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 3 of 13

Q21.
What is the error that occurs when the number of bits is not sufficient enough to represent the analog voltages?
Discuss
Answer: (d).Quantization error
Q22.
What is the maximum amount of quantization error that can occur in a 10 bit system in the input analog voltage is from 0 V to 6 V?
Discuss
Answer: (b).6 mV
Q23.
What is the rms noise voltage if the weight of the LSB is 0.005865?
Discuss
Answer: (c).1.7 mV
Q24.
What is the signal frequency if the rectangular digital wave has a time period of 71.4 μs?
Discuss
Answer: (a).14,006 Hz
Q25.
What is the 5th harmonic of the rectangular digital wave if the frequency is 14 kHz?
Discuss
Answer: (d).70 kHz
Q26.
What is the output of a digital to analog converter?
Discuss
Answer: (b).Stairstep wave
Q27.
Sampling an analog signal produces pulse amplitude modulation.
Discuss
Answer: (a).True
Q28.
What causes a new signal with frequency fₛ-fₘ to be created near the original signal?
Discuss
Answer: (c).Aliasing
Q29.
What type of filter is an antialiasing filter?
Discuss
Answer: (c).Low pass
Discuss
Answer: (a).Single stage RC or LC circuits
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