Digital Electronics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Digital Electronics, a fundamental topic in the field of Electronics and Communication 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 Electronics 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 Electronics mcq questions that explore various aspects of Digital Electronics problems. Each MCQ is crafted to challenge your understanding of Digital Electronics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Electronics and Communication Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Digital Electronics MCQs are your pathway to success in mastering this essential Electronics and Communication Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Digital Electronics. 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 Electronics knowledge to the test? Let's get started with our carefully curated MCQs!

Digital Electronics MCQs | Page 28 of 117

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Q271.
Logic hardware is available only in NAND and NOR.
Discuss
Answer: (b).False
Discuss
Answer: (d).4 switches in series
Q273.
Assertion (A): TTL is a very popular logic in SSI and MSI category.

Reason (R): In Schottky TTL the power dissipation is less than in ordinary TTL.
Discuss
Answer: (c).A is true, R is false
Q274.
FFโ‚โ‚† when converted to 8421BCD =
Discuss
Answer: (b).0010 0101 0101
Discuss
Answer: (b).switching between cutoff and active regions
Q276.
Karnaugh map can not be drawn when the number of variables is more than 4
Discuss
Answer: (b).False
Q277.
A dynamic RAM cell which holds 5 V has to be refreshed every 20 ms so that the stored voltage does not fall by more than 0.5 V. If the cell has a constant discharge current of 0.1 pA, the storage capacitance of cell is
Discuss
Answer: (d).4 x 10โ€พ¹โต F
Q278.
If memory chip size is 256 x 1 bits, the number of chips required to make 1 k byte memory is
Discuss
Answer: (d).32
Q279.
Computers use RC circuit for edge triggering.
Discuss
Answer: (b).False
Q280.
The function Y = AC + BD + EF is
Discuss
Answer: (b).SOP