Microprocessor 8085

Microprocessor 8085

University

20 Qs

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Microprocessor 8085

Microprocessor 8085

Assessment

Quiz

Other

University

Practice Problem

Medium

Created by

Asst.Prof., Chennai

Used 3+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In 8085 microprocessor is an 8-bit microprocessor designed by?

IBM

Dell

Intel

VAX

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In 8085, 16-bit address bus, which can address up to?

16KB

32KB

64KB

128KB

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

There are _______ general purpose registers in 8085 processor

5

6

7

8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Stack pointer

Temporary register

Flag register

Program counter

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is true about the Program counter?

It is an 8-bit register, which holds the temporary data of arithmetic and logical operations.

When an instruction is fetched from memory then it is stored in the program counter

It provides timing and control signal to the microprocessor

It is a 16-bit register used to store the memory address location of the next instruction to be executed.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Flag register is an 8-bit register having __________ 1-bit flip-flops.

3

4

5

6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This signal is used as the system clock for devices connected with the microprocessor.

X1, X2

CLK OUT

CLK IN

IO/M

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