试题详情
- 多项选择题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 twostatements are true regarding the backups performed（）
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 incrementalbackup at level 1
- A,B
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