更多"已知:DS=2000H,BX=0300H,SI=0002H,(2030"的相关试题:
[简答题] 已知:DS=2000H,BX=0300H,SI=0002H,(20300H)=12H,(20301)=34H,(20302H)=56H,(20303H)=78H,(21400H)=2AH,(21401H)=4CH,(21402H)=B7H,(21403H)=65H 试说明下列指令执行完后AX寄存器的内容:MOV AX,BX
[简答题]已知DS)=2000H,BX)=0300H,SI)=0002H,(20300H)=12H,(20301H)=34H,(20302H)=56H,(20303H)=78H,(21400H)=2AH,(21401H)=4CH,(21402H)=0B7H,(21403H)=65H说明操作数内容。
[简答题]若DS=6000H,SS=5000H,ES=4000H,SI=0100H,BX=0300H,BP=0400H,D=1200H,数据段中变量名NUM的偏移地址为0050H,试指出下列源操作数的寻址方式和物理地址是多少:MOV AX,[64H]
[简答题] 现有(DS)=2000H ,(BX)=0100H,(SI)=0002H,(20100H)=12H,(20101H)=34H,(20102H)=56H,(20103H)=78H,(21200H)=2AH,(21201H)=4CH,(21202H)=0B7H,(21203H)=65H,说明下列指令执行后AX寄存器的内容。 (1)MOV AX,1200H (2)MOV AX,BX (3)MOV AX,[1200H] (4)MOV AX,[BX] (5)MOV AX,1100H[BX] (6)MOV AX,[BX][SI] (7)MOV AX,1100H[BX][SI]
[单项选择]若(BX)=1000H,(DS)=2000H,(21000H)=12H,(21001H)=34H,执行LEASI,[BX],指令后,SI寄存器的内容是【 】。
A. 1234H
B. 3412H
C. 1000H
D. 0010H
[单项选择]若(BX)=1000H,(DS)=2000H,(21000H)=12H,(21001H)二34H,执行LEA SI,[BX]指令后,SI寄存器的内容是
A. 1234H
B. 3412H
C. 1000H
D. 0010H