多选题Which three activities are supported by the Data Recovery Advisor?（）AAdvising on block checksum failuresBAdvising on inaccessible control filesCAdvising on inaccessible block change tracking filesDAdvising on empty password filesEAdvising on invalid bl

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多选题

Which three activities are supported by the Data Recovery Advisor?（）

Advising on block checksum failures

Advising on inaccessible control files

Advising on inaccessible block change tracking files

Advising on empty password files

Advising on invalid block header field values

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第1题

多选题You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN). Which two are the prerequisites to perform this operation? （）(Choose two)AYou must configure block change tracking fileBYou must have first level 1 backups for RMAN to restore blocksCYou must ensure that the SALES database is mounted or openDYou must have full or level 0 backups for RMAN to restore blocksEYou must take the tools01.dbf data file offline before you start a block media recovery

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第2题

单选题Which RMAN backup command is used to create the block-change tracking file？（）Aalter database create block change tracking fileBalter database enable block change fileCalter database enable block change tracking using file ，/ora01/opt/ block_change_tracking.filDalter system enable block change tracking using file ’/ora01/opt/block_ change_tracking.fil’Ealter system block change tracking on

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第3题

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.

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第4题

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？（）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.

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第5题

单选题You have not configured Oracle Managed Files （OMF） in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature. Which statement should you use to enable the block change tracking feature？（）AALTER DATABASE ENABLE BLOCK CHANGE TRACKINGBALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE CALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE DALTER SYSTEM ENABLE BLOCK CHANGE TRACKING

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第6题

单选题You received the following error： ORA-01578： ORACLE data block corrupted （file # %s， block # %s） Which file will you check to view additional information regarding the cause of this error？（）A the alert log file and the trace filesBthe redo log filesCthe control fileDthe change tracking file

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第7题

多选题You are performing a block media recovery on the tools01.dbf data file in the SALES database by using RMAN. Which two statements are correct in this scenario？（）AYou must ensure that the SALES database is mounted or open.BYou must restore a backup control file to perform a block media recovery.CYou must take the tools01.dbf data file offline before you start a block media recovery.DYou must put the database in NOARCHIVELOG mode to perform a block media recovery.EYou can perform only a complete media recovery of individual blocks； point-in-time recovery of individual data blocks is not supported.

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多选题Which three activities are supported by the Data Recovery Advisor?（）AAdvising on block checksum failuresBAdvising on inaccessible control filesCAdvising on inaccessible block change tracking filesDAdvising on empty password filesEAdvising on invalid bl

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