多选题Identify the persistent configuration setting for the target database that can be set for the backup by using RMAN.（）ABackup retention policyBDefault backup device typeCDefault destinations for backupsDMultiple backup device types for single backupEDef

第1题：

第2题：

Identify the persistent configuration setting for the target database that can be set for the backup by using RMAN.（）

• A、Backup retention policy
• B、Default backup device type
• C、Default destinations for backups
• D、Multiple backup device types for single backup
• E、Default section size for backups

第3题：

第4题：

You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation?（）

• A、Backup compression should be enabled
• B、Parallelism for the channel should be set to 2
• C、All the files must be backed up as backup sets
• D、The backup may be stored either on disk or on media with media manager

第5题：

You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database. Which two statements are true about this backup operation? （）(Choose two.)

• A、Backup compression should be enabled
• B、Parallelism for the channel should be set to 2
• C、All the files must be backed up as backup sets
• D、The backup may be stored either on disk or on media with media manager

第6题：

Which command is used to configure RMAN to perform a compressed backup for every backup executed？（）

• A、 BACKUP AS COMPRESSED BACKUPSET DATABASE
• B、 BACKUP AS COMPRESSED COPY OF DATABASE
• C、 CONFIGURE DEVICE TYPE DISK BACKUP TYPE TO COMPRESSED BACKUPSET
• D、 CONFIGURE DEVICE TYPE DISK BACKUP TYPE COMPRESS 
• E、 BACKUP DATABASE COMPRESS

第7题：

You are maintaining the SALES database of a company. You have never backed up the USERS tablespace that is currently offline. On Sunday， you issued the following commands：   CONFIGURE DEFAULT DEVICE TYPE TO sbt；   CONFIGURE BACKUP OPTIMIZATION ON；   CONFIGURE RETENTION POLICY TO REDUNDANCY 3；   From Monday to Saturday， you performed the following actions：   Day                         Action  Monday                BACKUP DATABASE  Tuesday                BACKUP DATABASE  Wednesday              BACKUP DATABASE  Thursday               BACKUP DATABASE  Friday                 BACKUP DATABASE  Saturday               BACKUP DATABASE  How many times will the backup of the USERS tablespace be performed？（）

• A、 The backup will not be performed at all.
• B、 three times
• C、 four times
• D、 six times

第8题：

第9题：

What is an obsolete backup set？（）  

• A、 A backup set that is missing one or more backup set pieces
• B、 A backup that has exceeded the retention criteria and is no longer needed
• C、 A backup set that does not include archived redo logs
• D、 A backup set that can not be recovered due to corruption
• E、 A backup set superceded by a datafile copy

第10题：

Where can you obtain information about full database backup set created using RMAN， if the control file was used as the repository？（）

• A、V$BACKUPSET
• B、RC_DATABASE
• C、V$BACKUP_SET
• D、RC_BACKUP_SET