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Welcome to the Signals and Spectra MCQs Page

Dive deep into the fascinating world of Signals and Spectra with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Signals and Spectra, a crucial aspect of Digital Communication. In this section, you will encounter a diverse range of MCQs that cover various aspects of Signals and Spectra, 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 Digital Communication.

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

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

Signals and Spectra MCQs | Page 1 of 15

Explore more Topics under Digital Communication

Q1.
Which circuit is called as regenerative repeaters?

a.

Analog circuits

b.

Digital circuits

c.

Amplifiers

d.

A/D converters

Discuss
Answer: (b).Digital circuits
Q2.
What are the advantages of digital circuits?

a.

Less noise

b.

Less interference

c.

More flexible

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q3.
How many different combinations can be made from a n bit value?

a.

2^(n+1)

b.

2^n

c.

2^(n) + 1

d.

None of the mentioned

Discuss
Answer: (b).2^n
Q4.
How many bytes does a gigabyte have?

a.

1 million bytes

b.

10 million bytes

c.

1 billion bytes

d.

10 billion bytes

Discuss
Answer: (c).1 billion bytes
Q5.
What is the ASCII value of space?

a.

32

b.

48

c.

96

d.

65

Discuss
Answer: (a).32
Q6.
Which block or device does the data compression?

a.

Channel encoder

b.

Source encoder

c.

Modulator

d.

None of the mentioned

Discuss
Answer: (b).Source encoder
Q7.
What is the code rate?

a.

k/n

b.

n/k

c.

All of the mentioned

d.

None of the mentioned

Discuss
Answer: (a).k/n
Q8.
Pulse shaping is done by which block or system?

a.

Encoder

b.

Baseband modulator

c.

Pulse code modulator

d.

Demodulator

Discuss
Answer: (c).Pulse code modulator
Q9.
Equalizer is used for?

a.

Filtering

b.

Diminish distortion

c.

All of the mentioned

d.

None of the mentioned

Discuss
Answer: (c).All of the mentioned
Q10.
Source coding block is used for?

a.

Compressing

b.

Digitizing

c.

A/D conversion

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Page 1 of 15

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