单选题You want to use the automatic management of backup and recovery operations features for your database.Which configuration must you set?（）A Enable the flash recovery area and specify it as the archived redo log destination.B Disable the flash recovery a

第1题：

You are using the flash recovery area (fast recovery area in 11g Release 2) to store backup related files in your database. After regular monitoring of space usage in the Mash recovery area. You realize that the flash recovery area is jetting filled up very fast and it is running out of space. Your database flash recovery area is low on space and you have no more room on disk. Proactively, which two options could you use to make more space available in the flash recovery？（）

• A、Change the RMAN archived log deletion policy
• B、Use the RMAN CROSSCHECK command to reclaim the archived log space
• C、Change the RMAN retention policy to retain backups for a shorter period of time
• D、Use OS command to move files from the flash recovery area to some other location

第2题：

You are trying to recover your database. During the recovery process， you receive the following error：   ORA-00279： change 5033391 generated at 08/17/2008 06：37：40 needed for thread 1ORA-00289： suggestion ：  /oracle01/flash_recovery_area/ORCL/archivelog/2008_08_17 /o1_mf_1_11_%u_.arc  ORA-00280： change 5033391 for thread 1 is in sequence #11 ORA-00278： log  file ，，/oracle01/flash_recovery_area/ORCL/archivelog/2008_08_17  /o1_mf_1_10_4bj6wnqm_.arc no longer needed for this recovery Specify log： {=suggested | filename | AUTO | CANCEL} ORA-00308： cannot open archived log  ，，/oracle01/flash_recovery_area/ORCL/archivelog/2008_08_17 /o1_mf_1_11_%u_.arc  ORA-27037： unable to obtain file status Linux Error： 2： No such file or directory Additional information： 3   How do you respond to this error？（）

• A、 Restore the archived redo log that is missing and attempt recovery again.
• B、 Recovery is complete and you can open the database.
• C、 Recovery needs redo that is not available in any archived redo log. Attempt to apply an online redo log if available.
• D、 Recover the entire database and apply all archived redo logs again.
• E、 Recovery is not possible because an archived redo log has been lost.

第3题：

You have configured the flash recovery area to store online redo log files， control files， archived redo logs and RMAN backups. Which of the following files can you successfully delete from the flash recovery area if you want to reclaim the space within it？（）

• A、 multiplexed control files
• B、 RMAN obsolete backups
• C、 multiplexed online redo log files
• D、 archived redo logs that have not been copied to tape

第4题：

Which three types of files can be automatically placed in the flash recovery area fast recovery area in 11g Release 2？（）

• A、 Alert log file
• B、 Archived redo log files
• C、 Control file autobackups
• D、 Server Parameter file （SPFILE）
• E、 Recovery Manager （RMAN） backup piece

第5题：

The database is running in ARCHIVELOG mode and the FORMAT option is not configured in RMAN for disk backups. You configured the flash recovery area location and size by using the DB_RECOVERY_FILE_DEST and DB_RECOVERY_FILE_DEST_SIZE initialization parameters. Which statement is correct in this scenario？（）

• A、 If the FORMAT option to the RMAN BACKUP command is specified， then RMAN creates backup pieces and image copies in the flash recovery area with names in the Oracle Managed Files （OMF） format.
• B、 If any local destinations for LOG_ARCHIVE_DEST_n are set， then archived redo logs are stored in these destinations as well as in the flash recovery area.
• C、 If the flash recovery area location is configured using the DB_RECOVERY_FILE_DEST initialization parameter， then the RMAN backup of Oracle managed datafiles （OMF） only will go to the flash recovery area by default.
• D、 If no other destination is configured for recovery files， then RMAN places the control file autobackups in the flash recovery area by default.

