你可能感興趣的試題

You work as a database administrator for Certkiller .com. Your database is opened in NOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode.
How would you do this？（）

A.Execute the ALTER DATABASE ARCHIVELOG statement
B.Select ARCHIVELOG option in the database control and restart the database to apply the changes.
C.Shut down and start the instance, and in the NOMOUNT state execute the ALTER DATABASE ARCHIVELOG statement.
D.Shut down and start the instance, mount the database, then execute the ALTER DATABASE ARCHIVELOG statement.

單項(xiàng)選擇題

You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups， and there have been five log switches. You lost one non-system-critical data file from your database.
Which method would you use to recover the data file？（）

A.Restore all the data files and open the database
B.Create the data file and performtablespacerecovery
C.No need to restore any file， just recover the database
D.Restore only the system data file and recover the database
E.Restore only lost date file and performtablespacerecovery

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你可能感興趣的試題

You work as a database administrator for Certkiller .com. Your database is opened in NOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode. How would you do this？（）

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You work as a database administrator for Certkiller .com. Your database is opened in NOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode.
How would you do this？（）