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 38 of 117

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Q371.
Out of 5 M x 8, 1 M x 16, 2 M x 16 and 3M x 8 memories, which memory can store more bits?
Discuss
Answer: (a).5 M x 8
Q372.
A 6 bit ladder A/D converter has input 101001. The output is (assume 0 = 0 V and 1 = 10 V)
Discuss
Answer: (b).6.41
Q373.
A ripple counter has 4 bits and uses flip flops with propagation delay time of 25 ns. The maximum possible time for change of state will be
Discuss
Answer: (d).100 ns
Q374.
A counter has a modulus of 10. The number of flip flops is

a.

10

b.

5

c.

4

d.

3

Discuss
Answer: (c).4
Q375.
Assertion (A): Master slave JK flip flop is commonly used in high speed synchronous circuitry

Reason (R): Master slave JK flip flop uses two JK flip flops in cascade.
Discuss
Answer: (d).A is false, R is true
Q376.
ECL is a saturating logic.
Discuss
Answer: (b).False
Q377.
The resolution of 4 bit counting ADC is 0.5 volt, for an Analog input of 6.6 volts. The digital output of ADC will be
Discuss
Answer: (b).1101
Q378.
9's complement of 12โ‚โ‚€ is
Discuss
Answer: (b).87โ‚โ‚€
Q379.
The minterm designation for ABCD is
Discuss
Answer: (d).mโ‚โ‚…
Q380.
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