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 53 of 117

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Q521.
The number of flip flops required to construct a register to store number 102โ‚โ‚€ in binary form is

a.

2

b.

4

c.

8

d.

10

Discuss
Answer: (d).10
Q522.
Minimum no. of 2 I/P NAND gate required to implement the Boolean function Z = ABC, assuming that A, B and C are available is

a.

2

b.

3

c.

5

d.

6

Discuss
Answer: (c).5
Q523.
In 8085 microprocessor, which of the following interrupts is unmaskable interrupts?
Discuss
Answer: (c).TRAP
Q524.
D FF can be used as a
Discuss
Answer: (c).delay switch
Q525.
In flip flops the duration of clock pulse is about
Discuss
Answer: (a).3 ns
Q526.
Which of the following is decimal equivalent of the binary 1111111?
Discuss
Answer: (c).127
Discuss
Answer: (d).any of the above
Discuss
Answer: (b).It adds three inputs (two binary digits and a carry) and produces their SUM and CARRY
Q529.
The 8085 microprocessor is interrupted while executing MOV instruction at location 0210 H. What is the location at which contents of register E are stored.
Discuss
Answer: (c).054 EH
Q530.
The amplifier used in bootstrap voltage sweep should have a gain of
Discuss
Answer: (c).-1