单选题You have lost all your RMAN backup set pieces due to a disk failure. Unfortunately， you have an automated cross-check script that also does a delete expired backupset command. You have restored all the backup set pieces from tape. What command would y

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单选题

You have lost all your RMAN backup set pieces due to a disk failure. Unfortunately， you have an automated cross-check script that also does a delete expired backupset command. You have restored all the backup set pieces from tape. What command would you use to get those backup set pieces registered in the recovery catalog and the control file of the database again？（）

recover catalog

load backupset

synch metadata

catalog start with

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单选题Your database is configured in NOARCHIVELOG mode. Due to a media failure， you have lost one of the datafiles belonging to a read-only tablespace. You know that the last backup was performed after the tablespace was made read-only. Which action should you take to restore the missing datafile in the minimum amount of time？（）ARestore all the datafiles from the backup.BRestore only the lost datafile from the backup.CRestore all the datafiles for the lost tablespace from the backup.DRestore all the datafiles for the lost tablespace and all the SYSTEM and SYSAUX datafiles from the backup.

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相关问题 2：

单选题You set the recovery window to seven days and the backup optimization to ON using the CONFIGURE command of Recovery Manager （RMAN）. The most recent backup of the TOOLS tablespace to disk was taken on January 3. The TOOLS tablespace is read/x7fonly. On February 21， when you execute a command to back up all the tablespaces to disk， you find that RMAN backs up the TOOLS tablespace also， even though the contents of the tablespace have not changed after the backup on January 3. Because there are no changes made to the TOOLS tablespace， you decide that the tablespace should not be backed up by RMAN. What can you to do skip backing up the TOOLS tablespace without changing the current backup optimization setting？（）A configure a default device for RMAN backupsB temporarily disable the retention policy for RMAN backupsC configure automatic channel allocation for RMAN backupsD use the CONFIGURE command to reconfigure the recovery window to 60 days

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相关问题 3：

单选题You set the recovery window to seven days and the backup optimization to ON using the CONFIGURE command of Recovery Manager （RMAN）. The most recent backup of the TOOLStablespace to disk was taken on January 3. The TOOLStablespace is read-only.On February 21， when you execute a command to back up all the tablespaces to disk， you find that RMAN backs up the TOOLS tablespace also， even though the contents of the tablespace have not changed after the backup on January 3. Because there are no changes made to the TOOLStablespace， you decide that the tablespace should not be backed up by RMAN. What can you do to skip backing up the TOOLStablespace without changing the current backup optimization setting？（）Aconfigure a default device for RMAN backupsBtemporarily disable the retention policy for RMAN backupsCconfigure automatic channel allocation for RMAN backupsDuse the CONFIGURE command to reconfigure the recovery window to 60 days

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相关问题 4：

单选题Which of the following RMAN structures can data from a datafile span？（）ARMAN backup-set pieces spanning backup setsBRMAN backup-set pieces within a given backup setCRMAN backupsDRMAN channelsENone of the above

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相关问题 5：

多选题Your database is configured in NOARCHIVELOG mode. All the control files have been lost due to a hard disk failure but the data files are not lost. You have the closed whole database backup available to you. Which two statements are true in this scenario？（）AThe instance aborts.BThe database cannot be recovered.CThe database can be recovered by restoring the control files from the backup.DThe database remains opened and you have to shut it down with the ABORT option.EThe database can be restored till the point of the last closed whole database backup.

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相关问题 6：

单选题You have configured your database to use RMAN for backup and recovery. You must back up the datafile contained in the TS1 tablespace. The size of the datafile in the TS1 tablespace is 200 MB. You issue the following command from the RMAN prompt to perform a backup of the tablespace： RMAN> BACKUP TABLESPACE TS1 MAXSETSIZE 100M； Which statement is true about executing this command？（）AThe command generates an error.BThe command backs up the tablespace and creates a backup set of size 200 MBCThe command backs up the tablespace and creates two backup sets of size 100 MB each.DThe command backs up the tablespace and creates a backup set with backup pieces of size 100 MB each.

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相关问题 7：

单选题You run the following commands： RMAN> list expired backup； RMAN> delete expired backup； What will happen to the backup set pieces associated with the backups that appear in the list expired backup command？（）AThey will be renamed.BNothing will happen to them. The backup set pieces do not exist.CThey will be deleted immediately since they are not in the flash recovery area.DYou will need to manually remove the physical files listed in the output of the commands.EThey will become hidden files and removed 10 days later.

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单选题You have lost all your RMAN backup set pieces due to a disk failure. Unfortunately， you have an automated cross-check script that also does a delete expired backupset command. You have restored all the backup set pieces from tape. What command would y

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