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

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

(a) DAA

(b) DAS

(c) AAA

(d) AAS

The question was asked by my college director while I was bunking the class.

Asked question is from Instruction Set of 8086/8088 in chapter 8086/88 Instruction Set and Assembler Directives of Microprocessor

1 Answer

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by (49.2k points)
Correct choice is (a) DAA

Explanation: In this conversion, the result has to be only in AL.

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