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 19 of 117

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Q181.
Hexadecimal number E is equal to binary number
Discuss
Answer: (a).1110
Q182.
Decimal number 46 in excess 3 code =
Discuss
Answer: (b).0111 1001
Q183.
Logic hardware is available only in NAND and NOR.
Discuss
Answer: (b).False
Discuss
Answer: (d).4 switches in series
Q185.
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
Q186.
FFโ‚โ‚† when converted to 8421BCD =
Discuss
Answer: (b).0010 0101 0101
Discuss
Answer: (b).switching between cutoff and active regions
Q188.
Karnaugh map can not be drawn when the number of variables is more than 4
Discuss
Answer: (b).False
Q189.
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
Q190.
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