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Question

In executing subtraction based instructions, state the role of the C flag?

a.

if C=1, the result is negative

b.

if C=1, the result is positive

c.

none of the mentioned

d.

all of the mentioned

Posted under Computer Architecture

Answer: (a).if C=1, the result is negative

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Q. In executing subtraction based instructions, state the role of the C flag?
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