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 11 of 59

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Q101.
Let JCOKE = 3 and LPEPSI = 5. Consider the statement

IF (3 * JCOKE. EQ. LPESPSI)
JCOKE = JCOKE + 2
JCOKE = JCOKE + 5

What will be the final value of JCOKE after the above statement is executed?
Discuss
Answer: (a).8
Q102.
Diskette can be used for primary storage as well as secondary storage in a computer.
Discuss
Answer: (b).False
Q103.
Read the following statements

1. Magnetic tape is a sequential device.
2. Magnetic disc is a direct access device.
3. Magnetic tape and disc are both sequential devices.
4. Magnetic tape and disc are both direct access devices.

Which of the above statements are correct?
Discuss
Answer: (a).1 and 2 only
Discuss
Answer: (a).time required to access cell is same as that to access cell 65536
Q105.
Which of the following is operating system?
Discuss
Answer: (d).Windows
Q106.
A modem is connected to PC at
Discuss
Answer: (a).serial port
Q107.
Assertion (A): The data bus and address bus of 8085 are multiplexed.

Reason (R): Multiplexing reduces the number of pins.
Discuss
Answer: (a).Both A and R are correct and R is correct explanation of A
Q108.
Consider the following statements about 'Functions' in C

1. A function can be called any number of times.
2. A function gets called when the function name is followed by a semicolon.
3. The order in which functions are defined in a program and the order in which they are called must be the same.

Which of the above statements are correct?
Discuss
Answer: (b).1 and 2 only
Q109.
A failure rate of 0.01 percent in 1000 hours in a memory corresponds to an MTBF of
Discuss
Answer: (b).100000 hours
Q110.
Consider the following statements about expressing real constants in exponential form in C

1. The mantissa and exponent are separated either by e or E.
2. The mantissa and exponent may have positive or negative sign.
3. Default sign of mantissa is positive.
4. Default sign of exponent is negative.

Which of the above statements are wrong?
Discuss
Answer: (b).1 and 4 only