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 83 of 117

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Q821.
The PC contains 0450 H and SP contains 08D 6 H. What will be content of P and SP following a CALL to subroutine at location 02 AFH?
Discuss
Answer: (d).02 AFH, 08 D 4 H
Q822.
Assuming accumulator contain A 64 and the carry is set (1). What will register A and (CY) contain after ADI A4H?
Discuss
Answer: (b).4 AH, 1
Q823.
In a monolithic IC, resistors are formed from
Discuss
Answer: (c).P-type semiconductor
Discuss
Answer: (c).TTL gates without active pull up and with open collector
Q825.
Aฬ…ฬ… + ABฬ… =
Discuss
Answer: (c).Aฬ… + Bฬ…
Q826.
The resolution of a 12-bit D/A converter using a binary ladder with + 10V as the full scale output will be
Discuss
Answer: (a).2.44 mV
Q827.
Assertion (A): Demorgan's first theorem replaces a NOR gate by bubbled AND gate.

Reason (R): Double complement of a variable equals the variable.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q828.
A flip-flop circuit is
Discuss
Answer: (b).bistable
Q829.
Assertion (A): The use of 2's complement has simplified the computer hardware for arithmetic operations

Reason (R): 2's complement is obtained by adding 1 to 1's complement.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q830.
How many lines are there in address bus of 8085 ฮผp?
Discuss
Answer: (d).16