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Welcome to the Modulation and Coding Trade off MCQs Page

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

Modulation and Coding Trade off MCQs | Page 12 of 13

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Q111.
Which method has two way link?

a.

Open loop method

b.

Closed loop method

c.

Open & Closed loop method

d.

None of the mentioned

Discuss
Answer: (b).Closed loop method
Q112.
Which method requires external authority and is inflexible?

a.

Open loop method

b.

Closed loop method

c.

Open & Closed loop method

d.

None of the mentioned

Discuss
Answer: (a).Open loop method
Q113.
Which method needs precorrect time?

a.

Open loop method

b.

Closed loop method

c.

Open & Closed loop method

d.

None of the mentioned

Discuss
Answer: (a).Open loop method
Q114.
In open loop method, the time reference error __________ with respect to time.

a.

Increases exponentially

b.

Decreases exponentially

c.

Increases quadratically

d.

Decreases quadratically

Discuss
Answer: (a).Increases exponentially
Q115.
When a terminal is able to utilize the measurements made on the return link it is called as

a.

Open loop method

b.

Closed loop method

c.

Quasi close loop method

d.

None of the mentioned

Discuss
Answer: (c).Quasi close loop method
Q116.
Which reduces the effective distance between signals in signal space?

a.

Time error

b.

Frequency offset

c.

Time error & Frequency offset

d.

None of the mentioned

Discuss
Answer: (c).Time error & Frequency offset
Q117.
The system which has ______ signal to noise ratio can tolerate larger timing error.

a.

Large

b.

Small

c.

Large & Small

d.

None of the mentioned

Discuss
Answer: (a).Large
Q118.
Phase locked loops consists of

a.

Phase detectors

b.

Loop filter

c.

Voltage controlled oscillator

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q119.
In VCO the output frequency is a linear function of its input

a.

Frequency

b.

Voltage

c.

Time period

d.

None of the mentioned

Discuss
Answer: (b).Voltage
Q120.
PLL designs have

a.

First order loop

b.

Second order loop

c.

Higher order loop

d.

None of the mentioned

Discuss
Answer: (b).Second order loop
Page 12 of 13

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