下面哪一条指令是合法的( )。
A: MOV AL, DX
B: MOV DS, 0200H
C: MOV IP, 0FFH
D: PUSH AX
A: MOV AL, DX
B: MOV DS, 0200H
C: MOV IP, 0FFH
D: PUSH AX
举一反三
- 指出下列指令哪些是错误的,错在哪里 (1) MOV DL,AX (2) MOV 8650H,AX (3) MOV DS,0200H (4) MOV [BX],[1200H] (5) MOV IP,0FFH (6) MOV [BX+SI+3],IP (7) MOV AX,[BX][BP] (8) MOV AL,ES:[BP] (9) MOV DL,[SI][DI] (10) MOV AX,OFFSET 0A20H (11) MOV AL,OFFSET TABLE (12)XCHG AL,50H (13) IN BL,05H (14) OUT AL,0FFEH
- 指出下列指令哪些是错误的,错在哪里 (1) MOV DL,AX (2) MOV 8650H,AX (3) MOV DS,0200H (4) MOV [BX],[1200H] (5) MOV IP,0FFH (6) MOV [BX+SI+3],IP (7) MOV AX,[BX][BP] (8) MOV AL,ES:[BP] (9) MOV DL,[SI][DI] (10) MOV AX,OFFSET 0A20H (11) MOV AL,OFFSET TABLE (12)XCHG AL,50H (13) IN BL,05H (14) OUT AL,0FFEH
- 下面那一条指令是正确的。 A: MOV DS, 1200 B: MOV AL, BX C: SUB AL,33H D: PUSH AL
- 下列程序执行完后,DH=_________,AL=________。 MOV AX,9000H MOV SS,AX MOV SP,0E200H MOV DX,SP PUSH DX PUSH AX … POP DX POP AX
- 下列四条指令,哪一条指令是正确的() A: MOV<br/>AX,BL B: MOV<br/>1,AL C: MOV<br/>DX,1000H D: MOV<br/>[SI],[DI]