You work as a database administrator for Supportcenter.cn. You are using Recovery Manager (RMAN) to perform backups in your databases. Which four backup operations can be performed using RMAN?()
- AA backup of the target database when it is mounted
- BA backup of online redo log files when the database is open
- CA backup of only used data blocks in the file beingbeingbackup up
- DA backup of online, read/write data files when the database is open
- EA backup of only those data blocks that have changed since a previous backup
- FA backup of online, read/write data files when the database is in the NOMOUNT state.