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单选题
Which view provides information on the backup status of the datafiles in the database?（）
A
V$BACKUP
B
V$BACKUP_STATUS
C
V$BACKUP_DATAFILE
D
V$DATAFILE_BACKUP
E
V$TABLESPCE_BACKUP
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考题
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Create a backup of the database and recover all corrupted blocks found in the backup.B
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Run a backup validation to populate V$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.
考题
单选题Which view provides information on the backup status of the datafiles in the database？（）A
V$BACKUPB
V$BACKUP_STATUSC
V$BACKUP_DATAFILED
V$DATAFILE_BACKUPE
V$TABLESPCE_BACKUP
考题
单选题Which view provides information on the backup status of the datafiles in the database?（）A
V$BACKUPB
V$BACKUP_STATUS C
V$BACKUP_DATAFILE D
V$DATAFILE_BACKUP E
V$TABLESPCE_BACKUP
考题
单选题What view might you use to try to determine how long a particular backup will take？（）A
V$SESSION_EVENTB
V$SESSIONC
V$WAITSD
V$WAITSTATE
V$SESSION_LONGOPS
考题
单选题You execute the following RMAN commands in the order shown below： BACKUP VALIDATE DATABASE; BLOCKRECOVER CORRUPTION LIST; What will these commands do？（）A
create a backup of the database and recover all corrupted blocks found in the backupB
run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the databaseC
run a backup validation to populate V$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
考题
单选题You are required to flashback your database. You want to find the amount of flashback data generated since the database was opened. Which task will you perform to obtain the required information？（）A
Query the V$FLASHBACK_DATABASE_LOG view.B
Query the V$FLASHBACK_DATABASE_STAT view.C
Check the value of the DB_FLASHBACK_RETENTION_TARGET initialization parameter.D
Query the V$RECOVERY_FILE_DEST view.
考题
单选题You executed the following code： BACKUP VALIDATE DATABASE； BLOCKRECOVER CORRUPTION LIST； What will be the result of executing the above code？（）A
The code will run a backup validation to populate the V$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.
考题
单选题You are working as a DBA at NetFx Corporation. You discover that the SCOTT schema is deleted by mistake. You decide to flash the database back to the time when the schema existed. Which view will you query to determine the estimated size of the flashback data that you require for your current target retention？（）A
V$FLASHBACK_DATABASE_LOGB
V$FLASHBACK_DATABASE_STATC
V$DATABASED
V$UNDOSTAT
考题
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
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