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 24 of 59

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Q231.
Power Point is a presentation software.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q232.
In the expression a = 5 * 2 / 3.2 + 4 / 8 - 2 + 5 / 9 which operation will have the first priority in C?

a.

5*2

b.

2 / 3.2

c.

5 * 2 / 3.2

d.

4 / 8

Discuss
Answer: (a).5*2
Q233.
In FORTRAN 77 the total number of characters in a variable can be a maximum of

a.

6

b.

1

c.

8

d.

9

Discuss
Answer: (a).6
Q234.
The relational operators allowed in Pascal are

a.

=, >, <, > =, < = and < >

b.

=, >, < and < >

c.

=, >, <, > = and < =

d.

>, <, > = and < =

Discuss
Answer: (a). =, >, <, > =, < = and < >
Q235.
In 8086 the instruction ADD AL, CH means

a.

the two 8 bit values in registers AL and CH are added and result placed in register AL

b.

the two 8 bit values in registers AL and CH are added and result placed in register CH

c.

the two 16 bit values in registers AL and CH are added and result placed in register AL

d.

the two 16 bit values in registers AL and CH are added and result placed in register CH

Discuss
Answer: (a).the two 8 bit values in registers AL and CH are added and result placed in register AL
Q236.
Almost all high level languages have provision for logical operations.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q237.
In which of the following 8085 instructions is the CY flag complemented?

a.

CMA

b.

CMC

c.

STC

d.

RRC

Discuss
Answer: (b).CMC
Q238.
Consider the following statement in FORTRAN 77

READ*, [X(I) Y(I) = 0, 3, 2]

Which of the following is correct?

a.

2 values could be read and stored asX (0), Y (0)

b.

4 values could be read and stored asX (0), Y (0), X (2), Y (2)

c.

6 values could be read and stored as X (0), Y (0), Y (2), X (3), Y (3)

d.

none of the above

Discuss
Answer: (b).4 values could be read and stored asX (0), Y (0), X (2), Y (2)
Q239.
Assertion (A): If contents of F register in 8085 are 01010001, it means S = 0, Z = 1, AC= 1, P = 0 and CY = 1.

Reason (R): When an instruction is called from memory, the op. code of instruction is stored in instruction register.

a.

Both A and R are correct and R is correct explanation of A

b.

Both A and R are correct but R is not correct explanation of A

c.

A is correct R is wrong

d.

A is wrong R is correct

Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q240.
The combination of registers in 8085 is B-C, D-E, H-L only.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
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