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Curriculum-aligned learning paths for students in Classes 6-12.

CBSE
Class 12
Computer Science
Computer Science
Computer Networks
Question Bank

Question Bank - Computer Networks

Practice Hub

Question Bank: Computer Networks

This chapter introduces computer networks, detailing their importance and functionality in connecting devices for information exchange.

Structured practice

Question Bank - Computer Networks

Q1.

What was the primary purpose of ARPANET when it was first created?

Single Answer MCQ
Q-00095311
View explanation
Q2.

Which significant protocol was introduced as a standard on ARPANET in 1983?

Single Answer MCQ
Q-00095312
View explanation
Q3.

Who is credited with developing the first email system?

Single Answer MCQ
Q-00095313
View explanation
Q4.

What event in 1990 significantly contributed to the growth of the World Wide Web?

Single Answer MCQ
Q-00095314
View explanation
Q5.

What major advancement in networking occurred in 1997?

Single Answer MCQ
Q-00095315
View explanation
Q6.

What does NSFNET represent in the context of networking?

Single Answer MCQ
Q-00095316
View explanation
Q7.

Which of the following describes a Local Area Network (LAN)?

Single Answer MCQ
Q-00095317
View explanation
Q8.

Which technology played a key role in the evolution of wireless communication?

Single Answer MCQ
Q-00095318
View explanation
Q9.

Which type of network typically covers a city?

Single Answer MCQ
Q-00095319
View explanation
Q10.

Which year was the term 'Internet' first coined?

Single Answer MCQ
Q-00095320
View explanation
Q11.

What does the acronym 'Wi-Fi' stand for?

Single Answer MCQ
Q-00095321
View explanation
Q12.

What was one result of the introduction of HTML and URL by Tim Berners-Lee?

Single Answer MCQ
Q-00095322
View explanation
Q13.

TCP/IP is essential for which aspect of modern networks?

Single Answer MCQ
Q-00095323
View explanation
Q14.

What distinguishes a Personal Area Network (PAN) from other networks?

Single Answer MCQ
Q-00095324
View explanation
Q15.

What is the main limitation of using ARPANET as it evolved into the modern Internet?

Single Answer MCQ
Q-00095325
View explanation
Q16.

What is a computer network?

Single Answer MCQ
Q-00095326
View explanation
Q17.

Which device is primarily used to connect multiple devices in a network?

Single Answer MCQ
Q-00095327
View explanation
Q18.

What does the term 'node' refer to in networking?

Single Answer MCQ
Q-00095328
View explanation
Q19.

Which of the following is NOT a type of network topology?

Single Answer MCQ
Q-00095329
View explanation
Q20.

What is the primary purpose of a modem in a network?

Single Answer MCQ
Q-00095330
View explanation
Q21.

Which of the following best describes a LAN?

Single Answer MCQ
Q-00095331
View explanation
Q22.

Each computer that is connected to a network is referred to as which of the following?

Single Answer MCQ
Q-00095332
View explanation
Q23.

What is the main function of a router in a network?

Single Answer MCQ
Q-00095333
View explanation
Q24.

What is the role of packets in data transmission?

Single Answer MCQ
Q-00095334
View explanation
Q25.

Which of the following is a characteristic of a WAN?

Single Answer MCQ
Q-00095335
View explanation
Q26.

What is the function of the Domain Name System (DNS)?

Single Answer MCQ
Q-00095336
View explanation
Q27.

In networking, data is commonly sent as?

Single Answer MCQ
Q-00095337
View explanation
Q28.

What type of network uses aerial signals for communication?

Single Answer MCQ
Q-00095338
View explanation
Q29.

What is a basic benefit of networking?

Single Answer MCQ
Q-00095339
View explanation
Q30.

Which of the following topologies allows for the highest redundancy?

Single Answer MCQ
Q-00095340
View explanation
Q31.

Which type of network is used for connecting devices within a very short range, typically within 10 meters?

Single Answer MCQ
Q-00095341
View explanation
Q32.

What is the main characteristic of a Local Area Network (LAN)?

Single Answer MCQ
Q-00095342
View explanation
Q33.

Which type of network typically covers a city or a large town?

Single Answer MCQ
Q-00095343
View explanation
Q34.

What type of network connects multiple LANs across a large geographical area?

Single Answer MCQ
Q-00095344
View explanation
Q35.

Which network design is typically considered more secure due to limited user access?

Single Answer MCQ
Q-00095345
View explanation
Q36.

For which application would a Personal Area Network (PAN) be most appropriate?

Single Answer MCQ
Q-00095346
View explanation
Q37.

Which of the following is NOT a typical feature of a Local Area Network (LAN)?

Single Answer MCQ
Q-00095347
View explanation
Q38.

Which type of network would be most suitable for a university campus?

Single Answer MCQ
Q-00095348
View explanation
Q39.

