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The flag that is added to 80486 in additional to the flags similar to 80386 is

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The flag that is added to 80486 in additional to the flags similar to 80386 is

(a) alignment check flag

(b) parity check flag

(c) conditional flag

(d) all of the mentioned

This question was addressed to me in class test.

The above asked question is from Numeric Coprocessor topic in section 32-bit Processors-80386, 80387 and 80486 of Microprocessor

1 Answer

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Right option is (a) alignment check flag

Explanation: The register set of 80486 is similar to that of the 80386 but only a flag called as alignment check flag is added to the flag register of 80386 to obtain the flag register of 80486.

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