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Welcome to the Signals and Spectra MCQs Page

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

Signals and Spectra MCQs | Page 5 of 15

Q41.
Which gives the measure of randomness of the random variable?
Discuss
Answer: (b).Variance
Discuss
Answer: (a).Random event and time
Discuss
Answer: (a).Its statistics vary with shift in time origin
Q44.
For a stationary process, autocorrelation function depends on
Discuss
Answer: (b).Time difference
Q45.
The autocorrelation function is maximum at
Discuss
Answer: (a).Origin
Discuss
Answer: (b).Rms value or ac
Q47.
The average power of white noise is
Discuss
Answer: (c).Infinity
Q48.
White noise has _____ mean and ______ variance.
Discuss
Answer: (c).Zero and finite
Q49.
The process of data conversion along with formatting the data is called as ______
Discuss
Answer: (c).Source coding
Q50.
Formatting is the process which includes
Discuss
Answer: (d).All of the mentioned
Page 5 of 15

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