If a network connects different branches of a corporation across multiple cities, which network type is utilized?

Single Answer MCQ
Q-00095349
View explanation
Q40.

Which of the following statements is true about Metropolitan Area Networks (MANs)?

Single Answer MCQ
Q-00095350
View explanation
Q41.

Which of the following devices is typically NOT found in a LAN setup?

Single Answer MCQ
Q-00095351
View explanation
Q42.

What is the primary function of a modem in a network?

Single Answer MCQ
Q-00095352
View explanation
Q43.

What distinguishes a Personal Area Network from a Local Area Network?

Single Answer MCQ
Q-00095353
View explanation
Q44.

Which device is used to connect multiple computers in a local area network?

Single Answer MCQ
Q-00095354
View explanation
Q45.

Which type of network is most widely used for large-scale international communications?

Single Answer MCQ
Q-00095355
View explanation
Q46.

What is the primary purpose of a router in networking?

Single Answer MCQ
Q-00095356
View explanation
Q47.

In what situation would a Wireless Personal Area Network (WPAN) be used?

Single Answer MCQ
Q-00095357
View explanation
Q48.

What device regenerates and strengthens signals to extend network distances?

Single Answer MCQ
Q-00095358
View explanation
Q49.

Which type of network is often implemented to facilitate links for devices and users spread across an entire country?

Single Answer MCQ
Q-00095359
View explanation
Q50.

Which network device operates at the network layer of the OSI model?

Single Answer MCQ
Q-00095360
View explanation
Q51.

What feature makes a Local Area Network (LAN) advantageous for businesses?

Single Answer MCQ
Q-00095361
View explanation
Q52.

Which device can serve as a door between a private network and the Internet?

Single Answer MCQ
Q-00095362
View explanation
Q53.

Which of the following is true about a hub in networking?

Single Answer MCQ
Q-00095363
View explanation
Q54.

What distinguishes a switch from a hub?

Single Answer MCQ
Q-00095364
View explanation
Q55.

Which device is primarily responsible for assigning IP addresses in a network?

Single Answer MCQ
Q-00095365
View explanation
Q56.

In a network, what purpose does a bridge serve?

Single Answer MCQ
Q-00095366
View explanation
Q57.

Which device allows for the connection of computers to the Internet via a telephone line?

Single Answer MCQ
Q-00095367
View explanation
Q58.

What role does a network switch play in data transmission?

Single Answer MCQ
Q-00095368
View explanation
Q59.

Which network device routes data based on the destination address?

Single Answer MCQ
Q-00095369
View explanation
Q60.

In networking, which device is commonly used to connect different network protocols?

Single Answer MCQ
Q-00095370
View explanation
Q61.

What type of device is typically used to extend the range of a wireless network?

Single Answer MCQ
Q-00095371
View explanation
Q62.

What uniquely identifies a node in a network?

Single Answer MCQ
Q-00095372
View explanation
Q63.

Which address is assigned permanently to a network interface card?

Single Answer MCQ
Q-00095373
View explanation
Q64.

Which protocol allows nodes with an IP address to communicate over the internet?

Single Answer MCQ
Q-00095374
View explanation
Q65.

What is the maximum number of unique IPv4 addresses?

Single Answer MCQ
Q-00095375
View explanation
Q66.

Which format does an IPv6 address use?

Single Answer MCQ
Q-00095376
View explanation
Q67.

What does the first half of a MAC address represent?

Single Answer MCQ
Q-00095377
View explanation
Q68.

Which device can act as a node in a computer network?

Single Answer MCQ
Q-00095378
View explanation
Q69.

What is the length of a MAC address?

Single Answer MCQ
Q-00095379
View explanation
Q70.

How does an IP address differ from a MAC address?

Single Answer MCQ
Q-00095380
View explanation
Q71.

In a network, which device primarily determines the best path for data transfer?

Single Answer MCQ
Q-00095381
View explanation
Q72.

Which of the following cannot change its IP address?

Single Answer MCQ
Q-00095382
View explanation
Q73.

What component divides data into packets for transmission?

Single Answer MCQ
Q-00095383
View explanation
Q74.

When a device connects to a new network, what typically happens to its IP address?

Single Answer MCQ
Q-00095384
View explanation
Q75.

What does a subnet mask do in a network?

Single Answer MCQ
Q-00095385
View explanation
Q76.

Which topology connects each device to every other device in a network?

Single Answer MCQ
Q-00095386
View explanation
Q77.

What is a major disadvantage of using a mesh topology?

Single Answer MCQ
Q-00095387
View explanation
Q78.

In which topology do devices share a single communication line?

Single Answer MCQ
Q-00095388
View explanation
Q79.

Which topology is most suitable for a small office with limited resources?

Single Answer MCQ
Q-00095389
View explanation
Q80.

In a ring topology, what happens if one device fails?

