Microprocessors MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Microprocessors, 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 Microprocessors 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 Microprocessors mcq questions that explore various aspects of Microprocessors problems. Each MCQ is crafted to challenge your understanding of Microprocessors 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 Microprocessors 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 Microprocessors. 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 Microprocessors knowledge to the test? Let's get started with our carefully curated MCQs!

Microprocessors MCQs | Page 47 of 59

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Q461.
A machine cycle has one clock cycle.
Discuss
Answer: (b).False
Discuss
Answer: (c).DIMENSION KAT(K, 10)
Q463.
An instruction using immediate addressing mode in 8085 is
Discuss
Answer: (d).1 or 2 or 3 bytes long
Q464.
Consider the following statements about 8085

1. The instruction LDA uses direct addressing mode.
2. The instruction MVI uses direct addressing mode.
3. The instruction MVI uses immediate addressing mode.
4. The instruction LDA uses immediate addressing mode.

Which of the above are correct?
Discuss
Answer: (a).1 and 3 only
Discuss
Answer: (c).directs the assembler to reserve a sequence of consecutive 105 bytes in the memory
Q466.
Which of the following is not a valid logical expression in Pascal?
Discuss
Answer: (c).A = < B
Q467.
Which of the following instructions in 8085 does not belong to data transfer group?
Discuss
Answer: (d).SUB r
Q468.
For Disk partitioning th DOS command is
Discuss
Answer: (a).F DISK
Q469.
In 8085 the instruction MOV A, M is an example of
Discuss
Answer: (d).Register indirect addressing
Q470.
Assertion (A): Magnetic tape can be accessed only sequentially.

Reason (R): Magnetic tape consists of magnetised spots or tracks.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A