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 8 of 59

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Q71.
Consider the following logical IF statement in FORTRAN 77

IF (SALT. EQ. PEPPER) GO TO 11
GOTO 13

The above statement using arithmetic IF statement would be
Discuss
Answer: (a).IF (SALT - PEPPER) 13, 11, 13
Q72.
Consider the following DO statement in Fortran 77

DO 23 X = 10.0, 2.0

The number of DO loop executions in the above statement is
Discuss
Answer: (d).zero
Q73.
Contents of RAM cannot be altered.
Discuss
Answer: (b).False
Q74.
Which of the following operations will give the result 2 in C?
Discuss
Answer: (a).5 / 2
Q75.
If J = 12 and X = 24.4 , the result of the following FORTRAN 77 program will be

READ *, J, X
K = J ** 2
Z = 3 * X
Print *, J, K, Z
Discuss
Answer: (a).12, 144, 73.2
Q76.
Consider the following about 'arrays' in C

1. An array is a collection of similar elements.
2. An array can not have 10 numbers 5 of which are ints and 5 are floats.
3. An array can have ints and chars in the same array.

Which of the above are correct?
Discuss
Answer: (b).1 and 2 only
Q77.
A computer program is used to read M and print the sum 2 + 4 + 6 + 8 +.........+ 2M. If M = 9 , the print out will show the number
Discuss
Answer: (c).90
Q78.
Read the following rules for scanning Boolean expressions in Pascal

1. The expressions are scanned from left to right.
2. The operations are scanned in the order NOT, AND, OR.
3. All operators (i.e., NOT, AND and OR) are scanned together.
4. In one scanning all the operators of only one type are scanned.

Which of the above are correct?
Discuss
Answer: (c).1, 2 and 4 only
Q79.
IC 74181 performs arithmetic operations when M = 1.
Discuss
Answer: (b).False
Q80.
Initially the number decimal 8 is stored. If instruction RAL is executed twice, the final number stored will be
Discuss
Answer: (c).decimal 32