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.
A special PCM system uses 16 channels of data, one whose purpose is identification (ID) and synchronization. Find the number of available data channels.
Discuss
Answer: (a).15
Q72.
A special PCM system uses 16 channels of data, one whose purpose is an identification (ID) and synchronization. The word length is 6 bits. Find the number of bits per frame.
Discuss
Answer: (c).96
Discuss
Answer: (d).Flash conversion
Q74.
Which of the following does not belong to the R-2R converter?
Discuss
Answer: (d).Input amplifiers
Q75.
What is the resolution of a sting DAC if the reference voltage is 10 V and the number of input bits is 3?
Discuss
Answer: (a).1.25 V
Q76.
What is the alias produced when a signal of 15 MHz is sampled at a rate of 28 MHz?
Discuss
Answer: (d).13 MHz
Q77.
Settling time is the time taken to convert one binary data into analog.
Discuss
Answer: (b).False
Q78.
What is the maximum operation frequency that can be used if the settling time is 100 ns?
Discuss
Answer: (a).10 MHz
Q79.
During the sample mode the sample and hold circuit passes the analog signal unchanged.
Discuss
Answer: (a).True
Discuss
Answer: (b).Flash conversion