单选题Which of the following is not an advantage of block media recovery （BMR）？（）A Reduced MTTR.B Datafiles remain offline while corrupt blocks are repaired.C Datafiles remain online while corrupt blocks are repaired.D A and C
单选题
Which of the following is not an advantage of block media recovery （BMR）？（）
A
Reduced MTTR.
B
Datafiles remain offline while corrupt blocks are repaired.
C
Datafiles remain online while corrupt blocks are repaired.
D
A and C
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相关考题：
Which of the following is not an advantage of block media recovery （BMR）？（）A、 Reduced MTTR.B、 Datafiles remain offline while corrupt blocks are repaired.C、 Datafiles remain online while corrupt blocks are repaired.D、 A and C
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You are using the Block Media Recovery feature to recover the blocks that are marked corrupt since the last backup. Which view will you query to display information about the data blocks that are marked corrupt since the last backup？（）A、 V$BACKUP_CORRUPTIONB、 V$COPY_CORRUPTIONC、 V$DATABASE_BLOCK_CORRUPTIOND、 RC_BACKUP_CORRUPTION
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You are performing a block media recovery on the tools01.dbf data file in the SALES database using RMAN. Which two statements are correct in this scenario？（）A、 You must ensure that the SALES database is mounted or open.B、 You must restore a backup control file to perform a block media recovery.C、 You must take the tools01.dbf data file offline before you start a block media recovery.D、 You must put the database in NOARCHIVELOG mode to perform a block media recovery.E、 You can perform only a complete media recovery of individual blocks， point-in-time recovery of individual data blocks is not supported.
You execute the following RMAN commands in the order shown below： BACKUP VALIDATE DATABASE; BLOCKRECOVER CORRUPTION LIST; What will these commands do？（）A、create a backup of the database and recover all corrupted blocks found in the backupB、run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the databaseC、run a backup validation to populate V$COPY_CORRUPTION view， and then list any corrupt blocks recorded in the viewD、run a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view， and then repair any corrupt blocks recorded in the viewE、run a backup validation， repair any corrupt blocks found during the validation process， and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired
Which two statements are true about Block Media Recovery （BMR）？（）A、 BMR increases the Mean Time To Recover （MTTR）.B、 BMR can only be implemented using Recovery Manager （RMAN）.C、 The blocks that need to be recovered are accessible during BMR.D、 BMR cannot be performed using cumulative incremental backups.E、 The datafile must be restored if most of the blocks in the datafile are corrupt.
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What are the two advantages of RMAN Block Media Recovery （BMR） over file-level recovery？（）A、 BMR lowers the mean time to recover （MTTR）.B、 BMR supports point-in-time recovery of individual data blocks.C、 BMR enables you to use incremental backups for block recovery.D、 BMR enables recovery even when the database is not mounted or open.E、 BMR enables you to use proxy backups to perform block media recovery.F、 BMR enables increased availability of data during recovery because the data file requires a recovery can remain online.
You execute the following RMAN command in the order shown below： BACKUP VALIDATE DATABASE； BLOCKRECOVER CORRUPTION LIST； What will these commands do？（）A、 Create a backup of the database and recover all corrupted blocks found in the backup.B、 Run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the database.C、 Run a backup validation to populate V$COPY_CORRUPTION view， and then list any corrupt blocks recorded in the view.D、 Run a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view， and then repair any corrupt blocks recorded in the view.E、 Run a backup validation， repair any corrupt blocks found during the validation process， and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired.
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If you find errors in the view V$DATABASE_BLOCK_CORRUPTION with a status of MEDIA_CORRUPT， what RMAN command would you run to correct the problem？（）A、 recover lost blocksB、 recover corrupt blocksC、 recover media corrupt blocks from listD、 recover corrupt blocks from listE、 recover corruption list
单选题You execute the following RMAN command in the order shown below： BACKUP VALIDATE DATABASE； BLOCKRECOVER CORRUPTION LIST； What will these commands do？（）A Create a backup of the database and recover all corrupted blocks found in the backup.B Run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the database.C Run a backup validation to populate V$COPY_CORRUPTION view， and then list any corrupt blocks recorded in the view.D Run a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view， and then repair any corrupt blocks recorded in the view.E Run a backup validation， repair any corrupt blocks found during the validation process， and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired.
