问题
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如果当前(BL)=57H,执行指令ADD BL,0F0H后,OF标志位的取值为()。A、1B、0C、不确定D、2
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设 (AL=63H (BL=29H 执行下面指令后 DAS AX的内容()A (AX=0304HB (AX=0034HC (AX=0034HD (AX
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设 (AL=04H,(BL=0F8H,执行 MUL BL指令后,结果()A (AX=03E0HB (AX=0FEE0HC (AX=0032HD (AX=00
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设 (AL=63H (BL=29H 执行下面指令后 SUB AL,BL DAS AX的内容()A (AX=0304HB (AX=0034C (AX=0
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设AL=57H,BL=24H,执行指令SUB AL,BL后,寄存器内容为()A AL=57H,BL=24HB AL=33H,BL=24HC AL=5
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设AL=04H BL=0F8H 执行IMUL BL指令后 结果是______。A.AX=01FDOHB.AX=03EOHC.AX=0FEOHD.AX=0047H