CS101: Lesson-wise MCQs

CS101 Lesson Wise MCQs

Welcome to your go-to resource for CS101! Here, you’ll find easy-to-follow lesson-wise MCQs, quizzes, and past exam papers to help you prepare for both midterms and finals.

We’ve covered all the key topics from your CS101 course, and each MCQ is designed to test your knowledge with clear, easy-to-understand explanations for every answer.

Here’s what you’ll find on this page:

Lesson-wise MCQs: Access MCQs based on each chapter, carefully selected to match your syllabus. Every question comes with detailed explanations to help you understand the concepts better.
Quizzes: Test your knowledge with interactive quizzes that make learning fun and easy. Perfect for quick practice or revision.
Past Papers: Review past midterm and final exam papers to get a feel for the exam format and improve your preparation. You’ll also get answer keys and explanations to guide you.

Whether you’re preparing for midterms or finals, these resources will help you study smart and score high in CS101. Start practicing today and boost your grades!

Quizes

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CS 101 62 to 81

1 / 70

In peer-to-peer networks, what term is used to describe the collection of participating peers?

A) Swarm

B) Cloud

C) Group

D) Cluster

Explanation:

In P2P networks, especially in file sharing, the term 'swarm' refers to the collective peers involved in distributing and receiving files.

Explanation:

In P2P networks, especially in file sharing, the term 'swarm' refers to the collective peers involved in distributing and receiving files.

2 / 70

How are subdomains represented within a domain name?

A) By adding prefixes separated by periods

B) By appending numerical codes

C) By changing the TLD suffix

D) By adding new characters to the IP address

Explanation:

Subdomains are created by extending domain names to the left with descriptive prefixes.

Explanation:

Subdomains are created by extending domain names to the left with descriptive prefixes.

3 / 70

What is the primary use of the HTML tag?

A) To create hyperlinks

B) To display bold text

C) To insert an image

D) To define a table

Explanation:

The tag in HTML is used to make the enclosed text bold, improving its emphasis on the webpage.

Explanation:

The tag in HTML is used to make the enclosed text bold, improving its emphasis on the webpage.

4 / 70

What is the primary purpose of IP addresses on the Internet?

A) To assign a physical location to a machine

B) To uniquely identify each computer on the Internet

C) To serve as a domain name for users

D) To manage email exchanges

Explanation:

IP addresses are designed to uniquely identify machines within the Internet infrastructure.

Explanation:

IP addresses are designed to uniquely identify machines within the Internet infrastructure.

5 / 70

What is the primary communication model used in VoIP systems?

A) Client/Server

B) Peer-to-Peer (P2P)

C) Grid Computing

D) Blockchain

Explanation:

VoIP systems typically rely on the P2P model to transfer audio data between machines.

Explanation:

VoIP systems typically rely on the P2P model to transfer audio data between machines.

6 / 70

What is a domain in the context of Internet addressing?

A) A set of IP addresses in a single region

B) A mnemonic name registered to identify a region of the Internet

C) A physical server storing IP data

D) A subnet of IP addresses in a local area

Explanation:

Domains represent a logical region of the Internet and are often registered with descriptive mnemonic names.

Explanation:

Domains represent a logical region of the Internet and are often registered with descriptive mnemonic names.

7 / 70

What does the tag’s src attribute specify?

A) The resolution of the image

B) The source URL of the image file

C) The dimensions of the image

D) The format of the image

Explanation:

The src attribute in the tag defines the location of the image to be displayed in the browser.

Explanation:

The src attribute in the tag defines the location of the image to be displayed in the browser.

8 / 70

What is the purpose of XML compared to HTML?

A) XML focuses on presentation, while HTML emphasizes semantics

B) XML defines data structure, while HTML focuses on appearance

C) XML replaces all functionalities of HTML

D) XML is used only for server-side scripting

Explanation:

XML is used to represent data with semantic meaning, whereas HTML primarily defines the visual structure of webpages.

Explanation:

XML is used to represent data with semantic meaning, whereas HTML primarily defines the visual structure of webpages.

9 / 70

What does the src attribute in the tag represent?

A) The resolution of the image

B) The source of the image file

C) The size of the image

D) The format of the image

Explanation:

The src attribute tells the browser the location of the image file to be displayed on the webpage.

Explanation:

The src attribute tells the browser the location of the image file to be displayed on the webpage.

10 / 70

Which organization is responsible for assigning blocks of IP addresses?

A) ISPs

B) ICANN

C) DNS

D) Registrars

Explanation:

The Internet Corporation for Assigned Names and Numbers (ICANN) coordinates and awards blocks of IP addresses.

Explanation:

The Internet Corporation for Assigned Names and Numbers (ICANN) coordinates and awards blocks of IP addresses.

11 / 70

What is the purpose of the href attribute in an anchor tag?

A) It specifies the URL of the linked page

B) It specifies the position of text on the page

C) It defines the font size of the link

D) It links an image to the webpage

Explanation:

The href attribute in an anchor tag specifies the hypertext reference, i.e., the URL of the page to be linked.

Explanation:

The href attribute in an anchor tag specifies the hypertext reference, i.e., the URL of the page to be linked.

12 / 70

What is the role of the domain name system (DNS)?

A) To assign IP addresses

B) To convert domain names into IP addresses

C) To allocate domain names to registrars

D) To regulate domain naming conventions

Explanation:

DNS facilitates translation between human-readable domain names and machine-usable IP addresses through DNS lookups.

Explanation:

DNS facilitates translation between human-readable domain names and machine-usable IP addresses through DNS lookups.

13 / 70

How does the layered Internet software model work?

A) It sends data directly from the application layer to the destination

B) It passes messages through multiple layers, from application to link

C) It compresses all layers into one for efficiency

D) It only uses the application layer for message transmission

Explanation:

Internet communication involves the application, transport, network, and link layers, with each layer playing a specific role in data transmission.

Explanation:

Internet communication involves the application, transport, network, and link layers, with each layer playing a specific role in data transmission.

14 / 70

What does a forwarding table in the network layer do?

A) It encrypts packets for secure transmission

B) It determines the next step for a packet on its journey

C) It ensures data integrity during transmission

D) It manages user access permissions

Explanation:

Forwarding tables help the network layer decide the best route for a packet to reach its destination.

Explanation:

Forwarding tables help the network layer decide the best route for a packet to reach its destination.

15 / 70

What is the bit size of the newer IP addressing system being implemented?

A) 32 bits

B) 64 bits

C) 128 bits

D) 256 bits

Explanation:

The Internet is transitioning from 32-bit to 128-bit IP addresses to accommodate a larger number of devices.

Explanation:

The Internet is transitioning from 32-bit to 128-bit IP addresses to accommodate a larger number of devices.

16 / 70

What is the primary purpose of IP addresses on the Internet?

A) To assign a physical location to a machine

B) To uniquely identify each computer on the Internet

C) To serve as a domain name for users

D) To manage email exchanges

Explanation:

IP addresses are designed to uniquely identify machines within the Internet infrastructure.

Explanation:

IP addresses are designed to uniquely identify machines within the Internet infrastructure.

17 / 70

Which layer of Internet software is responsible for the physical transmission of data?

A) Application layer

B) Transport layer

C) Network layer

D) Link layer

Explanation:

The link layer manages the actual transmission of data over the physical medium, ensuring connectivity.

Explanation:

The link layer manages the actual transmission of data over the physical medium, ensuring connectivity.

18 / 70

What is a Trojan horse in the context of Internet security?

A) A self-replicating malware

B) A fake program that hides malicious activities

C) A method of encrypting messages

D) A virus that spreads via network vulnerabilities

Explanation:

A Trojan horse disguises itself as legitimate software to trick users into executing harmful actions.

Explanation:

A Trojan horse disguises itself as legitimate software to trick users into executing harmful actions.

19 / 70

What is the correct syntax for adding a hyperlink in HTML?

A) <a link="http://example.com">Click here</a>

B) <a href="http://example.com">Click here</a>

C) <link href="http://example.com">Click here</link>

D) <url="http://example.com">Click here</url>

Explanation:

The href attribute in the opening tag specifies the URL that the hyperlink points to.

Explanation:

The href attribute in the opening tag specifies the URL that the hyperlink points to.

20 / 70

What is one drawback of the P2P model in legal contexts?

A) Its centralized nature simplifies lawsuits

B) It makes it harder to enforce copyright laws

C) Servers are easier to track in P2P

D) It cannot handle file distribution efficiently

Explanation:

P2P networks lack a centralized server, making it challenging to enforce copyright laws due to the decentralized distribution.

Explanation:

P2P networks lack a centralized server, making it challenging to enforce copyright laws due to the decentralized distribution.

21 / 70

Where is the best place to position the tag for an image to appear at the top of the webpage?

A) Inside the <head> tag

B) Immediately after the <body> tag

C) Before the closing </html> tag

D) After the closing </body> tag

Explanation:

Placing the tag right after the opening tag displays the image at the beginning of the document.

Explanation:

Placing the tag right after the opening tag displays the image at the beginning of the document.

22 / 70

What does the suffix “edu” in a domain name represent?

A) A commercial organization

B) A government agency

C) An educational institution

D) A nonprofit organization

Explanation:

Domain name suffixes, called top-level domains (TLDs), classify domains, such as "edu" for education.

Explanation:

Domain name suffixes, called top-level domains (TLDs), classify domains, such as "edu" for education.

23 / 70

Which protocol is used by web browsers to transfer hypertext documents?

A) FTP

B) SMTP

C) HTTP

D) NNTP

Explanation:

The Hypertext Transfer Protocol (HTTP) is the foundation for transferring web pages and linked resources across the Web.

Explanation:

The Hypertext Transfer Protocol (HTTP) is the foundation for transferring web pages and linked resources across the Web.

24 / 70

Which HTML tag is required to make a webpage interactive with clickable links?

A) <link>

B) <a>

C) <div>

D) 

Explanation:

The tag is used to create hyperlinks, making webpages interactive and navigable.

Explanation:

The tag is used to create hyperlinks, making webpages interactive and navigable.

25 / 70

What does the link layer in the Internet software hierarchy handle?

A) Packet transmission over the physical medium

B) Encrypting and decrypting messages

C) Assigning IP addresses to packets

D) User input processing

Explanation:

The link layer deals with the actual transmission of data over network hardware like Ethernet or WiFi.

Explanation:

The link layer deals with the actual transmission of data over network hardware like Ethernet or WiFi.

26 / 70

What is the primary difference between TCP and UDP?

A) TCP is connectionless, while UDP is connection-oriented

B) TCP is slower but reliable, while UDP is faster but less reliable

C) TCP is used for DNS lookups, while UDP is used for file transfers

D) UDP can only be used with IPv6

Explanation:

TCP establishes a connection and ensures reliable data transfer, whereas UDP is faster but does not guarantee delivery.

Explanation:

TCP establishes a connection and ensures reliable data transfer, whereas UDP is faster but does not guarantee delivery.

27 / 70

Which technology uses multiple connected computers to handle tasks similar to a supercomputer?

A) Peer-to-peer

B) Cluster computing

C) Grid computing

D) File servers

Explanation:

Cluster computing connects multiple computers to work closely together, providing capabilities comparable to a larger machine.

Explanation:

Cluster computing connects multiple computers to work closely together, providing capabilities comparable to a larger machine.

28 / 70

Which statement is correct about communication models on the same network?

A) Only the client/server model can be used

B) P2P and client/server models can coexist on the same network

C) Models depend entirely on the type of network hardware used

D) Networks cannot support both models simultaneously

Explanation:

A process can use the client/server model for some tasks and the P2P model for others on the same network.

Explanation:

A process can use the client/server model for some tasks and the P2P model for others on the same network.

29 / 70

Who is credited with developing the World Wide Web?

A) Bill Gates

B) Steve Jobs

C) Tim Berners-Lee

D) Alan Turing

Explanation:

Tim Berners-Lee created the World Wide Web in December 1990, using the concept of hypertext to link documents.

Explanation:

Tim Berners-Lee created the World Wide Web in December 1990, using the concept of hypertext to link documents.

