Microprocessor Online Quiz


Play this quiz that will help you to excel in Microprocessor certification exams, placements etc. This Microprocessor quiz consist of 10 questions that you need to solve in 10 minutes. We’ve specially designed this quiz so that you can quickly acquaint to the pattern of questions you can be asked in placement drives, certification exams etc.

Introduction to Microprocessors

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Explain the basic block diagram of digital computer system and Explain microprocessor-based system.

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Microprocessor MCQs

Practice Microprocessor MCQ Questions, which will help you to understand the architecture and working of microprocessor and to prepare for competitive exams and placements.

Microprocessor Quiz

Try Free Microprocessor Quiz, to start a quiz you need to login first, after login you will get start quiz button and then by clicking on that you can start quiz. You will get 10 Minutes to answer all questions.

Microprocessor Quiz

1. Which flag is set to 1 when the result of arithmetic or logical operation is zero else it is set to 0?

Binary bit
Zero flag
Sign flag
Overflow flag

2. A microprocessor can be classified into?

2
3
4
5

3. At what PIN number, there is EA pin which stands for External Access input?

PIN 28
PIN 29
PIN 30
PIN 31

4. What is true about microprocessor?

Microprocessor is a controlling unit of a micro-computer
It is fabricated on a small chip capable of performing ALU (Arithmetic Logical Unit) operations
It also communicate with the other devices connected to it.
All of the above

5. Which IO Port can be used for higher address byte with addresses A8-A15?

PORT1
PORT0
PORT3
PORT2

6. How many types of basic multiprocessor configurations?

2
3
4
5

7. What is correct range of frequency for 8257?

500Hz to 3MHz.
250Hz to 2MHz.
250Hz to 3MHz.
500Hz to 2MHz.

8. It is a tri-state, bi-directional, 8-bit buffer, which is used to interface the 8253/54 to the system data bus.

Read/Write Logic
Data Bus Buffer
system data bus
System Buffer

9. In which type of communication, the interface gets a single byte of data from the microprocessor and sends it bit by bit to the other system serially and vice-a-versa?

Parallel Communication Interface
Serial Communication Interface
Both A and B
None of the above

10. Which of the following is true about Control and status signals?

These signals are used to identify the nature of operation.
There are 3 control signal and 3 status signals.
Three status signals are IO/M, S0 & S1.
All of the above

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