You perform a backup using the following BACKUP command: RMAN> BACKUP AS COMPRESSED BACKUPSET DATABASE,Which statement is true of this command?（）
A. different procedure is required to restore a database from compressed backups
B. The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed backup sets and image copies.
C. Using this command to create backups minimizes the bandwidth consumed.
D. Using this command to create backups improves the performance of the backup process
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In which scenario will you perform an incomplete recovery？（）
A. when a table is dropped and stored in the Recycle Bin B. when all the control files are deleted C. when a member of a multiplexed redo log group is dropped D. when you are required to recover a table to its previous state
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In which scenario will you perform a cancel-based recovery？（）
A. when a tablespace is dropped and you have only RMAN-based backup of the database B. when a table is dropped and stored in the Recycle Bin C. when you are required to recover an existing table to its previous state D. when a tablespace is dropped and you have only a user-managed full backup of the database
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In which scenario will you perform a user-managed incomplete recovery？（）
A. when a table is dropped and stored in the Recycle Bin B.when a table is dropped and purged from the Recycle Bin C. when you are required to recover an existing table to its previous state D. when you are required to view all the versions of a row of an existing table between a specific time period
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In which situation are you NOT required to perform an incomplete recovery？（）
A. when all the control files are lost B. when all the members of a redo log group are lost C. when a table is dropped and purged from the Recycle Bin D. when a temporary file of the default temporary tablespace is lost
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In which situation are you NOT required to perform an incomplete recovery？（）
A. when all the control files are lost B. when all the members of a redo log group are lost C. when a table is dropped and purged from the Recycle Bin D. when a temporary file of the default temporary tablespace is lost
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In which two cases would you perform only consistent backup？（）
A.You are working on a database where downtime is not tolerated. B.You are working on a database where downtime can be tolerated. C.You are working on a database that operates in ARCHIVELOG mode. D.You are working on a database that operates in NOARCHIVELOG mode. E.You are working on a database where all the tablespaces are locally managed. F.You are working on a database where control files and redo log files are multiplexed. G.You are working on a database where control files and redo log files are not multiplexed.
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You want to perform a backup of your database to tape. Which backup format can you use？（）
A.backup set only B.image copy only C.only user-managed backup D.both image copy and backup set E.only incremental image copy backup
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You are tuning RMAN to optimize performance. You want tape I/O to be asynchronous when you perform tape backups. Which action should you take？（）
A. Set the BACKUP_TAPE_IO_SLAVES parameter to FALSE B. Set the BACKUP_TAPE_IO_SLAVES parameter to TRUE C. Use compression when performing tape backups D. Configure multiple SBT channels
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You are tuning RMAN to optimize performance. You want tape I/O to be asynchronous when you perform tape backups. Which action should you take？（）
A. Set the BACKUP_TAPE_IO_SLAVES parameter to FALSE B. Set the BACKUP_TAPE_IO_SLAVES parameter to TRUE C. Use compression when performing tape backups D. Configure multiple SBT channels
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You want to create a WebLogic domain in a production environment. Which three actions should you perform?（）
A.Use a multinode WebLogic domain. B.Use a single-node WebLogic domain. C.Use clusters. D.Refrain from using clusters. E.Install WeLogic in production mode with CA signed certificates.
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