30 / 70

Which of the following is a drawback of Skype’s VoIP system?

A) It requires specialized hardware

B) It lacks Internet integration

C) It is proprietary, limiting public knowledge of its operations

D) It does not support traditional telephone calls

Explanation:

Skype is a proprietary system, so users must trust its integrity without third-party verification.

Explanation:

Skype is a proprietary system, so users must trust its integrity without third-party verification.

31 / 70

What happens when a mnemonic domain name is used to send a message?

A) The message is sent directly using the domain name

B) The name is translated into an IP address by a name server

C) The ISP provides direct communication between mnemonic names

D) A central database resolves all mnemonic addresses

Explanation:

The DNS uses name servers to translate mnemonic domain names into IP addresses, enabling message delivery.

Explanation:

The DNS uses name servers to translate mnemonic domain names into IP addresses, enabling message delivery.

32 / 70

Which type of TLD is "au" in the domain name example?

A) Generic TLD

B) Government TLD

C) Educational TLD

D) Country-code TLD

Explanation:

Country-code TLDs are two-letter suffixes, such as "au" for Australia and "ca" for Canada.

Explanation:

Country-code TLDs are two-letter suffixes, such as "au" for Australia and "ca" for Canada.

33 / 70

Why is the peer-to-peer model preferred for file sharing in some cases?

A) Centralized management improves speed

B) Distribution reduces the burden on a single server

C) It guarantees legal use of resources

D) Higher security due to server dependency

Explanation:

The P2P model is decentralized, distributing tasks among many peers, which reduces the load on a single server and increases efficiency.

Explanation:

The P2P model is decentralized, distributing tasks among many peers, which reduces the load on a single server and increases efficiency.

34 / 70

What does VoIP stand for?

A) Virtual Organization Internet Protocol

B) Voice over Internet Protocol

C) Video Optimization Internet Protocol

D) Virtual Overlapping Internet Programs

Explanation:

VoIP uses the Internet infrastructure to provide voice communication, functioning similarly to traditional telephone systems.

Explanation:

VoIP uses the Internet infrastructure to provide voice communication, functioning similarly to traditional telephone systems.

35 / 70

What is hypertext in the context of the World Wide Web?

A) Text written in multiple languages

B) A method for embedding links to other documents

C) An encryption protocol for secure communication

D) A way to compress multimedia files

Explanation:

Hypertext is the foundation of the Web, allowing users to navigate between documents using hyperlinks.

Explanation:

Hypertext is the foundation of the Web, allowing users to navigate between documents using hyperlinks.

36 / 70

Which protocol is best suited for applications requiring speed over reliability?

A) TCP

B) FTP

C) UDP

D) HTTP

Explanation:

UDP is faster because it does not establish connections or guarantee delivery, making it suitable for applications like VoIP and DNS.

Explanation:

UDP is faster because it does not establish connections or guarantee delivery, making it suitable for applications like VoIP and DNS.

37 / 70

Which of the following is true about XHTML?

A) It replaces HTML completely

B) It is HTML written to conform to XML standards

C) It removes the need for CSS in webpages

D) It is used exclusively for multimedia encoding

Explanation:

XHTML ensures strict adherence to XML rules while maintaining HTML's functionality for web content creation.

Explanation:

XHTML ensures strict adherence to XML rules while maintaining HTML's functionality for web content creation.

38 / 70

What is the purpose of dotted decimal notation in IP addresses?

A) To compress data

B) To make IP addresses easier for humans to understand

C) To encode binary data for network transmission

D) To convert IP addresses into domain names

Explanation:

Dotted decimal notation simplifies binary bit patterns into readable integers separated by periods.

Explanation:

Dotted decimal notation simplifies binary bit patterns into readable integers separated by periods.

39 / 70

What does the transport layer in the Internet software hierarchy do?

A) Handles the physical transmission of data

B) Ensures messages are properly segmented and reassembled

C) Routes packets to their destinations

D) Creates the user interface for applications

Explanation:

The transport layer divides messages into smaller packets for transmission and reassembles them at the destination.

Explanation:

The transport layer divides messages into smaller packets for transmission and reassembles them at the destination.

40 / 70

What is the key difference between the client/server and peer-to-peer (P2P) models?

A) P2P uses servers continuously, while client/server does not

B) P2P allows processes to provide and receive services from each other

C) Client/server networks do not involve communication between processes

D) P2P is hierarchical while client/server is flat

Explanation:

The P2P model enables processes to act as both service providers and receivers, unlike the client/server model, which has distinct roles for clients and servers.

Explanation:

The P2P model enables processes to act as both service providers and receivers, unlike the client/server model, which has distinct roles for clients and servers.

41 / 70

What is the bit size of the newer IP addressing system being implemented?

A) 32 bits

B) 64 bits

C) 128 bits

D) 256 bits

Explanation:

The Internet is transitioning from 32-bit to 128-bit IP addresses to accommodate a larger number of devices.

Explanation:

The Internet is transitioning from 32-bit to 128-bit IP addresses to accommodate a larger number of devices.

42 / 70

What are semantic tags in XML used for?

A) To specify text formatting

B) To emphasize the structure and meaning of data

C) To design webpages visually

D) To add multimedia files to webpages

Explanation:

Semantic tags in XML, such as , enable precise data categorization for enhanced searchability and data management.

Explanation:

Semantic tags in XML, such as , enable precise data categorization for enhanced searchability and data management.

43 / 70

What type of device is used in embedded VoIP phones?

A) Analog telephone adapters

B) Smartphones

C) Handsets connected to TCP/IP networks

D) Wireless routers

Explanation:

Embedded VoIP phones directly connect to TCP/IP networks and are often used by large organizations.

Explanation:

Embedded VoIP phones directly connect to TCP/IP networks and are often used by large organizations.

44 / 70

Which of the following best describes client-side scripting?

A) Scripts executed on the server before sending to the browser

B) Scripts executed directly in the user's browser

C) Scripts used only for database access

D) Scripts designed for backend processes

Explanation:

Client-side scripts, like JavaScript, run within the browser to create dynamic and interactive webpage elements.

Explanation:

Client-side scripts, like JavaScript, run within the browser to create dynamic and interactive webpage elements.

45 / 70

How does 4G technology improve VoIP functionality?

A) By increasing the need for analog adapters

B) By using an entirely IP-based network

C) By eliminating the need for Internet connections

D) By relying on traditional telephone networks

Explanation:

4G networks are fully IP-based, enabling smartphones to function as broadband-connected hosts.

Explanation:

4G networks are fully IP-based, enabling smartphones to function as broadband-connected hosts.

46 / 70

What is the main purpose of assigning port numbers to Internet applications?

A) To enhance encryption for secure communication

B) To identify specific applications or services at the destination

C) To reduce the size of transmitted packets

D) To track user activity on the Internet

Explanation:

Port numbers ensure that incoming messages are directed to the correct application or service at the destination.

Explanation:

Port numbers ensure that incoming messages are directed to the correct application or service at the destination.

47 / 70

What is inter-process communication?

A) Communication between different devices

B) Communication within a single computer only

C) Communication between processes to coordinate actions

D) A method for internet browsing

Explanation:

Inter-process communication (IPC) refers to the exchange of data between processes, either within the same computer or across a network, enabling them to coordinate actions.

Explanation:

Inter-process communication (IPC) refers to the exchange of data between processes, either within the same computer or across a network, enabling them to coordinate actions.

48 / 70

What happens when a mnemonic domain name is used to send a message?

A) The message is sent directly using the domain name

B) The name is translated into an IP address by a name server

C) The ISP provides direct communication between mnemonic names

D) A central database resolves all mnemonic addresses

Explanation:

The DNS uses name servers to translate mnemonic domain names into IP addresses, enabling message delivery.

Explanation:

The DNS uses name servers to translate mnemonic domain names into IP addresses, enabling message delivery.

49 / 70

What does XML stand for?

A) eXtensible Markup Language

B) Extended Multimedia Layer

C) Extra Mathematical Language

D) eXperimental Media Link

Explanation:

XML is a standardized language for creating custom markup systems to represent structured data.

Explanation:

XML is a standardized language for creating custom markup systems to represent structured data.

50 / 70

How does the “Try it Yourself” feature on W3Schools benefit users?

A) Provides a preview of server-side operations

B) Offers real-time coding and output demonstrations

C) Shows examples of HTTP request flows

D) Teaches advanced programming techniques

Explanation:

The "Try it Yourself" feature allows users to write and execute HTML code, seeing both the source and output simultaneously.

Explanation:

The "Try it Yourself" feature allows users to write and execute HTML code, seeing both the source and output simultaneously.

51 / 70

How are subdomains represented within a domain name?

A) By adding prefixes separated by periods

B) By appending numerical codes

C) By changing the TLD suffix

D) By adding new characters to the IP address

Explanation:

Subdomains are created by extending domain names to the left with descriptive prefixes.

Explanation:

Subdomains are created by extending domain names to the left with descriptive prefixes.

52 / 70

What does the term "hop count" in packet forwarding refer to?

A) The total size of a packet in bytes

B) The time required for a packet to reach its destination

C) The number of routers a packet passes through

D) The bandwidth used by a packet

Explanation:

Hop count limits how many routers a packet can pass through before being discarded to prevent endless looping.

Explanation:

Hop count limits how many routers a packet can pass through before being discarded to prevent endless looping.

53 / 70

What is meant by a 'hot spot' in networking terms?

A) A central server for P2P

B) A region with WiFi connectivity provided by an access point

C) A place where peer-to-peer processes congregate

D) A malfunctioning network node

Explanation:

A hot spot is an area within the broadcast range of a wireless access point (AP), providing network connectivity.

Explanation:

A hot spot is an area within the broadcast range of a wireless access point (AP), providing network connectivity.

54 / 70

What is the purpose of dotted decimal notation in IP addresses?

A) To compress data

B) To make IP addresses easier for humans to understand

C) To encode binary data for network transmission

D) To convert IP addresses into domain names

Explanation:

Dotted decimal notation simplifies binary bit patterns into readable integers separated by periods.

Explanation:

Dotted decimal notation simplifies binary bit patterns into readable integers separated by periods.

55 / 70

Which type of TLD is "au" in the domain name example?

A) Generic TLD

B) Government TLD

C) Educational TLD

D) Country-code TLD

Explanation:

Country-code TLDs are two-letter suffixes, such as "au" for Australia and "ca" for Canada.

Explanation:

Country-code TLDs are two-letter suffixes, such as "au" for Australia and "ca" for Canada.

56 / 70

What happens when a user clicks on a highlighted word linked with anchor tags?

A) The browser displays an error

B) The browser retrieves and displays the linked page

C) The word changes its color permanently

D) The page reloads without any action

Explanation:

Clicking on a highlighted term linked with anchor tags directs the browser to fetch and display the associated webpage.

Explanation:

Clicking on a highlighted term linked with anchor tags directs the browser to fetch and display the associated webpage.

57 / 70

What does multimedia streaming typically involve?

A) Downloading files for later use

B) Real-time transport of audio and video

C) Using the FTP protocol for file sharing

D) Compressing data into email attachments

Explanation:

Streaming involves real-time delivery of audio and video over the Internet, a key feature of modern services like Netflix and YouTube.

Explanation:

Streaming involves real-time delivery of audio and video over the Internet, a key feature of modern services like Netflix and YouTube.

58 / 70

What is the role of the domain name system (DNS)?

A) To assign IP addresses

B) To convert domain names into IP addresses

C) To allocate domain names to registrars

D) To regulate domain naming conventions

Explanation:

DNS facilitates translation between human-readable domain names and machine-usable IP addresses through DNS lookups.

Explanation:

DNS facilitates translation between human-readable domain names and machine-usable IP addresses through DNS lookups.

59 / 70

What is the role of the network layer in the Internet software hierarchy?

A) Provides end-to-end message reliability

B) Directs packets to their destination using forwarding and routing tables

C) Handles user authentication

D) Manages port numbers

Explanation:

The network layer uses routing and forwarding tables to determine the best path for packets to reach their destination.

Explanation:

The network layer uses routing and forwarding tables to determine the best path for packets to reach their destination.

