多选题You are managing an Oracle Database 11g database. The database is open， and you plan to perform Recovery Manager （RMAN） backups. Which three statements are true about these backups（）AThe backups would be consistent.BThe backups would be inconsistent.CThe backups would be possible only if the database is running in ARCHIVELOG mode.DThe backups would be possible only if the database is running in NOARCHIVELOG mode.EThe backups need to be restored and the database has to be recovered in case of a media failure
多选题
You are managing an Oracle Database 11g database. The database is open， and you plan to perform Recovery Manager （RMAN） backups. Which three statements are true about these backups（）
A
The backups would be consistent.
B
The backups would be inconsistent.
C
The backups would be possible only if the database is running in ARCHIVELOG mode.
D
The backups would be possible only if the database is running in NOARCHIVELOG mode.
E
The backups need to be restored and the database has to be recovered in case of a media failure
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