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 8 of 13

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Q71.
Which of the following is not possible when the signal is analog?
Discuss
Answer: (d).Data compression
Q72.
The transmission of data by dots and dashes is an example of ___________
Discuss
Answer: (c).Continuous wave transmission
Q73.
What device is used to prevent power from the transmitter from going to the receiver side?
Discuss
Answer: (b).Duplexer
Q74.
What generates the final carrier frequency?
Discuss
Answer: (a).Oscillator
Q75.
Frequency multiplier multiplies the frequency deviation produced by the modulator.
Discuss
Answer: (a).True
Q76.
______ is used to provide continuous tuning over the desired range?
Discuss
Answer: (a).Variable frequency oscillator
Q77.
What is the only oscillator capable of meeting the precision and stability demanded by the FCC?
Discuss
Answer: (b).Crystal Oscillator
Q78.
The device that maintains controlled temperature for crystal oscillators are called __________
Discuss
Answer: (b).Crystal ovens
Q79.
What is the maximum frequency of a 16-MHz crystal with a stability of 200 ppm?
Discuss
Answer: (a).1,60,03,200 Hz
Q80.
Calculate the transmitter output frequency if the transmitter uses a crystal oscillator with a frequency of 14.9 MHz and a frequency multiplier chain with factors of 2, 3, and 3.
Discuss
Answer: (b).268.2 MHz