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问题 单项选择题

为了考虑安全性，每个部门的领导只能存取本部门员工的档案，为此DBA应创建相应的______。

A．视图(View)
B．索引(Index)
C．游标(Cursor)
D．表(Table)

答案

参考答案：A

填空题

用括号内单词的适当形式填空。

1. Joe ________(meet) his favorite basketball player two days ago.

2. These years, more and more ________(visit) come to Chongqing to have fun.

3. Both of us ________(be) going to study harder this year.

4. ________(luck), he found his lost dog.

5. His backpack is newer than ________(Tom).

6. It’s not good for your health to go to school without ________(eat) breakfast.

7. Zhang Yimou made a new movie ________(call) “The Flowers Of War”.

8. Could you please ________(sweep) the floor?

9. He can play the piano with his feet. He is an ________(usual) pianist.

10. There are over nine ________(hundred) students in our grade.
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单项选择题

为了保护解吸剂循环泵，停止解吸剂经过旋转阀（切换阀）旁路的循环前应（）。

A、打开解吸剂泵自循环管线上的阀门

B、打开解吸剂冷却循环流程

C、打开解吸剂退料流程

D、解吸剂退料及冷却流程同时开通
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