60 / 70

Which of the following best describes the client/server model?

A) A model where each device operates independently

B) A model where one process requests services and another provides them

C) A peer-to-peer network for temporary communication

D) A hierarchical communication model

Explanation:

The client/server model involves a client making requests and a server fulfilling these requests, as seen in applications like print servers and file servers.

Explanation:

The client/server model involves a client making requests and a server fulfilling these requests, as seen in applications like print servers and file servers.

61 / 70

Which organization is responsible for assigning blocks of IP addresses?

A) ISPs

B) ICANN

C) DNS

D) Registrars

Explanation:

The Internet Corporation for Assigned Names and Numbers (ICANN) coordinates and awards blocks of IP addresses.

Explanation:

The Internet Corporation for Assigned Names and Numbers (ICANN) coordinates and awards blocks of IP addresses.

62 / 70

Which attack type involves overwhelming a target with excessive messages to disrupt service?

A) Trojan horse

B) Denial of Service (DoS)

C) Phishing

D) Worm

Explanation:

A DoS attack floods a target with excessive requests, overwhelming its resources and disrupting normal operations.

Explanation:

A DoS attack floods a target with excessive requests, overwhelming its resources and disrupting normal operations.

63 / 70

What is a domain in the context of Internet addressing?

A) A set of IP addresses in a single region

B) A mnemonic name registered to identify a region of the Internet

C) A physical server storing IP data

D) A subnet of IP addresses in a local area

Explanation:

Domains represent a logical region of the Internet and are often registered with descriptive mnemonic names.

Explanation:

Domains represent a logical region of the Internet and are often registered with descriptive mnemonic names.

64 / 70

Which tag is used to include an image in an HTML webpage?

A) <img>

B) <image>

C) <picture>

D) <src>

Explanation:

The tag is used to include images in a webpage. The src attribute specifies the location of the image file.

Explanation:

The tag is used to include images in a webpage. The src attribute specifies the location of the image file.

65 / 70

Why did the World Wide Web become dominant by the mid-1990s?

A) It replaced multimedia formats entirely

B) It began to support images, audio, and video

C) Governments mandated its usage

D) It was exclusively available to scientists

Explanation:

The Web's ability to handle multimedia data made it the dominant application for Internet growth.

Explanation:

The Web's ability to handle multimedia data made it the dominant application for Internet growth.

66 / 70

How can an image be displayed at the bottom of a webpage?

A) Place the <img> tag after the <body> tag

B) Place the <img> tag before the <html> tag

C) Place the <img> tag just before the closing </body> tag

D) Add the align-bottom attribute to the <img> tag

Explanation:

The placement of the tag in the HTML document determines where the image appears on the page.

Explanation:

The placement of the tag in the HTML document determines where the image appears on the page.

67 / 70

What does a URL represent in a webpage?

A) A hypertext reference to another page

B) The main heading of a webpage

C) The HTML source code of a webpage

D) A tag used for images

Explanation:

A URL (Uniform Resource Locator) serves as a reference to resources on the Internet, such as webpages or files.

Explanation:

A URL (Uniform Resource Locator) serves as a reference to resources on the Internet, such as webpages or files.

68 / 70

What role does the print server play in the client/server model?

A) A client receiving print requests

B) A server sending print requests

C) A server receiving and processing print requests

D) A device controlling the network connection

Explanation:

In the client/server model, a print server is a central device or process responsible for receiving print jobs from clients and managing them.

Explanation:

In the client/server model, a print server is a central device or process responsible for receiving print jobs from clients and managing them.

69 / 70

What are anchor tags in HTML used for?

A) To define the layout of a page

B) To link one webpage to another

C) To format text in bold

D) To insert images into a webpage

Explanation:

Anchor tags are used to create hyperlinks in HTML, allowing users to navigate between webpages.

Explanation:

Anchor tags are used to create hyperlinks in HTML, allowing users to navigate between webpages.

70 / 70

What does the suffix “edu” in a domain name represent?

A) A commercial organization

B) A government agency

C) An educational institution

D) A nonprofit organization

Explanation:

Domain name suffixes, called top-level domains (TLDs), classify domains, such as "edu" for education.

Explanation:

Domain name suffixes, called top-level domains (TLDs), classify domains, such as "edu" for education.

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77

CS 101 : Quizes

1 / 77

Web server:

Is a software to deliver email

Is a computer that stores and delivers web pages

Does not allow electronic chatting

Does not have a domain name

Explanation:

A web server processes HTTP requests and serves web pages to clients.

Explanation:

A web server processes HTTP requests and serves web pages to clients.

2 / 77

A sequence of transactions where the user establishes initial contact with a computer's OS is called the Boot state.

Boot state

Explanation:

The boot state refers to the initialization process when a computer is powered on and loads the operating system.

Explanation:

The boot state refers to the initialization process when a computer is powered on and loads the operating system.

3 / 77

Who introduced the idea of storing programs in main memory?

John W. Mauchly

John Von Neumann

J. Presper Eckert

Konrad Zuse

Explanation:

Von Neumann proposed the architecture where both data and instructions are stored in memory.

Explanation:

Von Neumann proposed the architecture where both data and instructions are stored in memory.

4 / 77

The loop structure referred to as a posttest loop is:

While

Repeat

For

For Each

Explanation:

A repeat loop executes its body first and then tests its condition, making it a posttest loop.

Explanation:

A repeat loop executes its body first and then tests its condition, making it a posttest loop.

5 / 77

Content filtering works by matching:

a) String

b) Codes

c) Values

d) Paragraphs

Explanation:

Content filtering identifies patterns by matching strings of characters against predefined rules.

Explanation:

Content filtering identifies patterns by matching strings of characters against predefined rules.

6 / 77

A clear flag state indicates that the resource is:

Available

Unavailable

Currently allocated

Ready

Explanation:

A clear flag typically signifies that the resource is being actively used.

Explanation:

A clear flag typically signifies that the resource is being actively used.

7 / 77

Which instruction is used for communicating with devices outside the CPU?

STORE instruction

COM instruction

I/O instruction

LOAD instruction

Explanation:

Input/Output (I/O) instructions are specifically designed to facilitate communication between the CPU and external devices.

Explanation:

Input/Output (I/O) instructions are specifically designed to facilitate communication between the CPU and external devices.

8 / 77

In an HTML document, is called the:

Actor

Anchor

Action

Alter

Explanation:

The tag, short for anchor, is used to define hyperlinks in HTML.

Explanation:

The tag, short for anchor, is used to define hyperlinks in HTML.

9 / 77

Which data compression technique is suitable for situations where the long sequence has the same value?

Differential encoding

Relative encoding

Run length encoding

Frequency dependent encoding

Explanation:

Run-length encoding is effective for compressing data with long sequences of repeated values by representing runs of the same data value.

Explanation:

Run-length encoding is effective for compressing data with long sequences of repeated values by representing runs of the same data value.

10 / 77

Ada wrote a program for computing on the Analytical Engine - the world’s first computer program:

Bernoulli’s sequence

FORTRAN

Binary Language

Assembly Language

Explanation:

Ada Lovelace wrote algorithms for Charles Babbage’s Analytical Engine, specifically to compute Bernoulli numbers.

Explanation:

Ada Lovelace wrote algorithms for Charles Babbage’s Analytical Engine, specifically to compute Bernoulli numbers.

11 / 77

Page group includes options:

a) Cover page

b) Page margins

c) Page color

d) All of these

Explanation:

The page group typically provides options for cover pages, margins, and page colors.

Explanation:

The page group typically provides options for cover pages, margins, and page colors.

12 / 77

Deep Blue was designed by:

IBM

Macintosh

Apple Computers

Dell

Explanation:

IBM developed Deep Blue to demonstrate advancements in computational power and artificial intelligence.

Explanation:

IBM developed Deep Blue to demonstrate advancements in computational power and artificial intelligence.

13 / 77

Capacity of one sector CD is of KB.

a) 2

b) 4

c) 1

d) 3

Explanation:

The standard size of one sector in a CD is 2048 bytes, equivalent to 2 KB for data CDs, but with additional formatting and error correction, the effective capacity is often considered around 4 KB.

Explanation:

The standard size of one sector in a CD is 2048 bytes, equivalent to 2 KB for data CDs, but with additional formatting and error correction, the effective capacity is often considered around 4 KB.

14 / 77

Which Excel function would you use to find the highest value in a data set?

a) MAX

b) MIN

c) AVERAGE

d) SUM

Explanation:

The MAX function is used to find the highest number in a data range.

Explanation:

The MAX function is used to find the highest number in a data range.

15 / 77

Vacuum Tubes are:

Smaller than transistors

Made up of two or more electrodes in a glass metal tube

Used in IBM PC

Invented by Tim Berners-Lee

Explanation:

Vacuum tubes were used for amplification and switching before transistors.

Explanation:

Vacuum tubes were used for amplification and switching before transistors.

16 / 77

Software licenses are:

a) Proprietary

b) Free

c) Open source

d) All of these

Explanation:

Software licenses can range from proprietary to open-source and free licenses.

Explanation:

Software licenses can range from proprietary to open-source and free licenses.

17 / 77

The 'Save As' command is used to:

a) Close the document

b) Save changes

c) Save under a new name or format

d) Print the document

Explanation:

The 'Save As' command is used to create a new copy of the document under a different name or file format.

Explanation:

The 'Save As' command is used to create a new copy of the document under a different name or file format.

18 / 77

How many chess moves could Deep Blue analyze in three minutes:

300 billion

400 billion

200 billion

700 billion

Explanation:

Deep Blue had the computational power to analyze approximately 300 billion chess moves in three minutes.

Explanation:

Deep Blue had the computational power to analyze approximately 300 billion chess moves in three minutes.

19 / 77

It is the same as addition in the decimal system, where you align the radix point and perform the addition.

Hexadecimal

Octal

Folic

Binary or Decimal system

Explanation:

Binary addition follows the same principles as decimal addition, with digits aligned by the radix point.

Explanation:

Binary addition follows the same principles as decimal addition, with digits aligned by the radix point.

20 / 77

Attacks can be made to prevent access to websites by crashing:

a) Websites

b) Servers

c) Network

d) Database

Explanation:

Denial of Service (DoS) attacks target servers to disrupt website availability.

Explanation:

Denial of Service (DoS) attacks target servers to disrupt website availability.

21 / 77

In some cases, the data collection process is readily apparent; in others, it is:

a) Outward

b) Subtle

c) Specious

d) Obvious

Explanation:

Data collection can sometimes be indirect or hidden, making it subtle.

Explanation:

Data collection can sometimes be indirect or hidden, making it subtle.

22 / 77

Which key is used to delete a single character to the left of the cursor in MS-Word?

a) Delete

b) Backspace

c) Esc

d) Enter

Explanation:

The Backspace key is used to delete characters to the left of the cursor.

Explanation:

The Backspace key is used to delete characters to the left of the cursor.

23 / 77

A special-purpose computer that connects and translates between networks that use different communication protocols is called:

Bridge

Router

Gateway

None of the given choices

Explanation:

A gateway facilitates communication between different networks, converting protocols as needed.

Explanation:

A gateway facilitates communication between different networks, converting protocols as needed.

24 / 77

A transport layer is said to establish a connection before sending a message.

a) HTTP

b) SMTP

c) TCP

d) UDP

Explanation:

Transmission Control Protocol (TCP) is a connection-oriented protocol, meaning it establishes a connection between devices before any data is sent.

Explanation:

Transmission Control Protocol (TCP) is a connection-oriented protocol, meaning it establishes a connection between devices before any data is sent.

25 / 77

Which of the following is used to change text formatting in MS-Word?

a) Home > Font

b) View > Font

c) Insert > Font

d) Review > Font

Explanation:

Text formatting can be adjusted through the 'Font' group in the 'Home' tab.

Explanation:

Text formatting can be adjusted through the 'Font' group in the 'Home' tab.

26 / 77

The father of the computer:

Ada

Charles Babbage

Charles

Gary Kasparov

Explanation:

Charles Babbage is credited as the "father of the computer" for his design of the Analytical Engine.

