Which two statements are true about the duplexing of the backups taken by RMAN? （）(Choose two.)A、It's only supported for the backups performed on the tapeB、It is not supported for backup operations that produce image copiesC、Duplex backups need a parallelism for the device to be equal to number of copiesD、Duplex backups can be performed to either disk or tape, but cannot be performed on tape and disk simultaneously
Which two statements are true about the duplexing of the backups taken by RMAN? （）(Choose two.)
- A、It's only supported for the backups performed on the tape
- B、It is not supported for backup operations that produce image copies
- C、Duplex backups need a parallelism for the device to be equal to number of copies
- D、Duplex backups can be performed to either disk or tape, but cannot be performed on tape and disk simultaneously
相关考题：
Which two statements are true about encrypting RMAN backup?() A. The transparent encryption of backups uses the encryption walletB. The database uses the same encryption key for every encrypted backupC. The password encryption of backups only uses the password while creating and restoring backupD. If transparent encryption is configured, you cannot use the SET ENCRYPTION BY PASSWORD command to make password-protected backups.
Using the LIST command in Recovery Manager (RMAN), which two pieces of information in the RMANrepository can be listed?() A. stored scripts in the recovery catalogB. backups that can be deleted from diskC. backup sets and image copies are obsoleteD. backups that do not have the AVAILABLE status in the RMAN repository RMAN
Which two statements are true about encrypting RMAN backup?() (Choose two.) A. The transparent encryption of backups uses the encryption walletB. The database uses the same encryption key for every encrypted backupC. The password encryption of backups only uses the password while creating and restoring backupD. If transparent encryption is configured, you cannot use the SET ENCRYPTION BY PASSWORD command to make password-protected backups.
Which of the following statements is NOT true about RMAN？（）A、It improves usability by enabling you to reuse the scripts to perform recovery operations.B、It detects block corruption while restoration and recovery operations.C、It enables you to perform block media recovery.D、It is capable to recover through unrecoverable operations， with only full database backups.
For an incomplete recovery， which four backup types can be used by Recovery Manager （RMAN） to restore data files？ （）A、RMAN image copiesB、RMAN database backupsC、RMAN tablespace backupsD、usermanaged backups placed in the flash recovery areaE、usermanaged backups that have been cataloged with RMANF、usermanaged data file backups for which the full path name is specified
Using the LIST command in Recovery Manager (RMAN), which two pieces of information in the RMANrepository can be listed?（）A、stored scripts in the recovery catalogB、backups that can be deleted from diskC、backup sets and image copies are obsoleteD、backups that do not have the AVAILABLE status in the RMAN repository RMAN
Which two statements regarding compressed backups in Recovery Manager （RMAN） are true？（）A、 Backup compression is disabled by default.B、 Backup compression can be used with both backup sets and image copies.C、 Backup compression cannot be enabled using the CONFIGURE command.D、 Backup compression works only if the COMPATIBILITY parameter is set to 9.0.0.0 or higher.E、 Backup compression applies to only backup sets.F、 Backup compression applies to only image copies.
Using the LIST command in Recovery Manager (RMAN), which two pieces of information in the RMANrepository can be listed?（） (Choose two.)A、stored scripts in the recovery catalog.B、backups that can be deleted from disk.C、backup sets and image copies are obsolete.D、backups that do not have the AVAILABLE status in the RMAN repository.
You perform a backup using the following BACKUP command: RMAN BACKUP AS COMPRESSED BACKUPSET DATABASE,Which statement is true of this command?（）A、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
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
Which two statements are true about the duplexing of the backups taken by RMAN？（） A、 It’s only supported for the backups performed on the tapeB、 It is not supported for backup operations that produce image copiesC、 Duplex backups need a parallelism for the device to be equal to number of copiesD、 Duplex backups can be performed to either disk or tape， but cannot be performed on tape and disk simultaneously
Which two statements are true about encrypting RMAN backup？（）A、 The transparent encryption of backups uses the encryption walletB、 The database uses the same encryption key for every encrypted backupC、 The password encryption of backups only uses the password while creating and restoring backupD、 If transparent encryption is configured， you cannot use the SET ENCRYPTION BY PASSWORD command to make password-protected backups
To enable faster incremental backups, you enabled block change tracking for the database.Which two statements are true about the block change tracking file? （）(Choose two.)A、Multiple change tracking files can be created for a database.B、The change tracking file must be created after the first level 0 backup.C、RMAN does not support backup and recovery of the change tracking file.D、The database clears the change tracking file and starts tracking changes again, after whole database restore and recovery operations.
