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Welcome to the Multiplexing MCQs Page

Dive deep into the fascinating world of Multiplexing with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Multiplexing, a crucial aspect of Networking. In this section, you will encounter a diverse range of MCQs that cover various aspects of Multiplexing, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Networking.

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Check out the MCQs below to embark on an enriching journey through Multiplexing. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Networking.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Multiplexing. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Multiplexing MCQs | Page 5 of 9

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Q41.
A communications device that combines transmissions from several I/O devices into one line is a:

a.

modifier

b.

multiplexer

c.

concentrator

d.

full-duplex line

Discuss
Answer: (b).multiplexer
Q42.
Which of the following technique is used for allocating capacity on a satellite channel using fixed-assignment FDM?

a.

Frequency modulation

b.

Amplitude modulation

c.

Frequency-shift keying

d.

Frequency-division multiple access

Discuss
Answer: (d).Frequency-division multiple access
Q43.
An ROP would be attached to a

a.

simplex channel

b.

duplex channel

c.

half duplex channel

d.

full duplex channel

Discuss
Answer: (a).simplex channel
Q44.
The communication mode that supports data in both directions at the same time is

a.

simplex

b.

half-duplex

c.

full-duplex

d.

multiplex

Discuss
Answer: (c).full-duplex
Q45.
ASK, PSK, FSK, and QAM are examples of _____ encoding.

a.

analog-to-digital

b.

analog-to-analog

c.

digital-to-analog

d.

digital-to-digital

Discuss
Answer: (c).digital-to-analog
Q46.
Which of the following communications modes support two-way traffic but in only one direction of a time?

a.

simplex

b.

half-duplex

c.

three-quarters duplex

d.

All of the above

Discuss
Answer: (b).half-duplex
Q47.
In synchronous Time-Division Multiplexing (TDM), the data rate of the link is faster

a.

2 times

b.

3 times

c.

4 times

d.

n times

Discuss
Answer: (d).n times
Q48.
In statistical Time-Division Multiplexing (TDM), a block of data is usually many bytes while the address is just

a.

greater bytes than the block of data

b.

few bytes

c.

zero byte

d.

infinite bytes

Discuss
Answer: (b).few bytes
Q49.
The voice channels of the E-4 is

a.

30

b.

120

c.

480

d.

1920

Discuss
Answer: (d).1920
Q50.
Telephone companies implement multiplexing

a.

TDM

b.

FDM

c.

WDM

d.

DWDM

Discuss
Answer: (a).TDM
Page 5 of 9

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