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 28 of 59

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Q271.
The number of primitive string operations in 8086 is

a.

3

b.

4

c.

5

d.

6

Discuss
Answer: (c).5
Q272.
If the resolution of a printer is 1200 dpi, the number of dots per square inch is
Discuss
Answer: (c).1200 x 1200
Q273.
Which of these are 16 bit microprocessors?
Discuss
Answer: (d).All
Q274.
In which of the following 8085 instructions are all condition flags except CY affected?
Discuss
Answer: (a).INR r
Discuss
Answer: (a).RST 6.5 and RST 5.5 are high level sensitive interrupts
Q276.
Assertion (A): Microprocessor 8085 has an 8 bit register called accumulator which stores intermediate answers during a computer operation.

Reason (R): Accumulator can send or receive data.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q277.
Assertion (A): Interfacing means synchronisation of digital information transmission between input output devices and computer.

Reason (R): A computer with higher bit word size executes programs at a faster rate.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q278.
IC 74181 is a 4 bit device.
Discuss
Answer: (a).True
Q279.
Which of the following instructions in 8085 does not belong to data transfer group?
Discuss
Answer: (d).ADC M
Q280.
Assertion (A): A PROM is a user programmable ROM.

Reason (R): After programming PROM behaves like ROM.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A