Computer Networking Multiple Choice Questions (MCQs)

We have compiled a list of 100+ questions with answers from Computer Networking that help you to check your basic knowledge of computer networking and prepare for competitive exams. All these multiple choice questions are prepared by the subject experts from authentic resources. Attempt all the questions and check your Computer Networking knowledge online.

This computer networking category includes the intermediate and advance topics on networking such as Basic Network Theory, Network Connectivity, Advanced Network Theory, Common Network Protocols, TCP/IP Services, Network LAN Infrastructure, Network WAN Infrastructure, Remote Networking, Computer Security, Network Security, Disaster Recovery, Advanced Data Storage Techniques, Network Troubleshooting, Network Support Tools, Network Access Points (NAP) etc.

Following are the important multiple choice questions from the computer networking section. You can choose the correct answer from option A, B, C and D.

Computer Networking MCQs Practice MCQ Question and Answer

31

Which of the following types of channels moves data relatively slowly?

A. wide band channel

B. voice band channel

C. narrow band channel

32

What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard?

A. 4

B. 2

C. 6

D. 3

33

Which of the following communication modes support two-way traffic but in only one direction at a time?

A. simplex

B. half duplex

C. three-quarters duplex

D. all of the above

34

The x.25 standard specifies a

A. technique for start-stop data

B. technique for dial access

C. DTE/DCE interface

D. data bit rate

35

Layer one of the OSI model is

A. physical layer

B. link layer

C. transport layer

D. network layer

36

How many OSI layers are covered in the X.25 standard?

A. Two

B. Three

C. Seven

D. Six

37

The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as:

A. modulation

B. demodulation

C. synchronizing

D. digitising

38

Which of the following performs modulation and demodulation?

A. fiber optics

B. satellite

C. coaxial cable

D. modem

39

In OSI network architecture, the routing is performed by

A. network layer

B. data link layer

C. transport layer

D. session layer

40

In OSI network architecture, the dialogue control and token management are responsibility of

A. session layer

B. network layer

C. transport layer

D. data link layer

41

Which of the following communications lines is best suited to interactive processing applications?

A. narrow band channel

B. simplex lines

C. full duplex lines

D. mixed band channels

42

In a synchronous modem, the digital-to-analog converter transmits signal to the

A. equalizer

B. modulator

C. demodulator

D. terminal

43

Which of the following statement is correct?

A. terminal section of a synchronous modem contains the scrambler

B. receiver section of a synchronous modem contains the scrambler

C. transmission section of a synchronous modem contains the scrambler

D. control section of a synchronous modem contains the scrambler

44

The synchronous modems are more costly than the asynchronous modems because

A. they produce large volume of data

B. they contain clock recovery circuits

C. they transmit the data with stop and start bits

D. they operate with a larger bandwidth

45

How much power (roughly) a light emitting diode can couple into an optical fiber?

A. 100 microwatts

B. 440 microwatts

C. 100 picowatts

D. 10 miliwatts

46

A communications device that combines transmissions from several I/O devices into one line is a

A. concentrator

B. modifier

C. multiplexer

D. full-duplex line

Computer Networking Multiple Choice Questions (MCQs)

Computer Networking MCQs Practice MCQ Question and Answer

31 Which of the following types of channels moves data relatively slowly?

Answer & Solution

32 What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard?

Answer & Solution

33 Which of the following communication modes support two-way traffic but in only one direction at a time?

Answer & Solution

34 The x.25 standard specifies a

Answer & Solution

35 Layer one of the OSI model is

Answer & Solution

36 How many OSI layers are covered in the X.25 standard?

Answer & Solution

37 The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as:

Answer & Solution

38 Which of the following performs modulation and demodulation?

Answer & Solution

39 In OSI network architecture, the routing is performed by

Answer & Solution

40 In OSI network architecture, the dialogue control and token management are responsibility of

Answer & Solution

41 Which of the following communications lines is best suited to interactive processing applications?

Answer & Solution

42 In a synchronous modem, the digital-to-analog converter transmits signal to the

Answer & Solution

43 Which of the following statement is correct?

Answer & Solution

44 The synchronous modems are more costly than the asynchronous modems because

Answer & Solution

45 How much power (roughly) a light emitting diode can couple into an optical fiber?

Answer & Solution

46 A communications device that combines transmissions from several I/O devices into one line is a

Answer & Solution

Categories

Random Posts

Social Media

31

Which of the following types of channels moves data relatively slowly?

32

What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard?

33

Which of the following communication modes support two-way traffic but in only one direction at a time?

34

The x.25 standard specifies a

35

Layer one of the OSI model is

36

How many OSI layers are covered in the X.25 standard?

37

The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as:

38

Which of the following performs modulation and demodulation?

39

In OSI network architecture, the routing is performed by

40

In OSI network architecture, the dialogue control and token management are responsibility of

41

Which of the following communications lines is best suited to interactive processing applications?

42

In a synchronous modem, the digital-to-analog converter transmits signal to the

43

Which of the following statement is correct?

44

The synchronous modems are more costly than the asynchronous modems because

45

How much power (roughly) a light emitting diode can couple into an optical fiber?

46

A communications device that combines transmissions from several I/O devices into one line is a