試題詳解

3. Let x=00001111 and y=11111011 be two 8-bit 2’s complement binary numbers. What happens for x + y?
(A) The result is -12 in decimal representation.
(B) The result is 12 in decimal representation.
(C) The result is -10 in decimal representation.
(D) The result is 10 in decimal representation.
(E) Overflow occurs.