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 29 of 59

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Q281.
The 8085 instruction 'PUSH PSW' belongs to the group
Discuss
Answer: (d).none of the above
Q282.
Assertion (A): In C it is possible for functions to call themselves.

Reason (R): C makes use of 'Pointers'.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q283.
In IC 74181 a sum greater than 15 leads to low carry out.
Discuss
Answer: (a).True
Q284.
Assertion (A): In 8085, the zero flag is set when ALU operation results in 0. If the result is not 0, this flag is reset.

Reason (R): In 8085 the S flag is set when the contents of accumulator become negative during execution of an instruction.
Discuss
Answer: (d).A is wrong R is correct
Q285.
The operations which occur most frequently in a computer are
Discuss
Answer: (c).both (a) and (b)
Q286.
Assertion (A): A dynamic RAM chip has much smaller cell than a static RAM chip.

Reason (R): In dynamic RAM one bit of information is stored as the charge on a capacitor.
Discuss
Answer: (a).Both A and R are correct and R is correct explanation of A
Q287.
Which of the following produces very wide drifts in clock frequency?
Discuss
Answer: (b).RC circuit
Q288.
For decimal numbe'r 13.5, the floating point representation in 4 byte excess 128 code is
Discuss
Answer: (a).01101100 00000000 00000000 10000100
Q289.
Read the following statements:

1. A ฮผP generally interfaced to several memory chips and I/O devices
2. Address space provided by ฮผP is partitioned into sub sets of addresses
3. Address map and address partition refer to different terms in address space

Which of the above are correct?
Discuss
Answer: (b).1 and 2 only
Q290.
The register set and instruction set of 8088 is similar to that of
Discuss
Answer: (b).8086