题目内容

It takes ages()

A. for doing the shopping
B. to do the shopping
C. does the shopping

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自非亭午夜分,略无阙处

传统经济不具有的特点是()。

A. 尚未形成大规模工业生产
B. 社会流动性小
C. 以经济自由为原则
D. 政治权力的重心一般操在地方上拥有

下面哪项不是控制面板的视图()。

A. 分类视图
B. 主题视图
C. 经典视图

The data file belonging to the SYSTEM tablespace is corrupted and no backup of the file is available. How do you recover the data file?()

A. The data file cannot be recovered.
B. The date file can be restored from the SYSTEM auto backup.
C. Take thetablespaceoffline,drop,kand re-create it.
D. Recovery Manager (RMAN) is used to recover the data file.
E. The ALTER DATABSE CREATE DATAFIL.commandis used to recover the data file.

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