Computer Networks MCQ with Answers and PDF Download

Collection of Multiple Choice Questions (MCQ) of Computer Networking is given below

1. protocols are?

[A] Agreements on how communication components and DTE's are to communicate

[B] Logical communication channels for transferring data

[C] Physical communication channels sued for transferring data

[D] None of above

2. Which data communication method is used to transmit the data over a serial communication link?

[A] Simplex

[B] Half-duplex

[C] Full duplex

[D] All of above

3. The method of communication in which transaction takes place in both directions,but only in one direction at a time, is called ?

[A] Simplex

[B] Four wire circuit

[C] Full duplex

[D] Half-duplex

4. In communication satellite, multiple repeaters are known as?

[A] Detectors

[B] Modulators

[C] Stations

[D] Transponders

5. Error detection at the data link layer is achieved by?

[A] Bit stuffing

[B] Cyclic redundancy codes

[C] Hamming codes

[D] Equalization

6. Loss in signal power as light travels down the fiber is called?

[A] Attenuation

[B] Propagation

[C] Scattering

[D] Interruption

7. The topology with highest reliability is ?

[A] Bus topology

[B] Star topology

[C] Ring Topology

[D] Mesh Topology

8. Baud means?

[A] The number of bits transmitted per unit time

[B] The number of byted transmitted per unit time

[C] The rate at which the signal changes

[D] None of above

9. In OSI model dialogue control and token management are responsibilities of ?

[A] Session Layer

[B] Network layer

[C] Transport layer

[D] Data link layer

10. Under mark parity,each parity bit is?

[A] Alternated between 0 and 1

[B] Always set to 0

[C] Always set to 1

[D] Not used

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January 16, 2015 | 37 Questions | 7970 Downloads | 243767 Readers

Comments: (Your feedback is valuable to us)

A.M.D.R.S. Perera 2 years ago Reply

Good Questions & very useful for my IT students

Adinpuya Kamani 3 years ago Reply

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We need more

ihsaullah 3 years ago Reply

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aj 3 years ago Reply

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carrinton-jesus 3 years ago Reply

I really enjoyed the questions. It has given me a broad knowledge on the exam i'm about to take.
Thanks to the organisers!!!

Computer Networks MCQ with Answers and PDF Download

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