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Microprocessor Quiz-1

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

How many General Purpose Register does 8085 MP contain

a)

2

b)

8

c)

4

d)

6

2.

Which is the register holds result of an Operation

a)

Register B

b)

Register A

c)

Register C

d)

Register D

3.

STACK POINTER IS

a)

8 BIT

b)

20 BIT

c)

4 BIT

d)

16 BIT

4.

8085 PIN DIAGRAM CONSISTS OF _______ PINS

a)

20

b)

10

c)

40

d)

30

5.

HOW MANY FLAG BITS are used in MP 8085

a)

5

b)

3

c)

8

d)

2

6.

IF SIGN FLAG IS 0

a)

RESULT IS +VE

b)

RESULT IS -VE

c)

RESULT IS ZERO

d)

RESULT IS NON ZERO

7.

EXPANSION OF ALE

a)

Address Latch Enable

b)

Address Location Enable

c)

Accumulator Latch Enable

d)

Address Latch Electric

8.

Bit P in flag register stands for

a)

Power

b)

Parity

c)

Part

d)

None

9.

Reset and Set is

a)

0 and 1

b)

1 and 0

c)

0 and 0

d)

1 and 1

10.

MVI stands for

a)

Move Immediate

b)

Move Incorrect

c)

Made Immediate

d)

Mode Immediate

11.

PC in register array stands for

(a)  

12.

PC Register is of _____ Bits

a)

8

b)

16

c)

5

d)

4

13.

SUB B performs

a)

B-A and store in A

b)

B-A and store in B

c)

A-B and store in A

d)

A-B and store in B

14.

STA 16-Bit Address instruction is

a)

Store Accumulator

b)

Save Accumulator

c)

Store Address

d)

Save Address

15.

Address lines of 8085 mp is

a)

16 lines

b)

8 lines

c)

4 line

d)

20 lines