现有程序段如下:
MOV AX,A
TEST AX, 8000H
JZ P1
NOT AX
ADD AX,1
P1:MOV B,AX
如果A=-3,则程序执行后B的值=( )H
A
1
B
2
C
3
D
4
现有程序段如下:
MOV AX,A
TEST AX, 8000H
JZ P1
NOT AX
ADD AX,1
P1:MOV B,AX
如果A=-3,则程序执行后B的值=( )H
A
1
B
2
C
3
D
4
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