單項(xiàng)選擇題

You are maintaining the PROD database for NetFx Corporation. You have configured controlfile autobackup in your database. At 6：00 P.M. on Monday， you issue the following command： RMAN>BACKUP DATABASE； At 8：00 A.M. on Tuesday， you are unable to start the database because all the control files are missing. You decide to restore the control files from the backup by using the RMAN> RESTORE CONTROLFILE FROM AUTOBACKUP； command. Which operation should you perform before using the RMAN> RESTORE CONTROLFILE FROM AUTOBACKUP； command？（）

A. Start the database in the MOUNT stage.
B. Back up the control file to trace.
C. Set the DBID
D. Issue the RECOVER DATABASE command.

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單項(xiàng)選擇題

In which scenario will you issue the following command？（）
SQL> RECOVER DATABASE UNTIL TIME ’2005-10-04 ： 12：09：08’ USING
BACKUP CONTROLFILE；

A. when all the control files are missing and only a binary backup of the current control file exists
B. when a multiplexed copy of the current control file is missing
C.when all the control files are missing and only a script containing the CREATE CONTROLFILE statement exists
D. when the SPFILE is missing

單項(xiàng)選擇題

In which scenario will you perform an incomplete recovery？（）

A. when a table is dropped and stored in the Recycle Bin
B. when all the control files are deleted
C. when a member of a multiplexed redo log group is dropped
D. when you are required to recover a table to its previous state

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你可能感興趣的試題

In which scenario will you issue the following command？（） SQL> RECOVER DATABASE UNTIL TIME ’2005-10-04 ： 12：09：08’ USING BACKUP CONTROLFILE；

In which scenario will you perform an incomplete recovery？（）

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In which scenario will you issue the following command？（）
SQL> RECOVER DATABASE UNTIL TIME ’2005-10-04 ： 12：09：08’ USING
BACKUP CONTROLFILE；

In which scenario will you perform an incomplete recovery？（）