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 15 of 59

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Q141.
When we use RRC instruction once in 8085, the number is
Discuss
Answer: (b).divided by 2
Q142.
Read the following statements about sets

1. If A and B are sets then A + B denotes union of sets A and B.
2. The union of A and B is that set whose elements are in either A or B or both.
3. If A and B are sets, then difference of sets A and B is denoted by A - B.
4. A - B in the set obtained by removing elements of A from B.

Which of the above are true?
Discuss
Answer: (a).All
Q143.
Consider the following rules about integer constant in C

1. An integer constant must have at least one digit.
2. An integer constant must not have a decimal point.
3. An integer constant may be positive or negative.
4. The default sign is positive.
5. A maximum of one comma or blank is allowed.

Which of the above are correct?
Discuss
Answer: (b).1, 2, 3, 4 only
Q144.
Consider the following logical IF statement in Fortran 77

IF (SALT. LE. PEPPER) 11
GO TO 13

The above statement using arithmetic IF statement would be
Discuss
Answer: (a).IF (SALT - PEPPER) 11, 11, 13
Q145.
Consider the following rules for constructing variable names in C

1. It can have alphabets, digits or underscores but no other special character.
2. The maximum number of characters is 8.
3. The first character may be an alphabet or digit but not underscore.

Which of the above are correct?
Discuss
Answer: (b).1 and 2 only
Discuss
Answer: (b).N * V * V / 2.0 + G * H / (3.0 *D)
Q147.
A microprocessor uses 3 MHz oscillator. The duration of one T state is
Discuss
Answer: (c).0.333 ฮผs
Q148.
Zip floppy has a capacity of
Discuss
Answer: (d).100 MB or 250 MB
Q149.
Which of the following is not a valid character constant in C?
Discuss
Answer: (d).2
Q150.

Consider the following program in Basic

5 READ R
10 D = 2 * R
20 A = 3.1416 * D * D / 4
30 PRINT A

Assuming that R = 3.0, the output A =
Discuss
Answer: (b).28.27