Explanation:

Charles Babbage is credited as the "father of the computer" for his design of the Analytical Engine.

27 / 77

Electronic theft includes:

a) Online scam

b) Harmful advice

c) Cyber bullying

d) Unsuitable products

Explanation:

Electronic theft often includes offering or selling inappropriate or unverified products online.

Explanation:

Electronic theft often includes offering or selling inappropriate or unverified products online.

28 / 77

The world's first electronic digital computer:

Atanasoff-Berry (ABC)

International Business Machine (IBM)

Macintosh (MAC)

MARK 1

Explanation:

The Atanasoff-Berry Computer (ABC) was the first electronic digital computer.

Explanation:

The Atanasoff-Berry Computer (ABC) was the first electronic digital computer.

29 / 77

The binary search algorithm uses which method?

Linear search

Divide and conquer method

Bubble sort technique

Quick sort technique

Explanation:

Binary search works by dividing the search interval in half recursively until the target element is found.

Explanation:

Binary search works by dividing the search interval in half recursively until the target element is found.

30 / 77

Access to forbidden literature is because of:

a) Computer

b) Cyber building

c) Identity theft

d) Lacking privacy

Explanation:

Unauthorized access to forbidden literature often results from insufficient privacy and cybersecurity measures.

Explanation:

Unauthorized access to forbidden literature often results from insufficient privacy and cybersecurity measures.

31 / 77

Building blocks from which algorithm representations can be constructed are called:

Primitive

Non-Primitive

Scalar

Non-Scalar

Explanation:

Primitives are the basic elements used in algorithm design, such as actions and operations.

Explanation:

Primitives are the basic elements used in algorithm design, such as actions and operations.

32 / 77

_ refers to distributed systems that are more loosely coupled than clusters but that still work together to accomplish large tasks.

a) Cloud computing

b) Parallel Computing

c) Quantum Computing

d) Grid Computing

Explanation:

Grid computing refers to a network of computers working together on a task but without tight coupling. These systems pool resources to handle large-scale problems, often distributed across multiple locations.

Explanation:

Grid computing refers to a network of computers working together on a task but without tight coupling. These systems pool resources to handle large-scale problems, often distributed across multiple locations.

33 / 77

Editing group has commands:

a) 2

b) 3

c) 4

d) 5

Explanation:

The editing group typically contains five core commands such as cut, copy, paste, find, and replace.

Explanation:

The editing group typically contains five core commands such as cut, copy, paste, find, and replace.

34 / 77

Easy access to online health centers is because of:

a) Computer science

b) Artificial Intelligence

c) Database

d) Intelligent agents

Explanation:

Intelligent agents enable seamless access to online health centers through automation.

Explanation:

Intelligent agents enable seamless access to online health centers through automation.

35 / 77

What is the maximum number of characters allowed in a single cell in Excel?

a) 1,000 characters

b) 5,000 characters

c) 32,767 characters

d) 10,000 characters

Explanation:

In Excel, a single cell can hold up to 32,767 characters.

Explanation:

In Excel, a single cell can hold up to 32,767 characters.

36 / 77

Which of the following is used to calculate the average of a range of numbers in Excel?

a) SUM

b) AVERAGE

c) COUNT

d) MAX

Explanation:

The AVERAGE function is used in Excel to calculate the mean of a range of values.

Explanation:

The AVERAGE function is used in Excel to calculate the mean of a range of values.

37 / 77

Home ribbon contains groups:

a) Paragraph

b) Font

c) Clipboard

d) All of these

Explanation:

The Home ribbon in most software includes these essential groups.

Explanation:

The Home ribbon in most software includes these essential groups.

38 / 77

The layer responsible for providing addresses compatible with the Internet infrastructure is the Network layer.

Network

Explanation:

The network layer handles addressing and routing, ensuring messages are sent to the correct destination using IP addresses.

Explanation:

The network layer handles addressing and routing, ensuring messages are sent to the correct destination using IP addresses.

39 / 77

A file's _ is normally stored as a separate file on the same mass storage device as the _.

a) Index, indexed file

b) Sequential, sequential file

c) Database, database file

d) Flat, flat file

Explanation:

Flat files are stored as independent entities, often on the same device as their associated flat file systems.

Explanation:

Flat files are stored as independent entities, often on the same device as their associated flat file systems.

40 / 77

Most _ codes used today are Huffman codes.

a) Differential

b) Relative

c) Frequency-dependent

Explanation:

Huffman codes are a type of frequency-dependent coding system where characters or symbols are assigned shorter codes based on their frequency of occurrence, optimizing data compression.

Explanation:

Huffman codes are a type of frequency-dependent coding system where characters or symbols are assigned shorter codes based on their frequency of occurrence, optimizing data compression.

41 / 77

World's first program was written by:

Charles Babbage

Ada Lovelace

Bernoulli

Newton

Explanation:

Ada Lovelace wrote the first algorithm intended for a machine.

Explanation:

Ada Lovelace wrote the first algorithm intended for a machine.

42 / 77

In black and white images, each pixel is represented as one bit—e.g., 0 for black and 1 for white. It is an example of:

a) Matrix

b) Email

c) Facsimile

d) Searching

Explanation:

Black and white representation of data in pixels is often associated with facsimile (fax) systems, where such binary encoding is used.

Explanation:

Black and white representation of data in pixels is often associated with facsimile (fax) systems, where such binary encoding is used.

43 / 77

How many common forms of data mining?

a) Five

b) Four

c) Three

d) Two

Explanation:

Common forms of data mining typically include classification, clustering, and association rule mining.

Explanation:

Common forms of data mining typically include classification, clustering, and association rule mining.

44 / 77

Microsoft Office includes:

a) Word

b) PDF reader

c) WordPad

d) All of these

Explanation:

Microsoft Office often integrates tools like Word, PDF readers, and text editors like WordPad.

Explanation:

Microsoft Office often integrates tools like Word, PDF readers, and text editors like WordPad.

45 / 77

Deep Blue:

A Supercomputer

A Chess Game

A Personal Computer

A Mainframe Computer

Explanation:

Deep Blue was an IBM-designed supercomputer, renowned for its chess-playing capabilities.

Explanation:

Deep Blue was an IBM-designed supercomputer, renowned for its chess-playing capabilities.

46 / 77

Which key is used to quickly save a document in MS-Word?

a) CTRL + P

b) CTRL + A

c) CTRL + S

d) CTRL + D

Explanation:

CTRL + S is the shortcut key used for saving documents quickly.

Explanation:

CTRL + S is the shortcut key used for saving documents quickly.

47 / 77

_ contains the information needed by a browser to find the proper server and request the desired document.

a) TCP

b) UDP

c) SMTP

d) URL

Explanation:

A URL (Uniform Resource Locator) provides the information required to access resources on the internet, including the server's address and the specific document location.

Explanation:

A URL (Uniform Resource Locator) provides the information required to access resources on the internet, including the server's address and the specific document location.

48 / 77

Copyrights can be applied on:

a) Dramatic works

b) Music

c) Artistic work

d) All of these

Explanation:

Copyright laws protect a range of creative works, including dramatic, musical, and artistic creations.

Explanation:

Copyright laws protect a range of creative works, including dramatic, musical, and artistic creations.

49 / 77

Global variables are:

Visible everywhere on the webpage

Visible only in the block in which they are declared

Visible only in the main code

Explanation:

Global variables are accessible throughout the entire script, unless redefined in a specific scope.

Explanation:

Global variables are accessible throughout the entire script, unless redefined in a specific scope.

50 / 77

To insert a chart in MS-Excel, you need to go to the:

a) Insert > Charts

b) Home > Charts

c) File > Charts

d) Review > Charts

Explanation:

Charts are inserted using the 'Insert' tab, under the 'Charts' group.

Explanation:

Charts are inserted using the 'Insert' tab, under the 'Charts' group.

51 / 77

Programming languages are well-designed so that each statement has meaning:

a) Only once

b) Multiple

c) No

d) Same

Explanation:

Each statement in a programming language is designed to have a clear, specific, and unambiguous meaning, avoiding confusion.

Explanation:

Each statement in a programming language is designed to have a clear, specific, and unambiguous meaning, avoiding confusion.

52 / 77

Which Excel function would you use to calculate the sum of a range of cells?

a) SUM

b) AVERAGE

c) COUNT

d) MAX

Explanation:

The SUM function in Excel is used to add together values in a specified range.

Explanation:

The SUM function in Excel is used to add together values in a specified range.

53 / 77

Pseudo-code is a language that is:

Dependent

Independent

Algorithm

Sequence

Explanation:

Pseudo-code is a representation of logic that is not bound to any specific programming language.

Explanation:

Pseudo-code is a representation of logic that is not bound to any specific programming language.

54 / 77

Program counter is:

General purpose register

Memory address register

Special purpose register

Common purpose register

Explanation:

The program counter is a CPU register that holds the memory address of the next instruction to execute.

Explanation:

The program counter is a CPU register that holds the memory address of the next instruction to execute.

55 / 77

CPU requires at least how many nanoseconds to fetch the instruction from memory?

Two nanoseconds

One nanosecond

Three nanoseconds

One billion seconds

Explanation:

Fetching instructions from memory involves a minimum latency based on the CPU's design and clock speed.

Explanation:

Fetching instructions from memory involves a minimum latency based on the CPU's design and clock speed.

56 / 77

Deep Blue, a supercomputer designed by IBM:

1989

1979

1997

1995

Explanation:

Deep Blue defeated world chess champion Garry Kasparov in 1997, marking a major milestone in artificial intelligence and computing.

Explanation:

Deep Blue defeated world chess champion Garry Kasparov in 1997, marking a major milestone in artificial intelligence and computing.

57 / 77

Who has highly privileged access to the operating system?

Administrator or authorized user

Super user or authorized user

Admin or administrator

Super user or administrator

Explanation:

A super user or administrator has the highest level of access, enabling full control over the operating system.

Explanation:

A super user or administrator has the highest level of access, enabling full control over the operating system.

58 / 77

VoIP consists of two processes on different machines transferring audio data via the model:

P2S

P2P

P2Q

P2R

Explanation:

Voice over IP (VoIP) employs peer-to-peer (P2P) communication to transfer audio data between systems.

Explanation:

Voice over IP (VoIP) employs peer-to-peer (P2P) communication to transfer audio data between systems.

59 / 77

A package containing a party's name and public key is known as a certificate.

Certificate

Explanation:

A certificate is used in cryptography to authenticate the identity of the parties involved in secure communication. It contains the name of the entity and its public key.

Explanation:

A certificate is used in cryptography to authenticate the identity of the parties involved in secure communication. It contains the name of the entity and its public key.

60 / 77

Which of the following commands can be used to insert a hyperlink in MS-Word?

a) Insert > Hyperlink

b) File > Hyperlink

c) Home > Hyperlink

d) View > Hyperlink

Explanation:

To insert a hyperlink, you can use the 'Insert' tab and click on the 'Link' button.

Explanation:

To insert a hyperlink, you can use the 'Insert' tab and click on the 'Link' button.

61 / 77

The mother of the computer:

Ada

Charles Babbage

Charles

Gary Kasparov

Explanation:

Ada Lovelace is often referred to as the "mother of computer programming" for her work on the Analytical Engine.

Explanation:

Ada Lovelace is often referred to as the "mother of computer programming" for her work on the Analytical Engine.

62 / 77

The address of a file accessible on the Internet is referred to as a URL.

Uniform Resource Locator (URL)

Explanation:

A URL specifies the address and access method to locate a file on the web. It includes components like protocol, domain, and path.

Explanation:

A URL specifies the address and access method to locate a file on the web. It includes components like protocol, domain, and path.

63 / 77

The memory manager allocates:

Mass storage space

Memory space

Space in the process table

Storage space

Explanation:

Memory managers are responsible for allocating and managing primary memory for processes.

Explanation:

Memory managers are responsible for allocating and managing primary memory for processes.

64 / 77

Which function would you use to count the number of cells containing numerical data?

a) COUNT

b) COUNTA

c) SUM

d) AVERAGE

Explanation:

The COUNT function is used to count the number of cells that contain numbers in a range.

