可学答题网 > 问答 > 02277微型计算机原理应用题库
目录: 标题| 题干| 答案| 搜索| 相关
问题

设BX=2000H,[0003H]=16H,[2000H]=25H,[200


设BX=2000H,[0003H]=16H,[2000H]=25H,[2003H]=74H,执行下面的指令后,AL中的数据是()。MOVBX,2000HMOVAL,[BX+03H]

  • A74H
  • B25H
  • C16H
  • D2003H
参考答案
参考解析:
分类:02277微型计算机原理应用题库
相关推荐

1、若DS=1000H,BX=2000H,(12000H)=56H,(12001

若DS=1000H,BX=2000H,(12000H)=56H,(12001H)=78H,AX=1000H,执行“ADDAX,[BX]”指令后,AX=()。A8856HB6678HC8800HD6600H

2、现有(DS)=2000H,(BX)=0100H,(SI)=0002H,(2

现有(DS)=2000H,(BX)=0100H,(SI)=0002H,(20100H)=12H,(20101H)=34H,(20102H)=56H,(20103H)=78H,(21200H)=2AH,(21201H)=4CH,(21202H)=B7H,(21203...

3、设初值BX=6D16H,AX=1100H,则执行下列程序段后,BX=()

设初值BX=6D16H,AX=1100H,则执行下列程序段后,BX=()MOV CL, 06HROL AX, CLSHR BX, CLA01B4HB4004HC41B1HD04B1H

4、现有(DS)=2000H,(BX)=0100H,(SI)=0002H,(20

现有(DS)=2000H,(BX)=0100H,(SI)=0002H,(20100H)=12H,(20101H)=34H,(20102H)=56H,(20103H)=78H,(21200H)=2AH,(21201H)=4CH,(21202H)=B7H,(21203...

5、若R1=2000H,(2000H)=0x86,(2008H)=0x39,则执

若R1=2000H,(2000H)=0x86,(2008H)=0x39,则执行指令LDRR0,[R1,#8]!后R0的值为()。A0x2000B0x86C0x2008D0x39

6、现有(DS)=2000H,(BX)=0100H,(SI)=0002H,(20

现有(DS)=2000H,(BX)=0100H,(SI)=0002H,(20100H)=12H,(20101H)=34H,(20102H)=56H,(20103H)=78H,(21200H)=2AH,(21201H)=4CH,(21202H)=B7H,(21203...