Which two kinds of failures make the Data Recovery Advisor （DRA） generate a manual checklist（）

多项选择题You are managing an Oracle Database 11g database running in ARCHIVELOG mode. The FlashRecovery Area is specified as the destination for the archived redo log files. You notice this warning in thealert log file：  ORA-19815： WARNING： db_recovery_file_dest_size of 3221225472 bytes is 100.00% used， and has 0remaining bytes available.  What would you do to reclaim the used space in the Flash Recovery Area（）

A.Back up the Flash Recovery Area.
B.Decrease the retention time for the database backup and flashback log files.
C.Manually delete all the archived log files from the Flash Recovery Area by using operating system （OS）commands.
D.Manually delete all the expired backup sets from the Flash Recovery Area by using operating system（OS） commands.

单项选择题View the Exhibit to examine the output for the CROSSCHECK BACKUP command.  Which statement is true about the output of the command（）

A.The backup piece is expired as the new backup is available.
B.The backup piece is expired because the operating-system file was not found.
C.The backup piece is expired because the retention period for the backup has expired.
D.The backup piece is expired because the backup set to which it belongs is not complete.

单项选择题You want to configure and schedule offline database backups to run automatically.  Which tool or utilitywould you use to achieve this（）

A.the XML script
B.the PL/SQL script
C.the DBMS_SCHEDULER package
D.Enterprise Manager to schedule the backup

多项选择题WhichtwofilesinthedatabasecanbeconfiguredforautomaticbackupsbyusingtheautobackupfeatureinRecoveryManager（RMAN）（）

A.data files
B.control files
C.parameter file
D.online redo log files
E.server parameter file

单项选择题You are using Enterprise Manager to schedule backups for your database.  Which type of script wouldbe generated by the backup scheduler（）

A.XML script
B.PL/SQL script
C.Operating system script
D.Recovery Manager （RMAN） script