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Two 2's complement numbers having sign bits 'x' and 'y' are added and the sign bit of the result is 'z'. Which Boolean function indicates the occurrence of the overflow ?

Correct Answer: x’y’z + xyz’

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Digital Electronics and Logic Design MCQ: Two 2's complement numbers having sign bits 'x' and 'y' are added and the sign bit of the result is 'z'. Which Boolean function indicates the occurrence of the overflow ? | Extra Education