Microprocessor and Microcontroller MCQ Questions and Answers for Practice

1. A microprocessor is a......................chip integrating all the functions of a CPU of a computer

1. multiple
2. single
3. double
4. triple

2. Microprocessor is a/an _______ circuit that functions as the CPU of the computer

1. electronic
2. mechanic
3. integrating
4. processing

3. Microprocessor is the ______ of the computer and it perform all the computational tasks

1. main
2. heart
3. important
4. brain

4. The purpose of the microprocessor is to control ______

1. task
2. memory
3. processing
4. switching

5. The first digital electronic computer was built in the year________

1. 1960
2. 1950
3. 1940
4. 1930

6. In 1960, Texas institute invented ______

1. integrated circuits
2. microprocessor
3. vacuum tubes
4. transistors

7. The intel 8086 microprocessor is a _______ processor

1. 8 bit
2. 16 bit
3. 32 bit
4. 64 bit

8. The microprocessor can read/write 16 bit data from or to ________

1. memory
2. I/O device
3. processor
4. register

9. In 8086 microprocessor , the address bus is ________ bit wide

1. 10 bit
2. 12 bit
3. 16 bit
4. 20 bit

10. The work of EU is

1. encoding
2. decoding
3. processing
4. calculation

11. The 16 bit flag of 8086 microprocessor is responsible to indicate ___________

1. the condition of result of ALU operation
2. the condition of memory
3. the result of addition
4. the result of subtraction

12. The CF is known as ________

1. carry flag
2. condition flag
3. common flag
4. single flag

13. The SF is called as ________

1. single flag
2. sign flag
3. service flag
4. super flag

14. The OF is called as _______

1. overflow flag
2. overdue flag
3. operation flag
4. option flag

15. The IF is called as _________

1. initial flag
2. interrupt flag
3. indication flag
4. inner flag