Explanation:

The COUNT function is used to count the number of cells that contain numbers in a range.

65 / 77

A bit is:

Basic unit of storage

Basic program of storage

Secondary unit of storage

Not a unit of storage

Explanation:

A bit, which stands for "binary digit," is the smallest unit of data in computing, representing a binary state (0 or 1).

Explanation:

A bit, which stands for "binary digit," is the smallest unit of data in computing, representing a binary state (0 or 1).

66 / 77

Time required for the desired data to rotate to the read/write head is called:

Random time

Access time

Seek time

Rotational delay

Explanation:

Rotational delay is the time it takes for the desired sector of a disk to align with the read/write head.

Explanation:

Rotational delay is the time it takes for the desired sector of a disk to align with the read/write head.

67 / 77

In the context of the environment, computer science has impacts:

a) Positive

b) Negative

c) Dangerous

d) Both positive and negative

Explanation:

Computer science impacts the environment positively (e.g., energy-efficient technologies) and negatively (e.g., e-waste).

Explanation:

Computer science impacts the environment positively (e.g., energy-efficient technologies) and negatively (e.g., e-waste).

68 / 77

If a computer could pass the Turing test, it would be able to:

Win a million-dollar prize

think like human beings

think but slower than humans

do things faster

Explanation:

The Turing test assesses a machine's ability to exhibit intelligent behavior indistinguishable from a human.

Explanation:

The Turing test assesses a machine's ability to exhibit intelligent behavior indistinguishable from a human.

69 / 77

Within a transfer category, which instruction communicates with devices outside the CPU?

STORE instruction

COM instruction

I/O instruction

LOAD instruction

Explanation:

Input/output instructions are used to send or receive data to and from peripheral devices.

Explanation:

Input/output instructions are used to send or receive data to and from peripheral devices.

70 / 77

Starting with vocabulary words and then giving students a reading passage is an example of:

a) A top-down approach

b) A cron-up approach

c) A bottom-up approach

d) A Pop-up approach

Explanation:

The bottom-up approach involves teaching basic components or foundational skills first (like vocabulary) before moving to a more comprehensive task (like reading a passage). This method builds the foundation step by step.

Explanation:

The bottom-up approach involves teaching basic components or foundational skills first (like vocabulary) before moving to a more comprehensive task (like reading a passage). This method builds the foundation step by step.

71 / 77

A programming language specifically designed by the US Dept. of Defense for developing military applications:

PASCAL

JAVA

C++

Ada

Explanation:

Ada is a structured, statically typed, high-level programming language designed for military and safety-critical applications by the US Department of Defense.

Explanation:

Ada is a structured, statically typed, high-level programming language designed for military and safety-critical applications by the US Department of Defense.

72 / 77

Refers to distributed systems that are more loosely coupled than clusters but that still work together to accomplish large tasks.

Quantum computing

Parallel computing

Grid computing

Cloud computing

Explanation:

Parallel computing involves multiple processors working simultaneously to solve complex tasks. It's more loosely coupled compared to cluster computing.

Explanation:

Parallel computing involves multiple processors working simultaneously to solve complex tasks. It's more loosely coupled compared to cluster computing.

73 / 77

Which loop structure is referred to as a pretest loop?

While

Do-while

For

For-each

Explanation:

A pretest loop evaluates its condition before executing the loop's body, as seen in "while" loops.

Explanation:

A pretest loop evaluates its condition before executing the loop's body, as seen in "while" loops.

74 / 77

A sequence of transactions in which the user establishes initial contact with a computer’s operating system is called:

a) Logout

b) Process

c) Boot state

d) Login

Explanation:

The login process is the sequence where users authenticate and establish communication with the operating system to access its resources.

Explanation:

The login process is the sequence where users authenticate and establish communication with the operating system to access its resources.

75 / 77

In insertion sort, sorting the names Fred, Alex, Diana, Byron, and Carol starts with a sublist consisting of the first three names.

Sublist having 3 names

Explanation:

In insertion sort, the sublist grows incrementally, beginning with the smallest portion that needs sorting.

Explanation:

In insertion sort, the sublist grows incrementally, beginning with the smallest portion that needs sorting.

76 / 77

A supercomputer could analyze 300 billion chess moves in three minutes:

Gray Kasparov

Deep Blue

ENIAC

Harvard Mark 1

Explanation:

Deep Blue was a supercomputer specifically designed for playing chess and analyzing billions of moves.

Explanation:

Deep Blue was a supercomputer specifically designed for playing chess and analyzing billions of moves.

77 / 77

Which of the following is a correct shortcut for copying in MS-Word?

a) CTRL + C

b) CTRL + V

c) CTRL + A

d) CTRL + Z

Explanation:

The CTRL + C shortcut is used to copy content in most applications, including MS Word.

Explanation:

The CTRL + C shortcut is used to copy content in most applications, including MS Word.

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CS 101 MID TERM

1 / 37

By using MPEG and MP3 compression techniques, video cameras are able to record video within:

a) 128 GB storage

b) 28 MB storage

c) 128 MB storage

d) 8 GB storage

Explanation:

MPEG and MP3 efficiently compress video and audio, allowing large amounts of content to fit within smaller storage capacities.

Explanation:

MPEG and MP3 efficiently compress video and audio, allowing large amounts of content to fit within smaller storage capacities.

2 / 37

Shortcut key to paste is:

a) CTRL + P

b) ALT + P

c) CTRL + V

d) ALT + V

Explanation:

CTRL + V is the standard shortcut for pasting content from the clipboard.

Explanation:

CTRL + V is the standard shortcut for pasting content from the clipboard.

3 / 37

Who introduced the idea of storing the program in main memory?

a) Jhon W. Mauchly

b) Jhon Von Neumann

c) J. Presper Eckert

d) Konrad Zuse

Explanation:

John von Neumann proposed the stored-program concept, which is fundamental to modern computing.

Explanation:

John von Neumann proposed the stored-program concept, which is fundamental to modern computing.

4 / 37

When we use _ tag while searching, it shows only particular pages related to it:

a) @

b) *

c) ``

d) #

Explanation:

Hashtags (#) are commonly used for filtering or categorizing content in searches.

Explanation:

Hashtags (#) are commonly used for filtering or categorizing content in searches.

5 / 37

IPR stands for:

a) Intellectual property restate

b) Intellectual property rights

c) Intellectual property resources

d) Intellectual property release

Explanation:

IPR refers to legal rights that protect creations of the mind, such as inventions, literary works, and trademarks.

Explanation:

IPR refers to legal rights that protect creations of the mind, such as inventions, literary works, and trademarks.

6 / 37

The field of artificial intelligence is being pursued along _ paths:

a) 2

b) 3

c) 4

d) 5

Explanation:

AI research often follows four key paths: natural language processing, robotics, expert systems, and machine learning.

Explanation:

AI research often follows four key paths: natural language processing, robotics, expert systems, and machine learning.

7 / 37

If we are interested to see the map of some location, we can use the map operator in the following way:

a) Location: map

b) Map: Location

c) Mph: Map

d) Locations

Explanation:

The "Map:" operator is used to fetch location-related data in search queries.

Explanation:

The "Map:" operator is used to fetch location-related data in search queries.

8 / 37

Ctrl + Z is used for:

a) Redo

b) Undo

c) Save

d) Load

Explanation:

The Ctrl + Z shortcut reverses the last action performed in most applications.

Explanation:

The Ctrl + Z shortcut reverses the last action performed in most applications.

9 / 37

The people present around the e-waste gain:

a) Benefits

b) Diseases

c) Substances

d) Electronic waste

Explanation:

Exposure to toxins from e-waste can lead to health issues for those living or working near disposal sites.

Explanation:

Exposure to toxins from e-waste can lead to health issues for those living or working near disposal sites.

10 / 37

_ is not only used as a means of retrieving data from mass storage but also as a means of retrieving items from large blocks of data storage in main memory:

a) Hashing

b) Indexing

c) Sequential

d) Database

Explanation:

Hashing is used for fast data retrieval both from storage and main memory.

Explanation:

Hashing is used for fast data retrieval both from storage and main memory.

11 / 37

In the reverse engineering process, what refers to the sophistication of the design information that can be extracted from the source code?

a) Interactive

b) Completeness

c) Abstraction level

d) Direction level

Explanation:

The abstraction level determines how detailed and refined the information extracted is during reverse engineering.

Explanation:

The abstraction level determines how detailed and refined the information extracted is during reverse engineering.

12 / 37

45. Ethics and legality are essentials in many industries, including:

a) Government Officers

b) Doctors

c) Teachers

d) All of these

Explanation:

Ethical and legal considerations apply across professions to ensure fairness, accountability, and adherence to laws.

Explanation:

Ethical and legal considerations apply across professions to ensure fairness, accountability, and adherence to laws.

13 / 37

A program DOCTOR developed by Joseph Weizenbaum in the mid-1960s was named:

a) Alexa

b) Smart Doctor

c) Eliza

d) Joseph

Explanation:

“Eliza” was one of the earliest programs to simulate human-like interaction, focusing on psychotherapy conversations.

Explanation:

“Eliza” was one of the earliest programs to simulate human-like interaction, focusing on psychotherapy conversations.

14 / 37

We can add charts in MS-Word from the group:

a) Illustrations

b) Table

c) Symbols

d) Apps

Explanation:

Charts are added from the Illustrations group within the Insert tab in MS Word.

Explanation:

Charts are added from the Illustrations group within the Insert tab in MS Word.

15 / 37

The most famous word processor is:

a) MS-Excel

b) MS-Word

c) WordPad

d) Notepad

Explanation:

MS-Word is the most widely used word processing software globally.

Explanation:

MS-Word is the most widely used word processing software globally.

16 / 37

The amount of paper used in a year is:

a) 83 million users

b) 85 million users

c) 90 million users

d) 95 million users

Explanation:

This figure highlights the significant environmental impact of paper usage annually in the context of computing.

Explanation:

This figure highlights the significant environmental impact of paper usage annually in the context of computing.

17 / 37

Turing predicted a machine’s chance to pass the Turing test in the year:

a) 2002

b) 2008

c) 2012

d) 200

Explanation:

Alan Turing predicted that by 2012, machines would have a 70% chance of passing his eponymous test under certain conditions.

Explanation:

Alan Turing predicted that by 2012, machines would have a 70% chance of passing his eponymous test under certain conditions.

18 / 37

Computer Security is also known as:

a) System-Security

b) Cyber-Security

c) Password

d) Copyright

Explanation:

Cybersecurity encompasses measures and practices to protect computers and networks from breaches and attacks.

Explanation:

Cybersecurity encompasses measures and practices to protect computers and networks from breaches and attacks.

19 / 37

Matching Geometric Characteristics technique Cannot read:

a) Images

b) Pictures

c) Optical characters

d) Handwritten Material

Explanation:

Techniques based on geometric characteristics are effective for structured or printed text, but they struggle with irregularities in handwritten material.

Explanation:

Techniques based on geometric characteristics are effective for structured or printed text, but they struggle with irregularities in handwritten material.

20 / 37

MS-Word is an example of:

a) Digital software

b) System software

c) Word processors

d) Utility Programs

Explanation:

MS-Word is classified as a word processor because it is designed for creating, editing, and formatting text documents.

Explanation:

MS-Word is classified as a word processor because it is designed for creating, editing, and formatting text documents.

21 / 37

Loop structures referred to as a posttest loop:

a) While

b) Repeat

c) For

d) For each

Explanation:

A posttest loop executes the body first and checks the condition after; the "Repeat" loop fits this description.

Explanation:

A posttest loop executes the body first and checks the condition after; the "Repeat" loop fits this description.

22 / 37

Reports can be received at home through email because of advancements in:

a) Artificial Intelligence

b) Medical databases

c) Hospitals

d) Computer Science

Explanation:

Computer science advancements enable efficient email systems for receiving reports.

Explanation:

Computer science advancements enable efficient email systems for receiving reports.

23 / 37

Researchers are trying to develop systems that exhibit intelligent behavior in:

a) Theoretical

b) Intelligent

c) Artificial

d) Engineering

Explanation:

Efforts in engineering focus on creating systems that simulate intelligent decision-making.

