A . 30500H
B . 3050H
C . 50H
D . 30550H
[单选题]有下列程序段AGAIN:MOV ES:[DI],AL INC DI LOOP AGAIN下列指令中( )可完成与上述程序段相同的功能。A.REP MOVSBB.REP LODSBC.REP STOSBD.REPE SCASB
[单选题]对于下列程序段;A.GAIN: MOV ES:[DI],ALINC DILOOP AGAIN可用指令( )完成相同的功能。A.REP MOVSBB.REP LODSBC.REP STOSBD.REP SCASB
[单选题]对于以下程序段AGAIN: MOV ES: [DI],AL INC DI LOOP AGAIN 可以用指令( )完成相同的功能。A.REP MVOSBB.REP LODSBC.REP STOSBD.REPE SCASB
[单选题]执行指令MOV AX,[BX][DI],如果(DS)=2100H, (BX)=0158H,(DI)=10A5H,则物理地址=A.11FDHB.221FDHC.0158HD.32FFH
[单选题]假设(DS)=1000H,(ES)=0300H,(BP)=0101H,(DI)=0300H,(10300H) =11H,(10301H)=12H,执行指令LEA DX,[BP][DI]后,(DX)=( )。A.1113HB.1311HC.0401HD.0400H
[单选题]MOV AX,[BX][DI],如果(DS)=2100H,(BX)=0158H,(DI)=10A5H,则物理地址=______。A.11FDHB.221FDHC.0158HD.32FFH
[单选题]对于以下程序段: AGAIN:MOV AL,[SI] MVO ES:[DI],AL INC SI INC DI LOOP AGAIN也可以用下列指令( )完成同样的功能。A.REP MVOSBB.REP LODSBC.REP STOSBD.REP ESCASB
[单选题]对于以下程序段:AGAIN: MOV AL,[SI] MVO ES:[DI],AL INC SI INC DI LOOP AGAIN也可以用下列指令( )完成同样的功能。A.REP MVOSBB.REP LODSBC.REP STOSBD.REPE SCASB
[单选题]对于以下程序段: AGAIN:MOV AL,[SI] MVO ES:[DI],AL INC SI INC DI LOOP AGAIN也可以用下列指令( )完成同样的功能。A.REP MVOSBB.REP LODSBC.REP STOSBD.REP ESCASB
[单选题]下列指令中有( )条指令不合法。 ① MOV[SI] [DI] ② ADD AX,5 ③ IN AL,DX ④ PUSH WORD PTR 10 [BX+2]A.1条B.2条C.3条D.4条