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 of the following is not a CISC processors?

IBM 370/168
Dell 5435
Intel 80486
VAX 11/780

2. What is true about Encoded Mode?

the unit contains registers to store the keyboard, display modes
the counter internally decodes the least significant 2 bits and provides a decoded 1 out of 4 scan on SL0-SL3.
the processor is requested service only if any key is pressed, otherwise the CPU will continue with its main task.
the counter provides the binary count that is to be externally decoded to provide the scan lines for the keyboard and display.

3. 8086 Microprocessor supports _______ modes of operation.

2
3
4
5

4. Which flag represents the result when the system capacity is exceeded?

Carry flag
Auxiliary flag
Trap flag
Overflow flag

5. The __________ controls the flow of data and instructions within the computer.

control unit
register array
accumulator
ALU

6. It is also a 16-bit register works like stack, which is always incremented/decremented by 2 during push & pop operations.

Stack pointer
Temporary register
Flag register
Program counter

7. Which intruction is Used to load the address of operand into the provided register?

LEA
LDS
LES
LAHF

8. The coprocessor and the processor is connected via?

TEST
QS0
QS1
All of the above

9. The different ways in which a source operand is denoted in an instruction is known as

Instruction Set
Interrupts
8086 Configuration
Addressing Modes

10. At what PIN number, there is a RESET pin, which is used to reset the microcontroller to its initial values?

PIN 9
PIN 20
PIN 30
PIN 35

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