A.2345H B.12345H C.12340H D. 1234H
A、AL =100H BL =02H B、AL = 64H BL =0FEH C、AL =64H BL =82H D、AL =100H BL =0FEH
A. 没有转移范围的限制 B. -32768到32767个字节 C. -128到127个字节 D. 0到255个字节
A. 0F,PF,CF B. OF,AF,CF C. AF,PF,CF D. OF,AF,PF
A. NOT AL B. AND AL,OFH C. XOR AL, OFH D. OR AL,OFH
A.指令XOR AX,AX执行后,AX内容不变,但设置了标志位 B. 指令OR DX, 1000H执行后,将DX最高位置1,其余各位置0 C.指令AND AX, 0FH执行后,分离出AL低四位 D.NOTAX,执行后,将AX清0
A. MOV [DI], [SI] B. MOV [DX+D1], AL C. MOV WORD PTR [BX], 0100H D. MOV AL,BX
A、CF,0F B、SF,ZF C、CF,OF,SF D、AF,CF,0F,PF,SF,ZF都不确定
A. (AL) =8DH,OF=1 B. (AL) =0DH,OF=0 C. (AL) =8DH,OF=0 D. (AL) =0D1H, OF=1
A. 80H B. 84H C. 7CH D. 7EH