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Welcome to the Baseband Demodulation and Detection MCQs Page

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

Baseband Demodulation and Detection MCQs | Page 9 of 9

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Q81.
In which system, bit stream is portioned into even and odd stream?

a.

BPSK

b.

MSK

c.

QPSK

d.

FSK

Discuss
Answer: (c).QPSK
Q82.
The error performance of MPSK ______ as M or k increases.

a.

Increases

b.

Decreases

c.

Stays constant

d.

None of the mentioned

Discuss
Answer: (b).Decreases
Q83.
In MPSK adding new signals _______ make it vulnerable to noise and in MFSK _______ make it vulnerable.

a.

Does, does not

b.

Does not, does

c.

Does, does

d.

Does not, does not

Discuss
Answer: (a).Does, does not
Q84.
In orthogonal signalling with symbols containing more number of bits we need ____ power.

a.

More

b.

Less

c.

Double

d.

None of the mentioned

Discuss
Answer: (a).More
Q85.
For FSK signalling, WT is equal to

a.

0

b.

1

c.

0.737

d.

Infinity

Discuss
Answer: (b).1
Q86.
Energy per symbol Es is given as

a.

Es=Eb(log2M)

b.

Es=Eb/(log2M)

c.

Es=2Eb(log2M)

d.

Es=Eb/2(log2M)

Discuss
Answer: (a).Es=Eb(log2M)
Q87.
The relation between the probability of bit error and probability of symbol error in M-ary orthogonal signalling is

a.

M/M-1

b.

2M/M-1

c.

(M/2)/M-1

d.

M/M+1

Discuss
Answer: (c).(M/2)/M-1
Q88.
As limit of k increases, the ratio of PB/PE becomes

a.

1:2

b.

2:1

c.

1:3

d.

3:1

Discuss
Answer: (a).1:2
Page 9 of 9

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