Digital Communication Techniques MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Digital Communication Techniques, a fundamental topic in the field of Avionics Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Digital Communication Techniques MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Digital Communication Techniques mcq questions that explore various aspects of Digital Communication Techniques problems. Each MCQ is crafted to challenge your understanding of Digital Communication Techniques principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Avionics Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Digital Communication Techniques MCQs are your pathway to success in mastering this essential Avionics Engineering topic.

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

So, are you ready to put your Digital Communication Techniques knowledge to the test? Let's get started with our carefully curated MCQs!

Digital Communication Techniques MCQs | Page 4 of 13

Q31.
What is sampling at a rate higher than the Nyquist frequency called?
Discuss
Answer: (b).Oversampling
Q32.
Which of the following is not a disadvantage of oversampling?
Discuss
Answer: (c).Less accuracy
Discuss
Answer: (b).Improvement in SNR
Q34.
What is the process gain of a signal with bandwidth 20 MHz and a sampling frequency of 100 MHz?
Discuss
Answer: (a).4 dB
Q35.
Which of the following is true with respect to undersampling?
Discuss
Answer: (c).Use low pass filters
Q36.
Which circuit is used to produce the IF for better selection and filtering?
Discuss
Answer: (a).Downconverter
Q37.
According to the sampling theorem, what is the minimum sampling frequency to retain all the information if the bandwidth of the signal is 20 MHz?
Discuss
Answer: (b).40 MHz
Q38.
Which of the following is not an advantage of undersampling?
Discuss
Answer: (c).Fast microprocessors
Discuss
Answer: (d).Flash conversion
Q40.
Which of the following does not belong to the R-2R converter?
Discuss
Answer: (d).Input amplifiers
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