Computer Networks MCQ Class 12 Computer Science Unit 2 MCQs Question and Answers

Computer Networks MCQ Question Answers suitable for CUET 2026 from Class 12 Computer Science Unit 2

To score full marks in the CUET 2026 Computer Science exam, Practice Class 12 Computer Science Unit 2 Computer Networks MCQ Test any number of times free on our website. These questions have been created by our experts from the latest Class 12 Computer Science Syllabus and as per latest exam pattern. Multiple Choice Questions (MCQs) are a type of objective assessment in which a person is asked to choose one or more correct answers from a list of available options. An MCQ presents a question along with several possible answers. Most of the exams in India including the CUET exam conduct an online test to check your knowledge.

Class 12 Computer Science Unit 2 MCQs

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1. What is wireless communication?

a.Sending data from one location to another without the use of virtual medium

b.Sending data from one location to another without the use of physical medium

c.None of the mentioned

d.Sending data from one location to with the use of physical medium

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2. A computer network:

a.Allows sharing of resources and information

b.All of the above

c.Is interconnected by communication channels

d.Is a collection of hardware components and computers

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3. ISP stands for ______________

a.Intranet Service Provider

b.Internet Super Provider

c.Internet Service Provider

d.Internet Series Provider

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4. For communication, data in a network is divided into smaller chunks called _______

a.Parcel

b.Packets

c.Photons

d.Small data

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5. What does MAC stand for?

a.None

b.Media Access Carriage

c.Media Access Control

d.Mass Access Control

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6. A website is a collection of?

a.webpages

b.Website

c.Protocols

d.server

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7. Devices in a network can be connected through _______________

a.Both of the above

b.Wired media

c.Wireless media

d.None of the above

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8. GSM Stands for_____________?

a.Groupe system mobile

b.Group special mobile

c.Global system for mobiles

d.Global special mobile

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9. LAN Stands for?

a.Land Area Network

b.Leave All Network

c.Local Area Network

d.Least Area Network

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10. Name a device which converts analog signal to digital and vice versa.

a.Modem

b.Router

c.Gateway

d.Hub

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11. Switching method in which message is divided in packets?

a.Packet switching

b.Network switching

c.Circuit Switching

d.Message Switching

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12. In ____________ data is sent to all the connected computers.

a.Gateway

b.Switch

c.Router

d.Hub

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13. If the server is not able to locate the requested page then it shows ________

a.Error 104 – page not found

b.Error 204 – page not found

c.Error 304 – page not found

d.Error 404 – page not found

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14. MAN Stands for _____.

a.Metropolitan Area Network

b.Main Area Network

c.Metro Access Network

d.Metropolitan Access Network

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15. Mbps stands for _____

a.Morebits per second

b.Million byte per second

c.Mega byte per second

d.Megabits per second

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16. Why is wireless communication used?

a.It enables billions of people to connect to the Internet

b.All of the mentioned

c.Lowers the cost of network infrastructure

d.Makes services more inexpensive

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17. What is ‘S’ in HTTPs?

a.Safe

b.Secure

c.Score

d.Second

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18. Which of the following is the drawback of cordless telephones?

a.Limited coverage area

b.Mobile

c.Security

d.Wireless technology

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19. PAN stands for?

a.Personal Area Network

b.Permanent Area Network

c.Personal Access Network

d.None

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20. A ______ is a service that does the mapping between domain name and IP address.

a.HTTP

b.FTP

c.TCP

d.DNS

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21. WAN Stands for?

a.Wide Array Net

b.Wide Area Network

c.Wireless Area Network

d.Wap Area Network

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22. Identify the protocol primarily used for browsing data.

a.TCP

b.HTTP

c.TFTP

d.FTP

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23. Modem stands for ______

a.Modulator Demodulator

b.Modulator-Demo

c.Modulo Demodulo

d.Modern Demodulator

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24. A __________contains info of organization in multiple pages?

a.None of these

b.Website

c.Web server

d.Webpage

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25. ____________ serves as the entry and exit point of a network.

a.Router

b.Switch

c.Hub

d.Gateway

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26. Which is not a type of wireless communication?

a.Radiowave

b.Satellite

c.Ethernet

d.Microwave

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27. What is the collection of the hyperlinked document on the internet known as?

a.WWW

b.HTML

c.Internet

d.Email

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28. VoIP, helps call over________________?

a.Internet

b.Server

c.Intranet

d.Network

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29. ____ is used to design standardised Web Pages.

a.HTTP

b.HTML

c.VB

d.C++

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30. Which transmission media has the highest bandwidth?

a.None

b.Co axial

c.Twisted pair

d.Fiber optic

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To summarize, revising for free using our MCQs on Class 12 Computer Science Unit 2 Computer Networks is highly beneficial for scoring full marks on the CUET 2026 Computer Science exam. We provide a sophisticated online test platform tailored for unlimited practice through proficiently crafted questions built on the most recent syllabus and exam pattern. Practicing MCQs regularly will boost conceptual understanding as they are significant for objective assessments. Start practicing now to succeed in your CUET 2026 Computer Science exam!

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