设(DS)=1234H,(SI)=124,(12464H)=30ABH,(12484H)=464H。试写出下列程序段执行后有关寄存器的结果。LEA.SI,[SI]MOV.AX,[SI]MOV.[SI+22H],1200HLDS.SI,[SI+20H]ADD.AX,[SI](DS)=();(SI)=();(AX)=()。
设初值AX=6264H,CX=0004H,在执行下列程序段后AX=()
AND AX, AX
JZ DONE
SHL CX, 1
ROR AX, CL
DONE: OR AX, 1234H
阅读下列程序,指出运行结果
MOV SI,2500H
MOV AX,1000H
MOV DS,AX
MOV CL,05H
NEXT:MOV[ SI] ,AL
INC AL
INC SI
DEC CL
JNZ NEX
TINT 3
程序运行后结果为:DS=()H SI=()HAX=()H CL=()H
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