Computer Network Quiz with Answers

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Here is another interesting computer network quiz with answers to help you check your knowledge and learn the concepts that you have missed.

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Question 1 of 20

1. Question

What does full duplex transmission mean?.:

Data can be either sent or received at a time.

Data can be sent and received simultaneously.

Data cannot be sent at all.

Data cannot be received at all.

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Question 2 of 20

2. Question

Which layer is responsible for ensuring flow and error control?

Transport layer

Network layer

Data link layer

Physical layer

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Question 3 of 20

3. Question

What does CRC stand for?

Code Repeat Check

Cyclic Redundancy Check

Code Redundancy Check

Cyclic Repeat Check

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Question 4 of 20

4. Question

Suppose you are browsing the internet using Internet Explorer. What layer will the browser (i.e. Internet Explorer) fall into?

Physical Layer

Network Layer

Data Link Layer

Application Layer

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Question 5 of 20

5. Question

Which of the following layers is present in the OSI model but not in the TCP/IP model?

Physical Layer

Application layer

Session Layer

Data Link layer

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Question 6 of 20

6. Question

What principle do most packet switches use?

Stop and wait

Store and forward

Both a & b

None of the above

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Question 7 of 20

7. Question

Which is not an unguided transmission medium?

Radio wave

Microwave

Coaxial cable

Infrared

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Question 8 of 20

8. Question

What are the two categories that coding schemes can be divided into?

Hamming coding, Block coding

Character coding, Integer coding

Hamming coding, Convolution coding

Block coding, Convolution coding

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Question 9 of 20

9. Question

The data link layer does not do which of the following tasks?

Flow control

Error control

Framing

Channel coding

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Question 10 of 20

10. Question

Which network topology has a central machine/computer?

Ring network

Bus network

Star network

None of the above

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Question 11 of 20

11. Question

What does OSI stand for?

Open Systems Interconnection

Optical Service Implementation

Operating System Interface

None of the above

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Question 12 of 20

12. Question

What does a Router do?:

Packet forwarding

Provides security

Flow Control

None of the above

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Question 13 of 20

13. Question

What are the responsibilities of the session layer in the OSI model?

Security

Flow Control

Token Management

None of the above

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Question 14 of 20

14. Question

Physical layer translates logical communication requests from which layer into hardware specific operations?

Transport layer

Network layer

Application layer

Data link layer

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Question 15 of 20

15. Question

If you were tasked with setting up a high-speed network, what transmission medium would you use?

Coaxial cable

Optical fiber

Twisted pair cable

Wireless medium

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Question 16 of 20

16. Question

Which mode allows bidirectional communication but not at the same time?

Simplex

Full-duplex

Half-duplex

None of the above

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Question 17 of 20

17. Question

What is the name of the IEEE standard 802.5?

Token Bus

Ethernet

Wireless Token Area Network

Token Ring

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Question 18 of 20

18. Question

What information do IP packets contain?

Source address

Destination address

Length

All of the above

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Question 19 of 20

19. Question

Which network model was developed first?

OSI

TCP/IP

Both were developed side-by-side

None of the above

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Question 20 of 20

20. Question

What type of network would you use if tasked with creating a network for a college campus?

LAN

WAN

MAN

None of these answers

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Summary

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