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The instruction that multiplies the content of AL with a signed immediate operand is

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in Microprocessor by (39.4k points)
The instruction that multiplies the content of AL with a signed immediate operand is

(a) MUL

(b) SMUL

(c) IMUL

(d) None of the mentioned

This question was addressed to me in exam.

My doubt is from Instruction Set Features -1 topic in division 80286-80287-A Microprocessor with Memory Management and Protection of Microprocessor

1 Answer

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by (49.2k points)
Correct choice is (c) IMUL

The explanation is: The IMUL instruction multiplies the content of AL with a signed immediate operand, and the signed 16-bit result is stored in AX.

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