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 71 of 117

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Q701.
The seven bit Hamming code received is 0010001. If even parity has been used, the correct code is
Discuss
Answer: (d).0011001
Q702.
When two 4 bit parallel adders are cascaded we get
Discuss
Answer: (b).8 bit parallel adder
Q703.
Consider the following features:

1. negative operands cannot be used
2. when immediate operand changes, the program should be reassembled
3. the program is difficult to read
4. the size of operand is restricted by word length of the computer

Disadvantages of immediate addressing include
Discuss
Answer: (b).2 and 4
Discuss
Answer: (d).1100.001 + 1011.011 = 10111.100
Q705.
The inputs to a 4 channel MUX have the following bandwidths. Channel 1-50 Hz, channel 2-200 Hz. Channel 3-75 Hz. Channel 4-90 Hz. The theoretical minimum sampling rate of the MUX is
Discuss
Answer: (d).1600 Hz
Q706.
SSI is used in flip flops.
Discuss
Answer: (a).True
Q707.
Two numbers in excess-3 code are added and the result is less than 8. To get equivalent binary
Discuss
Answer: (c).0110 is subtracted
Q708.
The ASCII code is for information interchange by a binary code for
Discuss
Answer: (c).alpha-numeric and other common symbols
Q709.
The recently-introduces CD-ROM PC by Head Start Technologies Co. of New York enables users to view or play __________ .
Discuss
Answer: (d).all of the above
Q710.
In 8085 microprocessor, what is the length of A-register?
Discuss
Answer: (b).8 bits