單項(xiàng)選擇題
A.寄存器尋址 B.立即尋址 C.相對(duì)尋址 D.直接尋址
A.MOVAX,0705H B.MOVAX,0075H C.MOVAX,0705 D.MOVAX,0075
A.SUBAX,BXSUBAX,CX B.SUBBX,CXMOVAX,BX C.XCHGAX,BXSUBAX,CX D.MOVAX,BXSUBAX,CX
A.INPUTDB"MESS" B.INPUTDBMESS C.MESSDBINPUT D.MESSDB"INPUT"
A.CALL指令本身B.CALL的下一條指令的地址C.子程序名D.CALL的下一條指令
A.SALAL,1 B.SHLAL,1 C.SARAL,1 D.SHRAL,1 E.無(wú)法實(shí)現(xiàn)
A.有符號(hào)數(shù)乘以2 B.無(wú)符號(hào)數(shù)除以2 C.無(wú)符號(hào)數(shù)乘以2 D.有符號(hào)數(shù)除以2
A.CX=0或ZF=1 B.CX≠0且ZF=1 C.CX≠0或ZF=1 D.CX=0且ZF=1
A.MOVBX,BUFFER B.LDSBX,BUFFER C.LEABX,BUFFER D.MOVBX,[BUFFER]
A.1010H B.0000H C.1111H D.FFFFH
A.8 B.4 C.12 D.3