Explanation:

Efforts in engineering focus on creating systems that simulate intelligent decision-making.

24 / 37

Shortcut key for cut is:

a) CTRL + C

b) CTRL + X

c) CTRL + V

d) CTRL + I

Explanation:

CTRL + X is the universal shortcut for cutting text or other content.

Explanation:

CTRL + X is the universal shortcut for cutting text or other content.

25 / 37

Computer security is also known as:

a) System-Security

b) Cyber-Security

c) Password

d) Copyright

Explanation:

Cybersecurity refers to protecting computer systems and networks from digital threats.

Explanation:

Cybersecurity refers to protecting computer systems and networks from digital threats.

26 / 37

We can increase the size of text from the home ribbon group called:

a) Paragraph

b) Font

c) Clipboard

d) Styles

Explanation:

Font settings in the Home ribbon allow changes to text size, style, and formatting.

Explanation:

Font settings in the Home ribbon allow changes to text size, style, and formatting.

27 / 37

Option in MS-Word to prevent others from making changes to selected text:

a) Block Authors

b) Protect Authors

c) Restrict Authors

d) Prevent Authors

Explanation:

The "Block Authors" feature in MS Word prevents collaborators from modifying specified sections of a document.

Explanation:

The "Block Authors" feature in MS Word prevents collaborators from modifying specified sections of a document.

28 / 37

In CS, we store and link data in an organized way using:

a) SDLC

b) MSDB

c) DMBS

d) DBMS

Explanation:

Database Management Systems (DBMS) are designed to store, retrieve, and organize data efficiently.

Explanation:

Database Management Systems (DBMS) are designed to store, retrieve, and organize data efficiently.

29 / 37

In MS-Word, different types of effects on text can be applied with:

a) Text box

b) Word art

c) Quick parts

d) All of the given

Explanation:

Text effects such as Word Art, Quick Parts, and Text Boxes allow users to customize text in various creative ways.

Explanation:

Text effects such as Word Art, Quick Parts, and Text Boxes allow users to customize text in various creative ways.

30 / 37

In the United States, the Privacy Act of 1974 was to protect citizens from abusive use of databases by:

a) Government

b) Public

c) Agencies

d) Companies

Explanation:

The Privacy Act of 1974 focuses on protecting citizens’ personal data maintained by government agencies to prevent misuse.

Explanation:

The Privacy Act of 1974 focuses on protecting citizens’ personal data maintained by government agencies to prevent misuse.

31 / 37

Pages is an option in the ribbon:

a) Home

b) Insert

c) Review

d) View

Explanation:

The Insert tab in MS Word contains the Pages group for adding new pages, cover pages, and page breaks.

Explanation:

The Insert tab in MS Word contains the Pages group for adding new pages, cover pages, and page breaks.

32 / 37

Attacks can be made to prevent access to a website by crashing:

a) Website

b) Servers

c) Network

d) Databases

Explanation:

Denial of Service (DoS) attacks aim to overload servers, making websites inaccessible.

Explanation:

Denial of Service (DoS) attacks aim to overload servers, making websites inaccessible.

33 / 37

When we draw a table in MS-Word, the table has initial column(s):

a) Zero

b) One

c) Two

d) Multiple

Explanation:

A newly inserted table starts with a single column unless specified otherwise.

Explanation:

A newly inserted table starts with a single column unless specified otherwise.

34 / 37

There are many types of sensors including:

a) Camera

b) Range Sensors

c) Microphone

d) All of these

Explanation:

Sensors come in many forms, such as cameras, microphones, and range sensors, depending on their applications.

Explanation:

Sensors come in many forms, such as cameras, microphones, and range sensors, depending on their applications.

35 / 37

Contact risks include:

a) Online Scam

b) Harmful Advice

c) Cyber Bullying

d) Unsuitable products

Explanation:

Contact risks often involve receiving or interacting with unsuitable products or deceptive content online.

Explanation:

Contact risks often involve receiving or interacting with unsuitable products or deceptive content online.

36 / 37

Termination condition is:

a) Negation of the condition

b) Supporting

c) Halting process

d) Logical process

Explanation:

A loop or process ends when the negation of the specified condition is met.

Explanation:

A loop or process ends when the negation of the specified condition is met.

37 / 37

To control access to the printer, the _ must keep track of whether the printer has been allocated:

a) Process

b) Operating systems

c) Windows

d) Booting

Explanation:

Operating systems manage resource allocation, including keeping track of printer usage.

Explanation:

Operating systems manage resource allocation, including keeping track of printer usage.

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Mid Term

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CS 101 MID TERM 2

1 / 84

Total number of elements in a flowchart are:

a) 5

b) 6

c) 7

d) 8

Explanation:

Flowcharts typically use seven standard elements like start/end, process, decision, etc..

Explanation:

Flowcharts typically use seven standard elements like start/end, process, decision, etc..

2 / 84

A large number of networks interconnected physically is called:

a) LAN

b) MAN

c) Internet

d) Network collection

Explanation:

The internet connects numerous networks globally, forming a large, decentralized system.

Explanation:

The internet connects numerous networks globally, forming a large, decentralized system.

3 / 84

Capacity of one sector of a CD is _ KB:

a) 2

b) 4

c) 1

d) 3

Explanation:

A standard CD sector holds 4 KB of data.

Explanation:

A standard CD sector holds 4 KB of data.

4 / 84

Distinction between a program believed to be correct and a program that is correct is:

a) Software Modularity

b) Software Requirements Gathering

c) Software Verification

d) Software Validation

Explanation:

Validation checks whether the software meets the user's needs and expectations.

Explanation:

Validation checks whether the software meets the user's needs and expectations.

5 / 84

In black-and-white images, each pixel is represented as one bit – e.g., 0 for black and 1 for white. It is an example of:

a) Matrix

b) Email

c) Facsimile

d) Searching

Explanation:

Black-and-white pixel representation is characteristic of facsimile (fax) images.

Explanation:

Black-and-white pixel representation is characteristic of facsimile (fax) images.

6 / 84

Due to working at home, lack of interaction may result in _ professional growth:

a) Slower

b) Faster

c) Higher

d) Improved

Explanation:

Remote work can reduce interpersonal interaction, which might slow down professional development and networking.

Explanation:

Remote work can reduce interpersonal interaction, which might slow down professional development and networking.

7 / 84

JavaScript function `fixed()` has equivalent HTML tag-set:

a) <FIX>............ </FIX>

b) <F>.......</F>

c) <PRE>...........</PRE>

d) <H>................... </H>

Explanation:

The `
` tag in HTML preserves whitespace and formatting, similar to the `fixed()` JavaScript function.

Explanation:

The `
` tag in HTML preserves whitespace and formatting, similar to the `fixed()` JavaScript function.

8 / 84

The group of technologies concerned with capturing, processing, and transmitting information in digital electronic form is called:

a) Telecom Engineering

b) Computer Engineering

c) Computer Science

d) Information Technology

Explanation:

IT focuses on handling digital information in various forms.

Explanation:

IT focuses on handling digital information in various forms.

9 / 84

In computers, GUI stands for:

a) General User Interrupt

b) Grayed User Interface

c) Graphical User Interface

d) Graphical Utility Icon

Explanation:

GUI refers to user-friendly interfaces that allow users to interact with computers using graphical elements like windows, icons, and buttons.

Explanation:

GUI refers to user-friendly interfaces that allow users to interact with computers using graphical elements like windows, icons, and buttons.

10 / 84

A _ transport layer is used to establish a connection before sending a message:

a) HTTP

b) SMTP

c) TCP

d) UDP

Explanation:

TCP is a connection-oriented protocol ensuring reliable data transmission.

Explanation:

TCP is a connection-oriented protocol ensuring reliable data transmission.

11 / 84

Distance learning has got a boost due to the:

a) Easy communication

b) Online interactive contents

c) Flexibility

d) All of the given options

Explanation:

Distance learning has improved thanks to communication tools, interactive content, and flexible schedules.

Explanation:

Distance learning has improved thanks to communication tools, interactive content, and flexible schedules.

12 / 84

Choose the correct sequence of technologies used in the evolution of computers from the start to today:

a) Mechanical, Electro-mechanical, Vacuum Tubes, Transistors

b) Electro-mechanical, Mechanical, Vacuum Tubes, Transistors

c) Electronic, Mechanical, Electro-mechanical

d) Mechanical, Electrical, Quantum Computing, Transistors

Explanation:

Computers evolved from mechanical devices to modern electronics using transistors and beyond.

Explanation:

Computers evolved from mechanical devices to modern electronics using transistors and beyond.

13 / 84

An algorithm is _ and distinct from its representation:

a) Abstract

b) Vision

c) Visual

d) Clear

Explanation:

Algorithms are conceptual ideas and independent of their physical implementation.

Explanation:

Algorithms are conceptual ideas and independent of their physical implementation.

14 / 84

When the user needs something to be done by the computer, they give instructions in the form of _ to computer hardware:

a) Software, Hardware

b) Hardware, Software

c) System Software, Application Software

d) Graph, Monitor

Explanation:

System software manages hardware, while application software performs specific tasks.

Explanation:

System software manages hardware, while application software performs specific tasks.

15 / 84

Post-test loop structure refers to:

a) Test for termination is performed before the body is executed.

b) Test for termination is performed as well as the body is executed.

c) Test for termination is performed after the body is executed.

d) Test for termination is performed with the body is executed.

Explanation:

A post-test loop executes the body at least once before checking the termination condition.

Explanation:

A post-test loop executes the body at least once before checking the termination condition.

16 / 84

Starting with vocabulary words and then giving students a reading passage is an example of:

a) A top-down approach

b) A cron-up approach

c) A bottom-up approach

d) A pop-up approach

Explanation:

The bottom-up approach builds foundational skills like vocabulary before moving to higher-level tasks.

Explanation:

The bottom-up approach builds foundational skills like vocabulary before moving to higher-level tasks.

17 / 84

In spreadsheets, cell address A12 means:

a) Row 12, Column A

b) Row 2, Column A1

c) Row A1, Column 2

d) Row A, Column 12

Explanation:

Cell addresses use column letters followed by row numbers.

Explanation:

Cell addresses use column letters followed by row numbers.

18 / 84

The key feature of scientific/engineering/graphics applications is:

a) Intense calculations

b) User-friendly

c) Reliability

d) Cost-effective

Explanation:

Such applications often require complex mathematical computations.

Explanation:

Such applications often require complex mathematical computations.

19 / 84

Most _ codes used today are Huffman codes:

a) Differential

b) Relative

c) Frequency-dependent

d) Run-length

Explanation:

Huffman codes assign shorter codes to more frequent characters to optimize data compression

Explanation:

Huffman codes assign shorter codes to more frequent characters to optimize data compression

20 / 84

The repetitive use of instructions or sequences of instructions is an important algorithmic concept. This repetition is implemented using the iterative structure known as a:

a) Loop

b) IF ELSE

c) Class

d) Condition

Explanation:

Loops allow for repeated execution of instructions under specified conditions.

Explanation:

Loops allow for repeated execution of instructions under specified conditions.

21 / 84

A sequence of transactions in which the user establishes initial contact with a computer operating system is called:

a) Logout

b) Process

c) Boot state

d) Log in

Explanation:

The login process involves authentication and establishing user access to the system.

Explanation:

The login process involves authentication and establishing user access to the system.

22 / 84

A collection of data organized in such a way that the computer can quickly search for a desired data item is known as:

a) Retrieving

b) Database

c) Information

d) DBMS

Explanation:

A database stores and organizes data for efficient retrieval and management.

Explanation:

A database stores and organizes data for efficient retrieval and management.

23 / 84

_ determine the number of bits to move the radix point to either left or right:

a) Exponent field

b) Significant bit

c) Sign bit

d) Mantissa field

Explanation:

The exponent field in floating-point representation determines the power of the base and the radix point's position.

Explanation:

The exponent field in floating-point representation determines the power of the base and the radix point's position.

24 / 84

You might search the following or similar things and get unpleasant results which might depress you:

a) Stomach condition

b) Study

c) Teaching

d) Skin condition

Explanation:

Searching for medical conditions like skin issues online can lead to distressing or alarming information.

