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Sonali Mishra • 4.53K Points
Extraordinary

Q. 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 ?

  • (A) xyz
  • (B) x’y’z’
  • (C) x’y’z + xyz’
  • (D) xy + yz+zx
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