Oracle 11G OCP 1Z0-052 82

（82）You are managing an Oracle Database 11g database with the following backup strategy:

1)   On Sunday, an incremental level 0 tape backup is performed.

2)   Monday through Saturday, a cumulative incremental level 1 tape backup is performed.

Which two statements are true regarding the backups performed? (Choose two.)

A.The backup performed in step 1 backs up all blocks that have ever been in use in the database.

B.The backup performed in step 2 copies all the blocks changed since the most recent level 0 backup.

C.The backup performed in step 1 backs up all the blocks changed since the most recent level 1 backup.

D.The backup performed in step 2 backs up all blocks that have changed since the most recent incremental backup at level 1.

答案：（A、B）

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