单选题Which of the following is not an advantage of block media recovery （BMR）？（）A Reduced MTTR.B Datafiles remain offline while corrupt blocks are repaired.C Datafiles remain online while corrupt blocks are repaired.D A and C
单选题Which of the following best describes a full backup? （）AAll datafiles of a database BAll datafiles, archive logs, and control files CAll datafiles and control files DAll the used blocks in a datafile
多选题Which two statements are true about Block Media Recovery （BMR）？（）ABMR increases the Mean Time To Recover （MTTR）.BBMR can only be implemented using Recovery Manager （RMAN）.CThe blocks that need to be recovered are accessible during BMR.DBMR cannot be performed using cumulative incremental backups.EThe datafile must be restored if most of the blocks in the datafile are corrupt.
单选题While working on the database， you receive the following error： 01578： ORACLE data block corrupted （file# 6， block # 54） ORA-01110 ： data file 6： ’u01/oracle/oradata/data1.dbf’ You decide to recover the corrupted data block by using the Block Media Recovery feature. Which option is NOT a disadvantage of using block media recovery？（）A Block Media Recovery must be used with RMAN.B You must perform complete recovery of individual blocks.C You must have a full RMAN backup， not an incremental backup.D You must use the DBVERIFY utility before using the Block Media Recovery feature.
单选题Which of the following statement is incorrect regarding RMAN？（）AIt detects corrupt blocks.BIt performs only offline database backups.CIt omits empty blocks during backups.DIt performs tablespace point-in-time recovery （TSPITR）.
单选题You execute the following RMAN commands in the order shown below： BACKUP VALIDATE DATABASE; BLOCKRECOVER CORRUPTION LIST; What will these commands do？（）Acreate a backup of the database and recover all corrupted blocks found in the backupBrun a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the databaseCrun a backup validation to populate V$COPY_CORRUPTION view， and then list any corrupt blocks recorded in the viewDrun a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view， and then repair any corrupt blocks recorded in the viewErun a backup validation， repair any corrupt blocks found during the validation process， and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired
单选题Users complain SQL statements using a particular index fail. Using DBVERIFY， you find that two separate blocks in the index have become corrupt. The database data files for user data and index are very large. What is the least disruptive recover strategy available in Oracle9i？（）ARebuild the index using the online option. BTake the individual data file offline (not the whole tablespace), restore and recover the data file from backup with RMAN, then set the data file online again. CWithout setting the individual data file offline, use RMAN with Block Media Recovery to restore and recover only those blocks. DTake the individual data file (not the whole tablespace) offline, use RMAN with Block Media Recovery to restore and recover only those blocks, then set the data file online again.
单选题You executed the following code： BACKUP VALIDATE DATABASE； BLOCKRECOVER CORRUPTION LIST； What will be the result of executing the above code？（）A The code will run a backup validation to populate the V$BACKUP_CORRUPTION view and repair corrupt blocks， if any， recorded in the view.B The code will run a backup validate to populate the V$COPY_CORRUPTION view and then repair any corrupt blocks recorded in the view.C The code will runs a backup validate to populate the V$DATABASE_BLOCK_CORRUPTION view and then repair corrupt blocks， if any， recorded in the view.D The code will run a backup validate to populate the RC_BACKUP_CORRUPTION view and then repair corrupt blocks， if any， recorded in the view.
多选题What are the two advantages of RMAN Block Media Recovery （BMR） over file-level recovery？（）ABMR lowers the mean time to recover （MTTR）.BBMR supports point-in-time recovery of individual data blocks.CBMR enables you to use incremental backups for block recovery.DBMR enables recovery even when the database is not mounted or open.EBMR enables you to use proxy backups to perform block media recovery.FBMR enables increased availability of data during recovery because the data file requires a recovery can remain online.
单选题If you find errors in the view V$DATABASE_BLOCK_CORRUPTION with a status of MEDIA_CORRUPT， what RMAN command would you run to correct the problem？（）A recover lost blocksB recover corrupt blocksC recover media corrupt blocks from listD recover corrupt blocks from listE recover corruption list
单选题You are using the Block Media Recovery feature to recover the blocks that are marked corrupt since the last backup. Which view will you query to display information about the data blocks that are marked corrupt since the last backup？（）A V$BACKUP_CORRUPTIONB V$COPY_CORRUPTIONC V$DATABASE_BLOCK_CORRUPTIOND RC_BACKUP_CORRUPTION
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.