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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 32 of 38

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Q311.
In bipolar encoding, we use three levels: positive, zero and

a.

one

b.

negative

c.

two

d.

None

Discuss
Answer: (b).negative
Q312.
In NRZ-I the inversion or the lack of inversion determines the

a.

Value of the bytes

b.

value of the bits

c.

Status of Frame

d.

None of the above

Discuss
Answer: (b).value of the bits
Q313.
The most common technique to change an analog signal to digital data is called

a.

Line code modulation

b.

Scrambling

c.

Block code modulation

d.

pulse code modulation

Discuss
Answer: (d).pulse code modulation
Q314.
Asynchronous, synchronous and isochronous are three subclasses of serial transmission to send

a.

parallel data

b.

discrete data

c.

Continuous data

d.

None

Discuss
Answer: (a).parallel data
Q315.
If the delta is positive, the modulator process records

a.

0

b.

1

c.

-1

d.

infinity

Discuss
Answer: (b).1
Q316.
B8ZS substitutes eight consecutive zeros with

a.

OOOVB1VB

b.

OOOVBOVB

c.

111VBOVB

d.

O1OVBOVB

Discuss
Answer: (b).OOOVBOVB
Q317.
The idea of Return to Zero (RZ) and Non Return to Zero-Level (NRZ-L) are combined into the

a.

Manchester

b.

Differential Manchester

c.

Multilevel bipolar transition

d.

Multi transition scheme

Discuss
Answer: (a).Manchester
Q318.
In the adaptive delta modulation, for better performance, the value of delta is

a.

fixed

b.

not fixed

c.

infinity

d.

zero

Discuss
Answer: (b).not fixed
Q319.
Transmission media are directly controlled by the

a.

physical layer

b.

data link layer

c.

network layer

d.

session layer

Discuss
Answer: (a).physical layer
Q320.
The electromagnetic waves ranging in frequencies between 3 kHz and 1 GHz are called

a.

High frequency

b.

Infrared

c.

Microwaves

d.

radio waves

Discuss
Answer: (d).radio waves
Page 32 of 38

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