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MCQ

Q.

In boolean instructions, the flag that is the only allowed destination operand for two operand instructions is

A

overflow flag

B

underflow flag

C

auxiliary flag

D

carry flag

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MCQ

1.

Which of the following is not an unconditional control transfer instruction?

A

JMP

B

RET

C

JNC

D

CALL

Discussion

MCQ

2.

In logical instructions, the immediate data can be an operand for

A

increment operation

B

decrement operation

C

single operand instruction

D

none

Discussion

MCQ

3.

The first byte of an absolute jump instruction consists of

A

3 LSBs of opcode and 5 MSBs of 11-bit address

B

5 MSBs of opcode and 3 LSBs of 11-bit address

C

6 MSBs of opcode and 1 LSB of 11-bit address

D

5 LSBs of opcode and 3 MSBs of 11-bit address

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MCQ

4.

All conditional jumps are

A

absolute jumps

B

long jumps

C

short jumps

D

none

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5.

The instructions that change the sequence of execution are

A

conditional instructions

B

logical instructions

C

control transfer instructions

D

data transfer instructions

Discussion

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