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单选题
The（）writes the Flashback Database logs in the flash recovery area.
A
FLSH
B
FLDB
C
RVWR
D
RVRW
E
FBDA
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You are working on an Oracle Database 10g database. You enabled the Flashback Database feature. Which two statements regarding flashback logs are true？ （）A、 Flashback logs are not archived.B、 Flashback logs are maintained in redo log files.C、 Flashback logs are maintained in the Flash Recovery Area.D、 Flashback logs are used to maintain Flashback Database related errors.E、 Flashback logs need to be cleared manually after you disable Flashback Database.
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Which background process sequentially writes Flashback Database data from the flashback buffer to the Flashback Database logs？（）A、 DBWnB、 RECOC、 RVWRD、 LGWR
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Flashback Database relies on which technologies to recover to a point in time？（） A、 Flashback Data ArchiveB、 Flashback logs in the flash recovery areaC、 FlashbUndo tablespaceD、 RMAN command lineE、 None of the above
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You dropped a schema of a user in an Oracle 10g by mistake. You decide to flash the database back to its previous state to restore the deleted schema. Which process writes the before images of the physical database blocks to the flashback database logs？（）A、 LGWRB、 DBWRC、 MMOND、 RVWR
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On Friday at 11:30 am you decided to flash back the database because of a user error that occurred at 8:30 am. Which option must you use to check whether a flashback operation can recover the database to the specified time? （）A、Check the alert log fileB、Query the V$FLASHBACK_DATABASE_LOG viewC、Query the V$RECOVERY_FILE_DEST_SIZE viewD、Query the V$FLASHBACK_DATABASE_STAT viewE、Check the value assigned for the UNDO_RETENTION parameter
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In which case would you use the Flashback Database feature to perform a recovery？（）A、to recover a dropped tablespaceB、to recover data from a truncated tableC、to recover a data file that has been shrunkD、to recover a database to the state that existed before the RESETLOGS operation
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The（）writes the Flashback Database logs in the flash recovery area.A、 FLSHB、 FLDBC、 RVWRD、 RVRWE、 FBDA
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What is the purpose of the recover command？（） A、 Recover database datafiles from physical disk backup sets.B、 Recover required incremental backups from physical disk backup sets.C、 Recover required archived redo logs from physical disk backup sets.D、 Apply incremental backups to recover the database. E、 Apply archived redo logs to recover the database.
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You disabled the Flashback Database feature by using the following command： SQL ALTER DATABASE FLASHBACK OFF; What would be the effect of this command on the existing flashback logs？（）A、Flashback logs are not deleted.B、Flashback logs are deleted automatically.C、Flashback logs are deleted only if you are using Recovery Manager （RMAN）.D、Flashback logs are deleted only if you are using Oracle Managed Files （OMF）.E、Flashback logs are deleted only if you are using Automatic Storage Management （ASM）.
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Which three statements are true about Flashback Database?（）A、Flashback logs are written sequentially, and are archived.B、Flashback Database uses a restored control file to recover a database.C、The Oracle database automatically creates, deletes, and resides flashback logs in the Fast RecoveryArea.D、Flashback Database can recover a database to the state that it was in before a reset logs operation.E、Flashback Database can recover a data file that was dropped during the span of time of the flashback.F、Flashback logs are used to restore to the blocks' before images, and then the redo data may be used to roll forward to the desired flashback time.
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Which three actions are required to configure the Flashback Database？（） A、 set Flash Recovery AreaB、 enable Flashback loggingC、 create FLASHBACK tablespaceD、 start the database in the ARCHIVELOG modeE、 start the database in the NOARCHIVELOG mode
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考题
单选题Flashback Database relies on which technologies to recover to a point in time？（）A
Flashback Data ArchiveB
Flashback logs in the flash recovery areaC
FlashbUndo tablespaceD
RMAN command lineE
None of the above
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多选题Which three actions are required to configure the Flashback Database？（）Aset Flash Recovery AreaBenable Flashback loggingCcreate FLASHBACK tablespaceDstart the database in the ARCHIVELOG modeEstart the database in the NOARCHIVELOG mode
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多选题You are working on an Oracle Database 10g database. You enabled the Flashback Database feature. Which two statements regarding flashback logs are true？ （）AFlashback logs are not archived.BFlashback logs are maintained in redo log files.CFlashback logs are maintained in the Flash Recovery Area.DFlashback logs are used to maintain Flashback Database related errors.EFlashback logs need to be cleared manually after you disable Flashback Database.
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单选题Your Oracle Database 10g is online when you execute the following statement： SQLALTER TABLESPACE MY_TABLESPACE FLASHBACK OFF； What is the result of executing this statement if the Flashback Database feature is already enabled in the database？（）A
The database does not record flashback logs for MY_TABLESPACEB
The tables residing in MY_TABLESPACE are not protected by the Recycle Bin.C
All the tablespaces except MY_TABLESPACE can be recovered using Flashback Database feature.D
None of the flashback technologies， such as Flashback Table， Flashback Transaction Query and Flashback Version Query can be used to recover individual rows within the objects from MY_TABLESPACE
考题
单选题You disabled the Flashback Database feature by using the following command： SQL ALTER DATABASE FLASHBACK OFF； What would be the effect of this command on the existing flashback logs？（）A
Flashback logs are not deleted.B
Flashback logs are deleted automatically.C
Flashback logs are deleted only if you are using Recovery Manager （RMAN）D
Flashback logs are deleted only if you are using Oracle Manager Files （OFM）E
Flashback logs are deleted only if you are using Automatic Storage Management （ASM）
考题
单选题Which background process sequentially writes Flashback Database data from the flashback buffer to the Flashback Database logs？（）A
DBWnB
RECOC
RVWRD
LGWR
考题
单选题The（）writes the Flashback Database logs in the flash recovery area.A
FLSHB
FLDBC
RVWRD
RVRWE
FBDA
考题
单选题You dropped a schema of a user in an Oracle 10g by mistake. You decide to flash the database back to its previous state to restore the deleted schema. Which process writes the before images of the physical database blocks to the flashback database logs？（）A
LGWRB
DBWRC
MMOND
RVWR
考题
多选题Which three statements are true about Flashback Database?（）AFlashback logs are written sequentially, and are archived.BFlashback Database uses a restored control file to recover a database.CThe Oracle database automatically creates, deletes, and resides flashback logs in the Fast RecoveryArea.DFlashback Database can recover a database to the state that it was in before a reset logs operation.EFlashback Database can recover a data file that was dropped during the span of time of the flashback.FFlashback logs are used to restore to the blocks' before images, and then the redo data may be used to roll forward to the desired flashback time.
考题
单选题You disabled the Flashback Database feature by using the following command： SQL ALTER DATABASE FLASHBACK OFF; What would be the effect of this command on the existing flashback logs？（）A
Flashback logs are not deleted.B
Flashback logs are deleted automatically.C
Flashback logs are deleted only if you are using Recovery Manager （RMAN）.D
Flashback logs are deleted only if you are using Oracle Managed Files （OMF）.E
Flashback logs are deleted only if you are using Automatic Storage Management （ASM）.
考题
单选题On Friday at 11:30 am you decided to flash back the database because of a user error that occurred at 8:30am. Which option must you use to check whether a flashback operation can recover the database to the specified time?（）A
Check the alert log fileB
Query the V$FLASHBACK_DATABASE_LOG viewC
Query the V$RECOVERY_FILE_DEST_SIZE viewD
Query the V$FLASHBACK_DATABASE_STAT viewE
Check the value assigned for the UNDO_RETENTION parameter
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