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 30 of 117

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Q291.
The minterm designation for ABCD is
Discuss
Answer: (d).mโ‚โ‚…
Q292.
Read the following statements

1. The circuitry of ripple counter is more complex than that of synchronous counter.
2. The maximum frequency of operation of ripple counter depends on the modulus of the counter.
3. The maximum frequency of operation of synchronous counter does not depend on the modulus of the counter.

Which of the above statements are correct?
Discuss
Answer: (d).2, 3
Q293.
An equivalent 2's complement representation of the 2's complement number 1101 is
Discuss
Answer: (d).111101
Q294.
In a 7 segment display the segments a, c, d, f, g are lit. The decimal number displayed will be

a.

9

b.

5

c.

4

d.

2

Discuss
Answer: (b).5
Q295.
The minimum number of comparators required to build an 8 bit flash ADC is
Discuss
Answer: (c).255
Q296.
For a Mod-64 synchronous counter the number of flip flops and AND gates needed is
Discuss
Answer: (a).6 and 4 respectively
Q297.
A 4 bit DAC gives an output of 4.5 V for input of 1001. If input is 0110, the output is
Discuss
Answer: (c).3.0 V
Q298.
Boolean expression for the output of XNOR (Equivalent) logic gate with inputs A and B is
Discuss
Answer: (c).(Aฬ… + B). (A + Bฬ…)
Q299.
An SR flip flop can be built using NOR gates or NAND gates.
Discuss
Answer: (a).True
Q300.
A 14 pin NOT gate 1C has __________ NOT gates.

a.

8

b.

6

c.

5

d.

4

Discuss
Answer: (b).6