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 50 of 117

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Q491.
In a 4 bit counter the output of 3 JK FFs from MSB downward are connected to the NAND gate whose O/P is connected to CLR
Discuss
Answer: (a).it is a MOD-14 counter
Q492.
For checking the parity of a digital word, it is preferable to use
Discuss
Answer: (c).EX-OR gates
Discuss
Answer: (a).ECL has the least propagation delay
Q494.
In ASCII, letter B is coded as
Discuss
Answer: (b).1000010
Discuss
Answer: (b).increases with frequency
Q496.
Assertion (A): In a parallel in-serial out shift register data is loaded one bit-at a time.

Reason (R): A serial in-serial out shift register can be used to introduce a time delay.
Discuss
Answer: (d).A is false, R is true
Q497.
In an 8085 microprocessor, the instruction CMP B has been executed while the content of the accumulator is less than that of register B, As a result.
Discuss
Answer: (a).carry flag will be set but zero flag will be reset
Q498.
Computers use thousands of flip-flops. To coordinate the overall action, a common signal is sent to all flip-flop known as
Discuss
Answer: (d).clock signal
Q499.
In a D-type latch EN = 1, D = 1, the O/P is
Discuss
Answer: (a).1
Q500.
Which has the highest power dissipation per gate?
Discuss
Answer: (a).ECL