A.8A150H B.89250H C.18195H D.0100H
单项选择题9的ASCII码是()
A.39 B.41H C.28H D.39H
单项选择题8位二进制无符号数的表示范围是()
A.0~128 B.-127~+128 C.-128~+127 D.0~255
单项选择题若Ex-1补-0.1011,则真值X=()
A.0.1011 B.0.0101 C.1.1011 D.l.0101
单项选择题设有二进制数x=-llOlllO,若采用8位二进制数表示,则[x]补()
A.1tl01101 B.10010011 C.00010011 D.10010010
单项选择题若[x]补=1.1011,则真值X是()
A.-0.1011 B.-0.0101 C.0.1011 D.O.0101