题目内容

指令 SHL AL ,1 的含义是。

AL左移1位
B. AL右移1位
C. AL左移2位
D. AL 右移 2 位

查看答案
更多问题

移位指令使用计数

A. CX
B. CH
CL
D. BH

设AL=7FH,要使AL=80H,应使用下列哪一条指令。

AND AL,80H
B. OR AL,80H
C. XOR AL,80H
D. NOT AL

指令NOT AX,BX是合法的。

A. 对
B. 错

What does the passage tell us about the significance of the Olympic Games?

A. They are the world’s most important athletic events and mark the friendship among people of the world.
B. They not only provide exciting sporting events but alsomake great contributions to world peace.
C. They allow people of the world to enjoy most important athletic events and bring great economic benefit to the host sponsor country.

答案查题题库