Single Answer MCQ
Q-00095390
View explanation
Q81.

Which topology allows for easy addition of new devices without disruption?

Single Answer MCQ
Q-00095391
View explanation
Q82.

What characterizes a tree topology?

Single Answer MCQ
Q-00095392
View explanation
Q83.

In which topology can devices communicate directly with one another?

Single Answer MCQ
Q-00095393
View explanation
Q84.

Which networking topology minimizes the chances of network failure through redundancy?

Single Answer MCQ
Q-00095394
View explanation
Q85.

Which topology is easiest to troubleshoot due to its centralized management?

Single Answer MCQ
Q-00095395
View explanation
Q86.

What topology connects multiple star topologies using a central bus?

Single Answer MCQ
Q-00095396
View explanation
Q87.

If bandwidth consumption is a concern, which topology would be the least efficient?

Single Answer MCQ
Q-00095397
View explanation
Q88.

Which statement is true about bus topology?

Single Answer MCQ
Q-00095398
View explanation
Q89.

What is the primary disadvantage of using a ring topology?

Single Answer MCQ
Q-00095399
View explanation
Q90.

Which topology is characterized by a central hub that all devices connect to?

Single Answer MCQ
Q-00095400
View explanation
Q91.

In tree topology, the main network structure resembles what?

Single Answer MCQ
Q-00095401
View explanation
Q92.

What does DNS stand for in networking?

Single Answer MCQ
Q-00095402
View explanation
Q93.

Which of the following is a primary function of DNS?

Single Answer MCQ
Q-00095403
View explanation
Q94.

What type of records does a DNS server primarily store?

Single Answer MCQ
Q-00095404
View explanation
Q95.

Which of the following is an example of a domain name?

Single Answer MCQ
Q-00095405
View explanation
Q96.

The process of converting a domain name into an IP address is called:

Single Answer MCQ
Q-00095406
View explanation
Q97.

Why was DNS introduced?

Single Answer MCQ
Q-00095407
View explanation
Q98.

What is the role of DNS servers in website accessibility?

Single Answer MCQ
Q-00095408
View explanation
Q99.

Which component of DNS holds the mapping of domain names to IP addresses?

Single Answer MCQ
Q-00095409
View explanation
Q100.

What is a DNS cache?

Single Answer MCQ
Q-00095410
View explanation
Q101.

Which DNS record type is used specifically for mail server redirection?

Single Answer MCQ
Q-00095411
View explanation
Q102.

What happens when a DNS server cannot resolve a domain name?

Single Answer MCQ
Q-00095412
View explanation
Q103.

What protocol does DNS primarily use to communicate its queries?

Single Answer MCQ
Q-00095413
View explanation
Q104.

Which of the following represents a potential security threat to DNS?

Single Answer MCQ
Q-00095414
View explanation
Q105.

Which attack involves overwhelming a DNS server with queries?

Single Answer MCQ
Q-00095415
View explanation
Q106.

What device is primarily used to connect multiple computers in a network?

Single Answer MCQ
Q-00095416
View explanation
Q107.

Which of the following protocols is essential for transferring web pages over the Internet?

Single Answer MCQ
Q-00095417
View explanation
Q108.

Which of the following represents the network topology that has a single central connection point?

Single Answer MCQ
Q-00095418
View explanation
Q109.

What is the main function of the Domain Name System (DNS)?

Single Answer MCQ
Q-00095419
View explanation
Q110.

Which technology is primarily used for the Internet of Things (IoT) to connect devices?

Single Answer MCQ
Q-00095420
View explanation
Q111.

Which type of network connects computers within a limited geographical area?

Single Answer MCQ
Q-00095421
View explanation
Q112.

In a Client-Server architecture, which entity directly interacts with users?

Single Answer MCQ
Q-00095422
View explanation
Q113.

What is a common application of IoT in smart homes?

Single Answer MCQ
Q-00095423
View explanation
Q114.

Which of the following best describes a web browser's purpose?

Single Answer MCQ
Q-00095424
View explanation
Q115.

What differentiates the Internet from the World Wide Web?

Single Answer MCQ
Q-00095425
View explanation
Q116.

Which term describes the physical material used to connect computers in a network?

Single Answer MCQ
Q-00095426
View explanation
Q117.

In a peer-to-peer (P2P) network, how do nodes interact?

Single Answer MCQ
Q-00095427
View explanation
Q118.

What does the 'IoT' acronym stand for?

Single Answer MCQ
Q-00095428
View explanation
Q119.

What is one major benefit of utilizing cloud computing in networking?

Single Answer MCQ
Q-00095429
View explanation
Q120.

Which of the following factors can affect the performance of a network?

Single Answer MCQ
Q-00095430
View explanation
Q121.

What is the primary use of a modem in a network?

Single Answer MCQ
Q-00095431
View explanation
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