阿摩線上測驗
57. Two’s complement is an approach to represent a signed number. Given an 8-bit number11100100, what is the decimal value of this number？
(A) 27
(B) -27
(C) 28
(D) -28
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統計： A(7), B(21), C(4), D(76), E(0) #2320344
統計： A(7), B(21), C(4), D(76), E(0) #2320344
