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 37 of 117

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Q361.
In 8085 microprocessor, how many lines are there in data bus?

a.

6

b.

8

c.

2

d.

16

Discuss
Answer: (b).8
Discuss
Answer: (d).all of the above
Q363.
The hexadecimal number 'A0' has the decimal value
Discuss
Answer: (d).160
Q364.
The code used to reduce the error due to ambiguity in reading of a binary optical encoder is
Discuss
Answer: (c).gray code
Discuss
Answer: (c).both R and S NAND gates
Q366.
Vectored interrupt is an interrupt that takes the program to a vector location. TRAP vectors to 0024 FI, RST 7.5 to 003 CH, RST 6.5 to 0034 H and
Discuss
Answer: (d).RST 5.5 to 002 CH
Discuss
Answer: (c).both arithmetic and logic operations
Q368.
The SID data received is
Discuss
Answer: (a).LSB first
Q369.
A ripple counter has propagation delay.
Discuss
Answer: (a).True
Q370.
Adder is a combinational logic circuit.
Discuss
Answer: (a).True