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 35 of 59

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Discuss
Answer: (b).During addition if the carry into and carry out of the sign bit don't match then an overflow or underflow has occurred
Q342.
Which addressing mode is suitable only for these instructions in which there is only one operand?
Discuss
Answer: (a).Implicit
Q343.
Assertion (A): Microprocesspr 8085 has six 8 bit registers B, C, D, E, H L.

Reason (R): B - C, D - E, H - L may be combined to form register pairs to hold 16 bits data.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Discuss
Answer: (a).I/O devices have 16 bit addresses
Q345.
Which of the following 8 bit microprocessors has maximum addressing modes?
Discuss
Answer: (d).6809
Discuss
Answer: (b).instance variables, class variables and local variables
Q347.
Consider the real expression in Pascal language

((X * Z) + Y/(M * P + K) + X)/Y + Y)

What would be evaluated first
Discuss
Answer: (a).XZ and MP + K
Q348.
8 bit data can have 256 numbers ranging from 00000000 to 111 111 11.
Discuss
Answer: (a).True
Q349.
If N = 196, the result of the following program will be

INTEGER N, DIGIT 1, DIGIT 2, DIGIT 3,
SUM
READ*, N
DIGIT 1 = N - (N / 10)* 10 N = N / 10
DIGIT 2 = N - (N / 10)* 10 N = N / 10
DIGIT 3 = N - (N / 10)* 10
SUM = DIGIT 1 + DIGIT 2 + DIGIT 3
Discuss
Answer: (b).16
Q350.
In 8085, which of the following registers cannot be paired?
Discuss
Answer: (a).A