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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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 4 of 13

Explore more Topics under Digital Communication

01

Digital Communication Basics

02

Signals and Spectra

03

Signal Formatting and Baseband Modulation

04

Baseband Demodulation and Detection

05

Channel Coding

06

Multiplexing and Multiple Access

07

Spread Spectrum Techniques

Q31.

The super group is made up of

Five groups

Sixty channels

Five groups & Sixty channels

None of the mentioned

Discuss

Answer: (c).Five groups & Sixty channels

Q32.

The orbital period of communication satellites is _______ as that of earth’s rotational period.

Same

Greater

Lesser

None of the mentioned

Discuss

Answer: (a).Same

Q33.

Adding improvement to the signal subset choice by starting with the densest possible lattice for the space is called as

Optimum signal constellation boundaries

Higher density lattice structures

Trellis coded modulation

None of the mentioned

Discuss

Answer: (b).Higher density lattice structures

Q34.

Choosing a closely packed signal subset from any regular lattice or array of candidate points is called as

Optimum signal constellation boundaries

Higher density lattice structures

Trellis coded modulation

None of the mentioned

Discuss

Answer: (a).Optimum signal constellation boundaries

Q35.

Trellis coded modulation uses

Non binary method

Uses redundant bits

No expansion of bandwidth

All of the mentioned

Discuss

Answer: (d).All of the mentioned

Q36.

In finite state machines, output is predicted using

Past output

Present input

Past output & Present input

None of the mentioned

Discuss

Answer: (c).Past output & Present input

Q37.

In TCM the signals are decoded using

Soft decision decoders

Hard decision decoders

Soft & Hard decision decoders

None of the mentioned

Discuss

Answer: (a).Soft decision decoders

Q38.

Trellis coded modulation scheme

Has memory

Is memory-less

Needs more bandwidth

None of the mentioned

Discuss

Answer: (a).Has memory

Q39.

In TCM channel capacity can be increased.

True

False

May be

Can't say

Discuss

Answer: (a).True

Q40.

Transmission bandwidth depends on

Rate of signalling

Density of signal points

Reduced distance

None of the mentioned

Discuss

Answer: (a).Rate of signalling

Page 4 of 13

Welcome to the Modulation and Coding Trade off MCQs Page

Modulation and Coding Trade off MCQs | Page 4 of 13

Explore more Topics under Digital Communication

Digital Communication Basics

Signals and Spectra

Signal Formatting and Baseband Modulation

Baseband Demodulation and Detection

Channel Coding

Multiplexing and Multiple Access

Spread Spectrum Techniques

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