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Welcome to the Transmission Media MCQs Page

Dive deep into the fascinating world of Transmission Media with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Transmission Media, a crucial aspect of Networking. In this section, you will encounter a diverse range of MCQs that cover various aspects of Transmission Media, 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 Transmission Media. 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 Transmission Media. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Transmission Media MCQs | Page 12 of 38

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Q111.
Identify the odd term amongst the following group:

a.

Microwaves

b.

Optical fibre

c.

Coaxial cable

d.

Twisted pair wire

Discuss
Answer: (a).Microwaves
Q112.
The signal to noise ratio for a voice grade line is 30.1 dB (decibels) or a power ratio of 1023:1. The maximum achievable data rate on this line whose spectrum ranges from 300 Hz to 4300 Hz is

a.

6200 bps

b.

9500 bps

c.

31000 bps

d.

37000 bps

Discuss
Answer: (c).31000 bps
Q113.
The encoding method specified in the EIA-232 standard is _____.

a.

Differential Manchester

b.

Manchester

c.

NRZ-I

d.

NRZ-L

Discuss
Answer: (d).NRZ-L
Q114.
The transmission signal coding method of TI carrier is called

a.

NRZ

b.

Binary

c.

Bipolar

d.

Manchester

Discuss
Answer: (c).Bipolar
Q115.
In a PC to telephone hookup for long distance communication, modem is connected between the telephone line and

a.

asynchronous port

b.

synchronous port

c.

crossover cable

d.

PC

Discuss
Answer: (a).asynchronous port
Q116.
Which of the following is considered a broadband communications channel?

a.

fiber optic cable

b.

satellites systems

c.

microwave circuits

d.

All of the above

Discuss
Answer: (d).All of the above
Q117.
A decrease in magnitude of current, voltage, a power of a signal in transmission between points, is known as

a.

Aloha

b.

Carrier

c.

Amplitude

d.

Attenuation

Discuss
Answer: (d).Attenuation
Q118.
Data communications monitors available on the software market include

a.

BPL

b.

Telenet

c.

TOTAL

d.

ENVIRON/1

Discuss
Answer: (d).ENVIRON/1
Q119.
Which of the following statement is correct?

a.

A spin stabilized satellite uses solar panels whose cells are continually oriented toward the sun

b.

satellite transponders use a single frequency for reception and transmission from one point on earth to another

c.

A spin stabilized satellite uses solar panels whose cells are continually oriented toward the sun

d.

A spin stabilized satellite used solar cells mounted on a cylinder body that continuously rotates so that 40 a time and it also uses gyroscopic action of a spinning satellite to maintain its orientation towards the earth and the sun

Discuss
Answer: (d).A spin stabilized satellite used solar cells mounted on a cylinder body that continuously rotates so that 40 a time and it also uses gyroscopic action of a spinning satellite to maintain its orientation towards the earth and the sun
Q120.
The data communication support should include, but is not restricted to

a.

file and database access

b.

file transfer and transaction processing

c.

terminal support, electronic mail and voice grams

d.

All of the above

Discuss
Answer: (d).All of the above
Page 12 of 38

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