Explanation:

Searching for medical conditions like skin issues online can lead to distressing or alarming information.

25 / 84

Structures, in which another list starts before the first list is finished, are called:

a) Multiple Lists

b) Nested Lists

c) Ordered Lists

d) Unordered Lists

Explanation:

Nested lists contain sublists within the main list, commonly used in hierarchical data representation.

Explanation:

Nested lists contain sublists within the main list, commonly used in hierarchical data representation.

26 / 84

_ retains its information when the power of the system is turned off:

a) RAM

b) DIMM

c) ROM

d) SIMM

Explanation:

ROM (Read-Only Memory) is non-volatile, retaining data without power.

Explanation:

ROM (Read-Only Memory) is non-volatile, retaining data without power.

27 / 84

_ refers to distributed systems that are more loosely coupled than clusters but still work together to accomplish large tasks:

a) Cloud computing

b) Parallel computing

c) Quantum computing

d) Grid Computing

Explanation:

Grid computing involves multiple loosely connected systems collaborating on tasks.

Explanation:

Grid computing involves multiple loosely connected systems collaborating on tasks.

28 / 84

_ is the process of analyzing large databases to identify patterns:

a) Data normalization

b) Data management

c) Data Mining

d) None of the given options

Explanation:

Data mining identifies patterns, correlations, and trends in large datasets.

Explanation:

Data mining identifies patterns, correlations, and trends in large datasets.

29 / 84

Which one is the example of spreadsheet software?

a) MS Word

b) MS PowerPoint

c) MS Excel

d) MS Access

Explanation:

MS Excel is designed for managing data in spreadsheets with features for calculations and analysis.

Explanation:

MS Excel is designed for managing data in spreadsheets with features for calculations and analysis.

30 / 84

All the hardware components of the computer system are installed on:

a) Microprocessor

b) Motherboard

c) Monitor

d) Memory

Explanation:

The motherboard houses and connects all key computer components.

Explanation:

The motherboard houses and connects all key computer components.

31 / 84

Breaking the tasks into a number of subtasks compatible with the number of available processors is called:

a) Interactive processing

b) Scaling

c) Throughput

d) Load balancing

Explanation:

Load balancing distributes work evenly across processors to maximize efficiency.

Explanation:

Load balancing distributes work evenly across processors to maximize efficiency.

32 / 84

The name of the computer language used by the Defense Department of the United States is:

a) Smalltalk

b) C

c) C++

d) Ada

Explanation:

Ada is a programming language developed for military and mission-critical applications.

Explanation:

Ada is a programming language developed for military and mission-critical applications.

33 / 84

On social media, sometimes a particular _ is very popular:

a) Hashtag

b) Symbol

c) Operator

d) Word

Explanation:

Hashtags (#) are widely used on social media platforms to categorize and popularize topics.

Explanation:

Hashtags (#) are widely used on social media platforms to categorize and popularize topics.

34 / 84

Generally, how many steps does a machine cycle have?

a) Two

b) Three

c) Four

d) Two or more

Explanation:

The machine cycle typically includes fetch, decode, execute, and store phases.

Explanation:

The machine cycle typically includes fetch, decode, execute, and store phases.

35 / 84

The term “Identifier” in JavaScript refers to:

a) Value of a variable

b) Name of a variable

c) A keyword

d) Type of a variable

Explanation:

Identifiers are names assigned to variables, functions, or objects in JavaScript.

Explanation:

Identifiers are names assigned to variables, functions, or objects in JavaScript.

36 / 84

Tags are always placed between the `` and `` tags of a web page:

a) True

b) False

Explanation:

HTML tags are placed within the structure defined by `` and ``.

Explanation:

HTML tags are placed within the structure defined by `` and ``.

37 / 84

By default, in a web page, a hyperlink for another web page is represented as:

a) Blue only

b) Black and Underlined

c) Blue and Bold

d) Blue and Underlined

Explanation:

Links are typically blue and underlined to distinguish them from regular text.

Explanation:

Links are typically blue and underlined to distinguish them from regular text.

38 / 84

Telnet is used to _ between two systems:

a) Establish a secure remote connection

b) Securely share information

c) Establish a remote connection

d) Securely transfer files

Explanation:

Telnet is a protocol for remotely accessing servers, but it lacks encryption.

Explanation:

Telnet is a protocol for remotely accessing servers, but it lacks encryption.

39 / 84

How many comparisons are required to sort the elements using the insertion sort algorithm?

a) 3

b) 9

c) 7

d) 5

Explanation:

The exact number of comparisons depends on the dataset, but for a list of 5 elements, insertion sort performs 9 comparisons in the worst case.

Explanation:

The exact number of comparisons depends on the dataset, but for a list of 5 elements, insertion sort performs 9 comparisons in the worst case.

40 / 84

Command which saves the selected text before deleting it is:

a) Copy

b) Delete

c) Cut

d) Undo

Explanation:

The cut command removes selected text and saves it temporarily to the clipboard.

Explanation:

The cut command removes selected text and saves it temporarily to the clipboard.

41 / 84

In 2's complement, the maximum positive number is represented by:

a) All 1's

b) A single ‘0’ followed by all 1's

c) A single ‘1’ followed by all ‘0’s

d) All ‘0’s

Explanation:

In 2's complement, the leftmost bit indicates the sign, with `0` denoting positive.

Explanation:

In 2's complement, the leftmost bit indicates the sign, with `0` denoting positive.

42 / 84

_ technique can be used to create smooth animations or to display one of several images based on the requirement:

a) Image downloading

b) Image preloading

c) Image uploading

d) Image postloading

Explanation:

Preloading images ensures they are ready before being displayed, preventing flicker and ensuring smooth animations.

Explanation:

Preloading images ensures they are ready before being displayed, preventing flicker and ensuring smooth animations.

43 / 84

The bit 0 represents the value false, and bit 1 represents the value:

a) Wrong

b) True/false

c) True

d) Empty

Explanation:

In binary systems, 0 and 1 are often used to represent false and true, respectively.

Explanation:

In binary systems, 0 and 1 are often used to represent false and true, respectively.

44 / 84

ENIAC stands for:

a) Electronic Numerical Integrator and Calculator

b) Electronic Numbers and Integrator and Calculator

c) Electronic Numerical Integer and Calculations

d) Electronic Numbers Integer and Calculations

Explanation:

ENIAC was the first general-purpose electronic computer developed in the 1940s.

Explanation:

ENIAC was the first general-purpose electronic computer developed in the 1940s.

45 / 84

The _ in the state of the process must be sufficient to determine uniquely and completely the action required by each step:

a) Date

b) Instruction

c) Program

d) Information

Explanation:

The current instruction determines the process state and dictates the next action.

Explanation:

The current instruction determines the process state and dictates the next action.

46 / 84

One of the earliest computing devices was the:

a) Laptop

b) Abacus

c) iPhone

d) Windows

Explanation:

The abacus is an ancient tool used for calculations, predating modern computers.

Explanation:

The abacus is an ancient tool used for calculations, predating modern computers.

47 / 84

The set of tasks that ensures the software correctly implements a specific function is known as:

a) Modularity

b) Verification

c) Validation

d) Requirement gathering

Explanation:

Verification ensures the software meets its design specifications and functions correctly.

Explanation:

Verification ensures the software meets its design specifications and functions correctly.

48 / 84

For a network to function reliably, it is important to establish rules by which activities are conducted. Such rules are called:

a) Properties

b) Patterns

c) Premises

d) Protocols

Explanation:

Protocols are predefined rules for communication between devices on a network.

Explanation:

Protocols are predefined rules for communication between devices on a network.

49 / 84

_ language cannot be executed without an interpreter:

a) FORTRAN

b) Pascal

c) LISP

d) C#

Explanation:

LISP is interpreted, requiring an interpreter to execute its code.

Explanation:

LISP is interpreted, requiring an interpreter to execute its code.

50 / 84

Which one of the following is the correct code syntax in JavaScript?

a) onmouseover

b) OnMouseOver

c) onMouseOver

d) onMouseover

Explanation:

JavaScript is case-sensitive; event handlers like `onmouseover` must be in lowercase.

Explanation:

JavaScript is case-sensitive; event handlers like `onmouseover` must be in lowercase.

51 / 84

Which of the following is true about TCP in comparison to UDP?

a) Less reliable but more efficient

b) More reliable and more efficient

c) More reliable but less efficient

d) Less reliable and less efficient

Explanation:

TCP provides reliable data transfer at the cost of additional overhead, unlike UDP.

Explanation:

TCP provides reliable data transfer at the cost of additional overhead, unlike UDP.

52 / 84

_ provides a network with internet connectivity:

a) Hub

b) Node

c) Gateway

d) Repeater

Explanation:

A gateway connects a local network to external networks, including the internet.

Explanation:

A gateway connects a local network to external networks, including the internet.

53 / 84

A single algorithm can be represented in _ way(s):

a) Single

b) Malicious

c) Modern

d) Many

Explanation:

Algorithms can be represented in various ways, such as flowcharts, pseudocode, or programming languages.

Explanation:

Algorithms can be represented in various ways, such as flowcharts, pseudocode, or programming languages.

54 / 84

TCP stands for:

a) Transfer Center Protocol

b) Transmission Control Protocol

c) Transmission Center Protocol

d) Telephone Center Protocol

Explanation:

TCP ensures reliable transmission of data between devices over a network.

Explanation:

TCP ensures reliable transmission of data between devices over a network.

55 / 84

_ is a related collection of WWW files that includes a beginning file called a homepage:

a) HTML

b) Website

c) HTTP

d) Web page

Explanation:

A website comprises interconnected web pages starting from a homepage.

Explanation:

A website comprises interconnected web pages starting from a homepage.

56 / 84

The encryption of data is related to:

a) Data updates

b) Data security

c) Data integrity

d) Data accessibility

Explanation:

Encryption ensures data security by protecting it from unauthorized access.

Explanation:

Encryption ensures data security by protecting it from unauthorized access.

57 / 84

When applied to a list with n entries, the binary search algorithm will interrogate an average of _ entries:

a) Login

b) n

c) Log₂n

d) nLogn

Explanation:

Binary search halves the search space with each step, leading to a time complexity of O(Log₂n).

Explanation:

Binary search halves the search space with each step, leading to a time complexity of O(Log₂n).

58 / 84

One of the major uses of the _ operation is to place zeros in one part of a bit pattern while not disturbing the other part:

a) XOR

b) NOR

c) AND

d) OR

Explanation:

The AND operation is used to mask bits by applying a pattern of zeros and ones.

Explanation:

The AND operation is used to mask bits by applying a pattern of zeros and ones.

59 / 84

The key property of the 'Array' object in JavaScript is:

a) Value

b) Length

c) Name

d) All of the given choices

Explanation:

The `length` property in JavaScript arrays indicates the number of elements.

Explanation:

The `length` property in JavaScript arrays indicates the number of elements.

60 / 84

Pseudo code is language:

a) Algorithm

b) Independent

c) Dependent

d) Sequence

Explanation:

Pseudocode is independent of programming languages and uses human-readable steps to describe algorithms.

Explanation:

Pseudocode is independent of programming languages and uses human-readable steps to describe algorithms.

61 / 84

The computers of the _ were not very flexible or efficient:

a) 1940's and 1950's

b) 1950's and 1960's

c) 1930's

d) 1961's and 1970's

Explanation:

Early computers like ENIAC were limited in functionality and efficiency.

Explanation:

Early computers like ENIAC were limited in functionality and efficiency.

62 / 84

A CPU designed to execute a minimal set of instructions is called a:

a) CISI

b) RISC

c) ENIAC

d) RISC/CISI

Explanation:

Reduced Instruction Set Computing (RISC) focuses on a simplified set of instructions for efficiency.

Explanation:

Reduced Instruction Set Computing (RISC) focuses on a simplified set of instructions for efficiency.

63 / 84

_ connects computers over a large geographical area of the world:

a) LAN

b) MAN

c) WAN

d) PAN

Explanation:

Wide Area Networks (WAN) connect devices across large geographical distances, such as the internet.

