單項(xiàng)選擇題
A.DB 41H,42H,43H,44H,45H,46H,47H,48H B.DW 4142H,4344H,4546H,4748H C.DB ‘ABCDEFGH’ D.DW ‘BA’,‘DC’,‘FE’,‘HG’
A.CLI B.STI C.CLD D.STD
A.MASM B.DEBUG C.EDIT D.LINK
A..OBJ B..EXE C..ASM D..LST
A..EXE B..ASM C..OBJ D..LST
A.MOV [BX],[DI] B.MOV BX,AX C.AND BX,8000H D.INC BX
A.名字項(xiàng) B.操作項(xiàng) C.操作數(shù)項(xiàng) D.注釋項(xiàng)
A.-128~+127 B.0~65535 C.-127~+128 D.0~255
A.001BH B.0119H C.0019H D.011BH
A.IP←(EA)CS←(EA+2) B.IP←BX) CS←(DI) C.IP<=(BX)DS←(DI) D.IP←(BX)+(DI)
A.mov ax,data B.mov ds,data C.mov ax,data mov ds,ax D.mov ax,ds mov cs,ds