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 31 of 117

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Q301.
If number of information bits is 11, the number of parity bits in Hamming code is

a.

5

b.

4

c.

3

d.

2

Discuss
Answer: (b).4
Q302.
The number of digit 1 present in the binary representation of 3 x 512 + 7 x 64 + 5 x 8 + 3 is
Discuss
Answer: (b).9
Q303.
A full adder adds
Discuss
Answer: (b).3 bits
Discuss
Answer: (c).6 flip flops and 4 AND gates
Q305.
If the inputs to a 2 input XOR gate are high then, the output is high.
Discuss
Answer: (b).False
Q306.
The number of select lines in a 16 : 1 multiplexer are

a.

4

b.

3

c.

2

d.

1

Discuss
Answer: (a).4
Q307.
9's complement of 56โ‚โ‚€ is
Discuss
Answer: (a).43โ‚โ‚€
Q308.
Which of the following characteristic are necessary for a sequential circuit?

1. It must have 6 gates
2. It must have feedback
3. Its output should depend on past value

Which of the above statements are correct?
Discuss
Answer: (c).2, 3
Q309.
1011โ‚‚ x 101โ‚‚ = __________ โ‚โ‚€
Discuss
Answer: (a).55
Discuss
Answer: (a).input combination at that time