Explanation:

Wide Area Networks (WAN) connect devices across large geographical distances, such as the internet.

64 / 84

Which one of the following is correct for the symbolic representation of primitives?

a) Semantic

b) Systematic

c) Abstract

d) Syntax

Explanation:

Primitives are defined through a consistent syntax in programming.

Explanation:

Primitives are defined through a consistent syntax in programming.

65 / 84

Google Drive is an example of:

a) Grid and cluster Computing

b) Cluster Computing

c) Cloud Computing

d) Grid Computing

Explanation:

Google Drive is a cloud-based storage and collaboration platform.

Explanation:

Google Drive is a cloud-based storage and collaboration platform.

66 / 84

Which one of the following is true about a process?

a) Activity of executing an algorithm

b) Activity of executing a program

c) Abstract representation of a machine

d) Activity of representing pseudocode

Explanation:

A process represents a program in execution along with its associated resources.

Explanation:

A process represents a program in execution along with its associated resources.

67 / 84

_ is a malware that gathers data about your activities on the system and forwards it to an outside party without your consent:

a) Worms

b) Spyware

c) Virus

d) Trojan Horses

Explanation:

Spyware secretly collects information about a user's activities and sends it to a third party.

Explanation:

Spyware secretly collects information about a user's activities and sends it to a third party.

68 / 84

Language of the microprocessor is called:

a) HTML

b) COBOL

c) FORTRAN

d) Instruction Set

Explanation:

The instruction set is the basic language understood by the microprocessor.

Explanation:

The instruction set is the basic language understood by the microprocessor.

69 / 84

The structure in which another list starts before the first list is finished is called:

a) Multiple List

b) Nested List

c) Ordered List

d) Unordered List

Explanation:

Nested lists allow for lists within lists, commonly used in hierarchical data representation.

Explanation:

Nested lists allow for lists within lists, commonly used in hierarchical data representation.

70 / 84

_ is simply a fast port that lets you connect computer peripherals and consumer electronics to your computer without a restart:

a) Freeware

b) Shareware

c) Firewire

d) Firmware

Explanation:

Firewire provides high-speed connections for peripherals without requiring a reboot.

Explanation:

Firewire provides high-speed connections for peripherals without requiring a reboot.

71 / 84

Repeated erasing slowly _ the silicon dioxide chambers:

a) Damages

b) Enhances

c) Increases

d) Decreases

Explanation:

Repeated erasing and rewriting can degrade silicon dioxide layers in memory cells, such as in flash memory.

Explanation:

Repeated erasing and rewriting can degrade silicon dioxide layers in memory cells, such as in flash memory.

72 / 84

Which is the user-friendly way of presenting data?

a) Query

b) Form

c) Report

d) All of the given options

Explanation:

Queries, forms, and reports provide different user-friendly methods for data presentation.

Explanation:

Queries, forms, and reports provide different user-friendly methods for data presentation.

73 / 84

One term could be used for more than one thing. For example, the word "Jaguar" is used in two meanings such as:

a) Car and Cat

b) Car and Bus

c) Animal and Car

d) Car and Helicopter

Explanation:

"Jaguar" commonly refers to both a species of large cat and a car brand.

Explanation:

"Jaguar" commonly refers to both a species of large cat and a car brand.

74 / 84

JavaScript has _ ability to create and draw graphics:

a) Limited

b) Versatile

c) Medium

d) Not at all

Explanation:

JavaScript has limited native graphic capabilities, typically relying on libraries like Canvas or SVG for advanced graphics.

Explanation:

JavaScript has limited native graphic capabilities, typically relying on libraries like Canvas or SVG for advanced graphics.

75 / 84

We need _ memory to store data permanently:

a) Volatile

b) DRAM

c) RAM

d) Non-Volatile

Explanation:

Non-volatile memory like flash storage retains data even when power is lost.

Explanation:

Non-volatile memory like flash storage retains data even when power is lost.

76 / 84

What is the full form of JSP?

a) Java Server Pages

b) Java Script Pages

c) Java Semantic Pages

d) Java Source Pages

Explanation:

JSP is a technology used to create dynamic web content using Java.

Explanation:

JSP is a technology used to create dynamic web content using Java.

77 / 84

If we use insertion sort for names Fred, Alex, Diana, Byron, Carol, one approach to sorting this list is to note that the sublist consists of:

a) Both Fred and Alex

b) Only Carol

c) Only top name

d) Sublist having 3 names

Explanation:

In insertion sort, initially, the first element is considered sorted, and the algorithm proceeds to insert other elements.

Explanation:

In insertion sort, initially, the first element is considered sorted, and the algorithm proceeds to insert other elements.

78 / 84

_ contains the information needed by a browser to contact the proper server and request the desired document:

a) TCP

b) UDP

c) SMTP

d) URL

Explanation:

A URL (Uniform Resource Locator) specifies the location of a resource on the internet and how to retrieve it.

Explanation:

A URL (Uniform Resource Locator) specifies the location of a resource on the internet and how to retrieve it.

79 / 84

For drawing charts based on mathematical calculations, which of the following software is most efficient and easiest to use?

a) Spreadsheet

b) Word Processor

c) Database Management System

d) Dreamweaver

Explanation:

Spreadsheets like MS Excel are ideal for calculations and charting.

Explanation:

Spreadsheets like MS Excel are ideal for calculations and charting.

80 / 84

The _ is becoming the preferred organizational structure for more and more organizations with the passage of time:

a) Tree structured organizational model

b) Network paradigm

c) Hierarchical structure

d) None of the given options

Explanation:

Modern organizations prefer networked structures for their flexibility and collaboration potential.

Explanation:

Modern organizations prefer networked structures for their flexibility and collaboration potential.

81 / 84

While ( ): here what will be written?

a) Body

b) Condition

c) Function definition

d) Total number of code lines

Explanation:

In a while loop, the condition is written within the parentheses to determine when the loop should terminate.

Explanation:

In a while loop, the condition is written within the parentheses to determine when the loop should terminate.

82 / 84

Establishing a well-defined set of building blocks from which algorithm representations can be constructed is called a:

a) Program

b) Primitive

c) Block

d) Pile

Explanation:

Primitives are the fundamental building blocks of algorithms.

Explanation:

Primitives are the fundamental building blocks of algorithms.

83 / 84

A printer is an _ device:

a) Output

b) Input

c) Input/output

d) None of the given options

Explanation:

Printers are output devices because they produce physical copies of digital data.

Explanation:

Printers are output devices because they produce physical copies of digital data.

84 / 84

If you want to search for an exact phrase on Google, then enclose it in:

a) @

b) " "

c) *

d) #

Explanation:

Quotation marks are used in search engines like Google to find results containing the exact phrase.

Explanation:

Quotation marks are used in search engines like Google to find results containing the exact phrase.

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Mid Term

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CS 101 MID TERM 3

1 / 18

_ are the best choice for showing data generally needed to be expressed in percentage:

a) Line Charts

b) Area Charts

c) Bar Charts

d) Pie Charts

Explanation:

Pie charts visually represent data as percentages of a whole.

Explanation:

Pie charts visually represent data as percentages of a whole.

2 / 18

Which one of the following is not a building block of an algorithm?

a) Processes

b) Sequences

c) Repetitions

d) Conditions

Explanation:

Algorithms rely on sequences, repetitions, and conditions as building blocks, not processes.

Explanation:

Algorithms rely on sequences, repetitions, and conditions as building blocks, not processes.

3 / 18

A set of stand-alone productivity applications designed to work together is known as:

a) Productivity software suites

b) Compiled software

c) Secure software

d) Intelligent software

Explanation:

Examples include Microsoft Office and Google Workspace.

Explanation:

Examples include Microsoft Office and Google Workspace.

4 / 18

In flowcharts, there is only one entry point in conditions, while there are _ exit points:

a) 1

b) 2

c) 3

d) 4

Explanation:

Conditional flowchart elements have one entry and two possible exit paths.

Explanation:

Conditional flowchart elements have one entry and two possible exit paths.

5 / 18

By today’s standards, the Mark-I was slow, requiring 3 to 5 seconds for a multiplication operation:

a) True

b) False

Explanation:

Mark-I, one of the first computers, had slow processing speeds by modern standards.

Explanation:

Mark-I, one of the first computers, had slow processing speeds by modern standards.

6 / 18

To make a text bold in HTML, the tag used is:

a) 

b) <BOLD></BOLD>

c) 

d) <BODY></BODY>

Explanation:

The tag is used for bold text in HTML.

Explanation:

The tag is used for bold text in HTML.

7 / 18

is an example of:

a) Single Tag

b) Paragraph Tag

c) Single with Attribute Tag

d) Single without Attribute Tag

Explanation:

The

tag defines a paragraph in HTML.

Explanation:

The

tag defines a paragraph in HTML.

8 / 18

JavaScript stores all numbers as:

a) Integers

b) Floating point numbers

c) String

d) Dynamic typed

Explanation:

All numeric values in JavaScript are stored as double-precision floating-point numbers.

Explanation:

All numeric values in JavaScript are stored as double-precision floating-point numbers.

9 / 18

There are NO standard rules to write Pseudocode:

a) Standard

b) No standard

c) Pre-defined

d) Strict

Explanation:

Pseudocode is informal and does not follow a strict set of rules, allowing flexibility.

Explanation:

Pseudocode is informal and does not follow a strict set of rules, allowing flexibility.

10 / 18

The number of steps required to execute an algorithm can be used to measure:

a) Space

b) Time

c) Memory

d) Bandwidth

Explanation:

Time complexity evaluates the efficiency of an algorithm based on the number of steps it requires.

Explanation:

Time complexity evaluates the efficiency of an algorithm based on the number of steps it requires.

11 / 18

_ semicolon is used to terminate all JavaScript statements:

a) Colon

b) Semicolon

c) Underscore

d) Apostrophe

Explanation:

Semicolons are used to terminate most JavaScript statements.

Explanation:

Semicolons are used to terminate most JavaScript statements.

12 / 18

Bit-mapped graphics are also known as:

a) Vector

b) Raster

c) Scalar

d) Simple

Explanation:

Raster graphics use a grid of pixels to represent images, also known as bitmaps.

Explanation:

Raster graphics use a grid of pixels to represent images, also known as bitmaps.

13 / 18

_ converts the source code written in a high-level language into machine language code:

a) Utilities

b) Drivers

c) Language Translator

d) System Software

Explanation:

Compilers and interpreters translate high-level code into machine-readable instructions.

Explanation:

Compilers and interpreters translate high-level code into machine-readable instructions.

14 / 18

Select the variable name which is invalid in JavaScript:

a) While

b) sum

c) _sum

d) cs_101

Explanation:

while is a reserved keyword in JavaScript and cannot be used as a variable name.

Explanation:

while is a reserved keyword in JavaScript and cannot be used as a variable name.

15 / 18

The effect of the paragraph tag (
) in a webpage is that it:

a) Brings the cursor to the next line

b) Brings back the cursor to the previous line

c) Brings the cursor to the next after next line

d) Keeps the cursor in the same line

Explanation:

The
tag starts a new paragraph, moving the cursor to the next line.

Explanation:

The
tag starts a new paragraph, moving the cursor to the next line.

16 / 18

The oldest GUI-based web browser is:

a) IE

b) Mozilla

c) Mosaic

d) Opera

Explanation:

Mosaic was the first widely used graphical web browser, released in 1993.

Explanation:

Mosaic was the first widely used graphical web browser, released in 1993.

17 / 18

Which of the following symbols is used in JavaScript to add multiple line comments in a program?

a) /

b) //

c) /* */

d) /*

Explanation:

JavaScript uses /* and */ for multi-line comments.

Explanation:

JavaScript uses /* and */ for multi-line comments.

18 / 18

The memory size of the Altair 8800 was:

a) 128 bytes

b) 256 bytes

c) 128 Kilobytes

d) 256 Kilobytes

Explanation:

The Altair 8800, an early personal computer, initially had 256 bytes of memory.

Explanation:

The Altair 8800, an early personal computer, initially had 256 bytes of memory.

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