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Welcome to the Speech Coding MCQs Page

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

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Check out the MCQs below to embark on an enriching journey through Speech Coding. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Wireless and Mobile Communications.

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

Speech Coding MCQs | Page 2 of 7

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Q11.
Low frequency signals contribute very little to the total speech signals.
Discuss
Answer: (b).False
Q12.
Quantization is a process of mapping a ________ range of amplitude of a signal into a finite set of __________ amplitudes.
Discuss
Answer: (a).Continuous, discrete
Q13.
For a n bit quantizer, number of levels is equal to __________
Discuss
Answer: (b).2โฟ
Q14.
Distortion produced by quantization is directly proportion to ________ and inversely proportional to ______
Discuss
Answer: (c).Square of step size, number of levels
Q15.
Signal to quantization noise ratio of a PCM encoder is given by _________
Discuss
Answer: (d).6.02n + ฮฑ
Q16.
Companding technique used in the US is called ____________
Discuss
Answer: (a).ฮผ law
Q17.
An adaptive quantizer varies its ___________ in accordance to input speech signal power.
Discuss
Answer: (b).Step size
Q18.
Shannon predicted that better performance can be achieved by coding one sample at a time.
Discuss
Answer: (b).False
Q19.
________ is a delayed decision coding technique.
Discuss
Answer: (c).Vector quantization
Q20.
The characteristics of compressor in ฮผ-law companding are _________
Discuss
Answer: (a).Continuous in nature
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