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When we subtract -3 from 2 , the answer in 2’s complement form is _________

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When we subtract -3 from 2 , the answer in 2’s complement form is _________

(a) 0001

(b) 1101

(c) 0101

(d) 1001

The question was asked during an online interview.

This interesting question is from Numbers and Arithmetic Operations in division Machine Instructions and Programs of Computer Architecture

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Best answer
Correct choice is (c) 0101

Easiest explanation: First the 2’s complement is found and that is added to the number and the overflow is ignored.

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