第6题：

You are working as a DBA on Oracle Database 9i. You plan to upgrade your 9i database to Oracle 10g. To be familiar with the new database technology， you decide to install Oracle Database 10g on your workstation at home. You create a general purpose database.   After the installation， you make the following changes in your initialization parameter file：LOG_ARCHIVE_DEST_1=’LOCATION=USE_DB_RECOVERY_FILE_DEST’   DB_RECOVERY_FILE_DEST =    ’LOCATION=d：/product/10.1.0/flash_recovery_area’  DB_RECOVERY_FILE_DEST_SIZE=10g   Where are the archived redo logs stored for your database？（）

• A、 The archived redo logs are stored in an operating system-dependent location.
• B、 The archived redo logs are stored in the location specified by LOG_ARCHIVE_DEST_1.
• C、 The archived redo logs are stored in the location specified by DB_RECOVERY_FILE_DEST.
• D、 The archived redo logs are stored in the locations specified by both LOG_ARCHIVE_DEST_1 and  DB_RECOVERY_FILE_DEST.

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第13题：

You want to use the automatic management of backup and recovery operations features for your database. Which configuration must you set？（）

• A、 Enable the flash recovery area and specify it as the archived redo log destination.
• B、 Disable the flash recovery area and start the database instance in ARCHIVELOG mode.
• C、 Enable the flash recovery area but do not specify it as the archived redo log destination. 
• D、 Disable the flash recovery area and start the database instance in NOARCHIVELOG mode.

第14题：

You want to set the following initialization parameters for your database instance: LOG_ARCHIVE_DEST_1 = 'LOCATION=/disk1/arch' LOG_ARCHIVE_DEST_2 = 'LOCATION=/disk2/arch' LOG_ARCHIVE_DEST_3 = 'LOACTION=/disk3/arch' LOG_ARCHIVE_DEST_4 = 'LOCATION=/disk4/arch MANDATORY' Identify the statement that correctly describes this setting.（）

• A、The MANDATORY location must be a flash recovery area.
• B、The optional destinations may not use the flash recovery area.
• C、This setting is not allowed because the first destination is not set as MANDATORY.
• D、The online redo log file is not allowed to be overwritten if the archived log cannot be created in the fourth destination.

第15题：

You want to set the following Initialization parameters for your database Instance   LOG_ARCHIVE_DEBT_1 = ，，LOCATION=/disk1/arch LOG_ARCHIVE_DBST_2 = ，，LOCATION=/disk2/arch LOC_ARCHIVB DBST_3 = ，，LOCATION=/disk3/arch LOG_ARCHIVE DBST_ = ，，LOCATION=/disk3/arch   Identify the statement that correctly describes this setting.（）  

• A、 The MANDATORY location must be a flash recovery area.
• B、 The optional destinations may not use the flash recovery area.
• C、 This setting is not allowed because the first destination is not set as MANDATORY.
• D、 The online redo log file is not allowed to be overwritten if the archived log cannot be created in the fourth destination.

第16题：

You configured the Flash Recovery Area （FRA） for your database. The database instance is runningin ARCHIVELOG mode. The default location for the archived redo log files is the Flash Recovery Area.  Which two files are removed automaticallyif the space is required in the FRA as per the retention policy（）

• A、flashback log files
• B、backups that have become obsolete
• C、copies of the data files and control files
• D、archived redo log files that have multiple copies in a different archive location and not backed up

第17题：

ou are using the flash recovery area （fast recovery area in 11g Release 2） to store backup related files in your database. After regular monitoring of space usage in the Mash recovery area. You realize that the flash recovery area is （jetting filled up very fast and it is running out of space.  Your database flash recovery area is low on specie and you have no more room on disk. Proactively， which two options could you use to make more space available in the flash recovery（）

• A、 Change the RMAN archived log deletion policy.
• B、 Use the RMAN CROSSCHECK command to reclaim the archived log space.
• C、 Change the RMAN retention policy to retain backups for a shorter period of time.
• D、 Use OS command to move files from the flash recovery area to some other location.

第18题：

While performing the backup of the flash recovery area, you notice that one of the archived redo log files is missing. You have multiple destinations for archived redo log files. What implications does it have on the backup of the flash recovery area?（）

• A、The backup fails because one of the archived redo log files is missing. 
• B、The backup succeeds but it would be without the missing archived log. 
• C、During backup, you are prompted for the alternative destination for the missing archived redo log file. 
• D、The backup succeeds because it fails over to one of the alternative archived redo log destinations. 

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