题目内容 (请给出正确答案)
[主观题]

You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN).Which two are the prerequisites to perform this operation?()

A. You must configure block change tracking file

B. You must have first level 1 backups for RMAN to restore blocks

C. You must ensure that the SALES database is mounted or open

D. You must have full or level 0 backups for RMAN to restore blocks

E. You must take the tools01.dbf data file offline before you start a block media recovery

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第2题

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第3题

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第4题

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第5题

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第6题

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第11题

You are the network administrator for The sales department stores data on a server that ru
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