Oracle Database 12c Advance Adminstration1z0-063 Test 3

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You issue the RMAN commands:

RMAN> CONFIGURE DEFAULT DEVICE TYPE TO disk; 
 RMAN> CONFIGURE DEVICE TYPE DISK BACKUP TYPE TO COPY; 
 RMAN> CONFIGURE CONTROLFILE AUTOBACKUP ON; 
 RMAN> BACKUP DATABASE PLUS ARCHIVELOG DELETE INPUT;

Which three tasks are performed by the BACKUP DATABASE command? (Choose three.)

switching the online redo log
backing up all data files as image copies and archive logs, and deleting those archive logs
backing up only the used blocks in the data files
backing up all used and unused blocks in the data files
backing up all archived logs and marking them as obsolete

Validate

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