Welcome to the Channel Coding MCQs Page

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

Check out the MCQs below to embark on an enriching journey through Channel Coding. 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 Channel Coding. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Channel Coding MCQs | Page 7 of 23

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

Modulation and Coding Trade off

06

Multiplexing and Multiple Access

07

Spread Spectrum Techniques

Q61.

The number of k bit shift over which a single information bit influences the encoder output is given by

Code rate

Constraint length

Code length

Code weight

Discuss

Answer: (b).Constraint length

Q62.

The method used for representing convolution encoder are

Connection pictorial

State diagram

Tree diagram

All of the mentioned

Discuss

Answer: (d).All of the mentioned

Q63.

Periodic truncation is done by

Appending zero to end of the input data sequence

Appending zero to the beginning of the input data sequence

Appending one’s to end of the data sequence

Appending one’s to beginning of the data sequence

Discuss

Answer: (a).Appending zero to end of the input data sequence

Q64.

Finite state machines have

Past memories also

Only present and future memories

Only future memories

Only present memories

Discuss

Answer: (a).Past memories also

Q65.

How many number of transitions can be made at each bit time?

One

Two

Three

Half

Discuss

Answer: (b).Two

Q66.

In trellis diagram, the number of nodes ______ at successive branching.

Increases by 1

Doubles

Triples

None of the mentioned

Discuss

Answer: (b).Doubles

Q67.

Example for convolution encoder state diagram is

Tree diagram

Trellis diagram

Tree & Trellis diagram

None of the mentioned

Discuss

Answer: (c).Tree & Trellis diagram

Q68.

In maximum likelihood decoding technique, the likelihood function compares the

Joint probabilities

Individual probabilities

Conditional probabilities

None of the mentioned

Discuss

Answer: (c).Conditional probabilities

Q69.

In maximum likelihood detector the error probability is

Maximum

Minimum

Zero

None of the mentioned

Discuss

Answer: (b).Minimum

Q70.

For a binary code, the maximum number of possible sequence made up of L branch words is

L²

L/2

Discuss

Answer: (c).2L

Page 7 of 23

Welcome to the Channel Coding MCQs Page

Channel Coding MCQs | Page 7 of 23

Explore more Topics under Digital Communication

Digital Communication Basics

Signals and Spectra

Signal Formatting and Baseband Modulation

Baseband Demodulation and Detection

Modulation and Coding Trade off

Multiplexing and Multiple Access

Spread Spectrum Techniques

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