A.10100000
B.10100001
C.11011111
D.溢出
[单选题]若已知[X]补=11101011,[y]补=01001010,则[x-y]补=( )。A.10100000B.10100001C.11011111D.溢出
[单选题]已知单字节整数[X]补=00011100,[Y]补=00110001,则X-Y的十进制真值是______。A.-20B.-21C.-22D.-25
[单选题][X]原=01101001,[Y]补=11011010,则[X-Y))补=______。A.10001111B.00001110C.10001110D.溢出
[单选题]已知[X]补=11111010,[Y]补=00010110,计算[2X-]补为( )A.10010111B.11101001C.01111111D.01101001
[单选题]若X=-127,Y=-1,字长N=8,则[X+Y]补是A.80HB.00HC.0FDHD.7EH
[单选题]设[X]补=1111111111100001,[Y]补=1111111111111000,则[X-Y]补的结果是( )A.1111111111101001B.0000000000111100C.1111111111111000D.0000000000111101
[填空题] 设字长为八位,有x=-1,y=124,则有:[x+y]补=(),[x-y]补=()。
[单选题]若x=1011,则[x]补=( )。A.1011B.1011C.101D.10101
[单选题]用n个二进制位表示带符号纯整数时,已知[x]补、[Y]补,则当(7)时,等式[X]补+[Y]补=[X+Y]补成立。在(8)的情况下有可能发生溢出。A.-2n≤X+Y≤2n-1B.-2n-1≤X+Y<2n-1C.-2n-1-1≤X+Y≤2n-1D.-2n-1≤X+Y<2n
[单选题]已知[X]补=00000000,则真值X=()。A . +1B . 0C . —1D . 以上都不对