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MCQ

Q.

The LJMP instruction is very useful in programming in the external code memory space of

A

32 MB

B

64 MB

C

32 KB

D

64 KB

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MCQ

1.

The operations performed by data transfer instructions are on

A

bit data

B

byte data

C

16-bit data

D

all of the mentioned

Discussion

MCQ

2.

The absolute jump instruction is intended mainly for a jump within a memory space of

A

2 bytes

B

2 Kbytes

C

2 Mbytes

D

none

Discussion

MCQ

3.

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

A

JMP

B

RET

C

JNC

D

CALL

Discussion

MCQ

4.

The logical instruction that affects the carry flag during its execution is

A

XRL A;

B

ANL A;

C

ORL A;

D

RLC A;

Discussion

MCQ

5.

Which of the following is true while executing data transfer instructions?

A

program counter is not accessible

B

restricted bit-transfer operations are allowed

C

both operands can be direct/indirect register operands

D

all of the mentioned

Discussion

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