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MCQ

Q.

Which of the following instruction is not valid?

A

MOV AX, BX

B

MOV DS, 5000H

C

MOV AX, 5000H

D

PUSH AX

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1.

The instruction that converts the result in an unpacked decimal digits is

A

AAA

B

AAA

C

AAM

D

All of the mentioned

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2.

Which of the following is a mnemonic?

A

ADD

B

ADC

C

AAA

D

ADD & ADC

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3.

The instruction, CMP to compare source and destination operands it performs

A

addition

B

subtraction

C

division

D

multiplication

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4.

The instruction that performs logical AND operation and the result of the operation is not available is

A

AAA

B

AND

C

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D

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5.

The instruction that is used to convert the result of the addition of two packed BCD numbers to a valid BCD number is

A

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B

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C

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D

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