A.采用向量中断方式识别中断源
B.中断服务程序首地址占8个字节
C.中断向量表固定在0~3FFH的内存区域
D.中断向量地址为中断类型号乘以4
A.0x40fe8000
B. 0xc0fe8000
C. 0x3fa0000
D. 0x7e02ffff
A.0CH,23FF:00F0H
B.0BH,F000:FF23H
C.0BH,00F0:23FFH
D.0CH,F000:FF23H
XOR AX,AX MOV AL,90H CWD 执行上述指令后,结果为()
A (DX=0000, (AX=FF90H
B (DX=FFFFH,(AX=0090H
C (DX=FFFFH,(AX=FF90H
D(DX=0000, (AX=0090H
A.73
B.29
C.02
D.07
A.64013
B.9613
C.10824
D.54121