You perform a backup using the following BACKUP command： RMAN BACKUP AS COMPRESSED BACKUPSET DATABASE； Which statement is true of this command？（） A、 A different procedure is required to restore a database from compressed backupsB、 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 consumedD、 Using this command to create backups improves the performance of the backup process
Which two statements are true about Block Media Recovery （BMR）？（）A、 BMR increases the Mean Time To Recover （MTTR）.B、 BMR can only be implemented using Recovery Manager （RMAN）.C、 The blocks that need to be recovered are accessible during BMR.D、 BMR cannot be performed using cumulative incremental backups.E、 The datafile must be restored if most of the blocks in the datafile are corrupt.
For an incomplete recovery， which four backup types can be used by Recovery Manager （RMAN） to restore data files？（）A、 RMAN image copies.B、 RMAN database backups.C、 RMAN tablespace backups.D、 User-managed backups placed in the flash recovery area.E、 User-managed backups that have been cataloged with RMAN.F、 User-managed data file backups for which the pull path name is specified.
Using the LIST command in Recovery Manager （RMAN）， which two pieces of information from the RMAN repository can be listed？ （）A、backups that can be deletedB、stored scripts in the recovery catalogC、backup sets and image copies that are obsoleteD、only the most recent backup sets or image copiesE、backups that do not have the AVAILABLE status in RMAN repository
You are managing an Oracle Database 11g database. The database is open， and you plan to performRecovery 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.
Which two statements are true about encrypting RMAN backup?（） (Choose two.)A、The transparent encryption of backups uses the encryption walletB、The database uses the same encryption key for every encrypted backupC、The password encryption of backups only uses the password while creating and restoring backupD、If transparent encryption is configured, you cannot use the SET ENCRYPTION BY PASSWORD command to make password-protected backups.
多选题Which two statements are true about encrypting RMAN backup？（）AThe transparent encryption of backups uses the encryption walletBThe database uses the same encryption key for every encrypted backupCThe password encryption of backups only uses the password while creating and restoring backupDIf transparent encryption is configured， you cannot use the SET ENCRYPTION BY PASSWORD command to make password-protected backups
多选题You are managing an Oracle Database 11g database. The database is open， and you plan to performRecovery 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.
单选题Which of the following statements is NOT true about RMAN？（）AIt improves usability by enabling you to reuse the scripts to perform recovery operations.BIt detects block corruption while restoration and recovery operations.CIt enables you to perform block media recovery.DIt is capable to recover through unrecoverable operations， with only full database backups.
多选题Which two statements about Recovery Manager （RMAN） backups are true？ （）AOnline redo log files can be backed up.BArchived redo log files are backed up.COnly used data blocks can be backed up as backup sets.DOnly consistent database backups can be performed.ERMAN backup can be taken only if the database is configured in ARCHIVELOG mode.
多选题Which two statements regarding compressed backups in Recovery Manager （RMAN） are true？（）ABackup compression is disabled by default.BBackup compression can be used with both backup sets and image copies.CBackup compression cannot be enabled using the CONFIGURE command.DBackup compression works only if the COMPATIBILITY parameter is set to 9.0.0.0 or higher.EBackup compression applies to only backup sets.FBackup compression applies to only image copies.
多选题To enable faster incremental backups, you enabled block change tracking for the database.Which two statements are true about the block change tracking file? （）(Choose two.)AMultiple change tracking files can be created for a database.BThe change tracking file must be created after the first level 0 backup.CRMAN does not support backup and recovery of the change tracking file.DThe database clears the change tracking file and starts tracking changes again, after whole database restore and recovery operations.
多选题Which two statements are true about the duplexing of the backups taken by RMAN？（）AIt’s only supported for the backups performed on the tapeBIt is not supported for backup operations that produce image copiesCDuplex backups need a parallelism for the device to be equal to number of copiesDDuplex backups can be performed to either disk or tape， but cannot be performed on tape and disk simultaneously
多选题Which two statements are true about the duplexing of the backups taken by RMAN? （）(Choose two.)AIt's only supported for the backups performed on the tapeBIt is not supported for backup operations that produce image copiesCDuplex backups need a parallelism for the device to be equal to number of copiesDDuplex backups can be performed to either disk or tape, but cannot be performed on tape and disk simultaneously