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简答题 下列程序中每条指令执行后,AX中十六进制内容是什么? (1)MOV  AX, 0  (2)DEC  AX,   (3)ADD  AX, 07FFFH  (4)ADD  AV  (5)NUR  AX  (6)SUB  AX,0FFFFH  (7)ADD  AX,8000H  (8)OR   AX,0BFDFH  (9)AND  AX,0EBEDH  (10)XCHG AH,AL  (11)SAL  AX,1  (12)RCL  AX,1
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