Computer Network MCQ with Explanation

Some Basic networking MCQ questions. These are Computer Network MCQ that helps to increase your basic knowledge of Computer Network. This Computer Network MCQ contains around 15 questions with 4 options. These are the very basics questions about computer network with explanation

Computer Network MCQ (Multiple Choice Questions) with Explanations


1. Computer network is a

A. Group of computers linked to each other

B. Collection of hardware components and computers

C. Sharing of resources among various devices

D. All of the above


2. Router is a component of computer network.

A. True

B. False


3. NIC stands for

A. Network Interchange Card

B. Network Interface Cable

C. Network Interface Card

D. National Interchange Cable


4. NIC is used for

A. to connect the computer to a network.

B. to hack a computer

C. create backup

D. help users for open a file


5. IPV4 stands for

A. Internet prototype version 4

B. Intranet Prototype version 4

C. Internet Protocol Vision 4

D. Internet Protocol Version 4


6. IPV4 Address is

A. 8 bit

B. 16 bit

C. 32 bit

D. 64 bit


7. DNS stand for

A. Dynamic Network Service

B. Domain Network Service

C. Domain Name System

D. Domain Network System


8. OSI stands for

A. Operating System Interconnection

B. Operation System Interconnection

C. Open Secure Interconnection

D. Open System Interconnection


9. How many layers in OSI reference model?

A. 5 Layers

B. 6 Layers

C. 7 Layers

D. 8 Layers


10. Router operates in which layer of OSI Reference Model?

A. Physical Layer (Layer 1)

B. Network Layer (Layer 3)

C. Transport Layer (Layer 4)

D. Application Layer (Layer 7)


11. Router is responsible for forwarding data packets

A. True

B. False


12. What is BUS in BUS topology?

A. BUS is a computer

B. BUS is a network device

C. BUS are the servers

D. BUS is the main cable


13. Network layer of OSI model lies between

A. Application layer and Session Layer

B. Transport layer and Data-Link layer

C. Presentation layer and Transport layer

D. None of the above


14. The SMTP protocol comes in which layer of the OSI model.

A. Physical Layer

B. Network Layer

C. Transport Layer

D. Application Layer


15. SMTP is a connectionless protocol

A.True

B. False


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