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Register in 8085 microprosser

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Full form of RTL.

(a)  

2.

Flag register stores (a)   of ALU result.

3.

A machine language instruction format consists of -

a)

Operation code field

b)

Operation code field & operand field

c)

Operand field

d)

none of the mentioned

4.

If the next instruction is POP CX, what would be the content of CX after the instruction is run? Observe the stack from the image.

a)

B621

b)

85C2

c)

21B6

d)

C285

5.

Which of the following signals is used to restart the execution in 8086?

a)

INTA

b)

TEST

c)

RESET

d)

HOLD

6.

The _______ holds the content of the accessed memory word.

a)

MAR

b)

MBR

c)

PC

d)

IR

7.

PC Register is of _____ Bits

a)

8

b)

16

c)

5

d)

4

8.

Reset and Set is

a)

0 and 1

b)

1 and 0

c)

0 and 0

d)

1 and 1

9.

8086 Microprocessor supports _______ modes of operation.

a)

2

b)

3

c)

4

d)

5

10.
Used to send control signals from control unit to other parts of the processor
a)
Control Bus
b)
Control Unit (CU)
c)
Address Bus
d)
Current Instruction Register (CIR)