單項(xiàng)選擇題

You executed the following command in Recovery Manager （RMAN）：
RMAN> RESTORE CONTROLFILE；
Which operation must you perform before this command is executed？（）

A.back up the control file to trace
B.bring database to the MOUNT state
C.open a connection to the RMAN recovery catalog， which contains the RMAN metadata for the target database
D.set the database ID （DBID）， but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog

你可能感興趣的試題

單項(xiàng)選擇題

You lost a temporary file that belongs to the default temporary tablespace in your database. From the options provided， which approach would you take to solve the problem？（）

A.flash back the database
B.import the temporary tablespace from the last export
C.restore all the data files and temporary files from the last full database backup and perform a recovery
D.not perform a recovery， but create a new temporary tablespace， make it the default temporary tablespace and then drop the old tablespace

多項(xiàng)選擇題

You executed the following command in Recovery Manager （RMAN） to perform a backup of the DETTBS tablespace：
RMAN> BACKUP TABLESPACE DETTBS；
Under which conditions would this command execute successfully？（）

A.The database is in NOMOUNT state.
B.The database is in ARCHIVELOG mode and the tablespace is online.
C.The database is in ARCHIVELOG mode and the tablespace is offline.
D.The database is in NOARCHIVELOG mode and the tablespace is online.
E.The database is in NOARCHIVELOG mode and the tablespace is offline.

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You executed the following command in Recovery Manager （RMAN）： RMAN> RESTORE CONTROLFILE； Which operation must you perform before this command is executed？（）

你可能感興趣的試題

You lost a temporary file that belongs to the default temporary tablespace in your database. From the options provided， which approach would you take to solve the problem？ （）

You executed the following command in Recovery Manager （RMAN） to perform a backup of the DETTBS tablespace： RMAN> BACKUP TABLESPACE DETTBS； Under which conditions would this command execute successfully？ （）

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You executed the following command in Recovery Manager （RMAN）：
RMAN> RESTORE CONTROLFILE；
Which operation must you perform before this command is executed？（）

You lost a temporary file that belongs to the default temporary tablespace in your database. From the options provided， which approach would you take to solve the problem？（）

You executed the following command in Recovery Manager （RMAN） to perform a backup of the DETTBS tablespace：
RMAN> BACKUP TABLESPACE DETTBS；
Under which conditions would this command execute successfully？（）