单选题The backup retention policy is configured as RECOVERY WINDOW 2. You executed the following command in Recovery Manager （RMAN） against your database： RMAN REPORT OBSOLETE； What would you see in the output？（）A a list of all those files that have been deleted in the last two daysB a list of all those files that have been recovered within the last two daysC a list of all the expired backups and copiesD a list of backups and copies that are outside the range covered by the current retention policy
单选题
The backup retention policy is configured as RECOVERY WINDOW 2. You executed the following command in Recovery Manager （RMAN） against your database： RMAN> REPORT OBSOLETE； What would you see in the output？（）
A
a list of all those files that have been deleted in the last two days
B
a list of all those files that have been recovered within the last two days
C
a list of all the expired backups and copies
D
a list of backups and copies that are outside the range covered by the current retention policy
参考解析
解析：
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单选题Why would you execute the report obsolete command？（）A To list all backups that were no longer available for restore operationsB To list all backups that had aged beyond the RMAN retention criteriaC To list all backup set pieces listed in control-file or recovery-catalog metadata that are not on the backup mediaD To list all datafiles that are no longer part of the database and thus do not need to be backed upE To list all archived redo logs that are no longer needed for any database recovery
单选题You administer an Oracle Database 10g and a third-party database. You use Recovery Manager （RMAN） to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command？（）A target databaseB auxiliary databaseC third-party databaseD recovery catalog database
单选题You executed the following command in the Recovery Manager (RMAN): RMAN REPORT NEED BACKUP days 3; What is the output of this command?（）AA list of files that require a backup within 3 daysBA list of files requiring more than 3 days of archivelogs to applyCA list of files that RMAN recommends be backed up only once in every three days, based on low volatilityDA list of files for which a backup as already been performed in the last three days and which is required to be backed up again based on the high number of transactions performed on them