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 9 of 117

Q81.
For the K map of the given figure the simplified Boolean expression is
Discuss
Answer: (b).ACD + BC̅D
Q82.
The characteristic equation of an SR flip-flop in given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q83.
For the following decimal multiplication the result are given in binary numbers, Spot the incorrect relation, if any

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q84.
In the DRAM cell in the figure is the Vt of the NMOSFET is 1 V. For the following three combinations of WL and BL voltages.
Discuss
Answer: (c).5 V, 5 V, 5 V
Q85.
The circuit in the given figure is
Discuss
Answer: (a).half adder
Q86.
The output of the circuit shown below will be of the frequency
Discuss
Answer: (b).250 Hz
Q87.
In the given figure Y =
Discuss
Answer: (b).B
Q88.
DeMorgan's second theorem is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q89.
Which of the circuits in the given figure that converts JK flip flop to T flip flop?

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q90.
For a D/A converter, inputs and outputs are given. The output corresponding to digital input 01000
Discuss
Answer: (a).2.0 V