單項(xiàng)選擇題

You have not configured Oracle Managed Files （OMF） in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature. Which statement will you use to enable the block change tracking feature？（）

A. ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING；
B. ALTER DATABASE ENABLE BLOCK CHANGE TRACKING；
C. ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE ；
D. ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE ；

你可能感興趣的試題

單項(xiàng)選擇題

You are maintaining your database in Oracle10g. You are performing the backup by using the BACKUP AS BACKUPSET command at the RMAN prompt. Which file cannot be backed up by using the BACKUP AS BACKUPSET command？（）

A.Datafiles
B. Current control file
C. Server parameter file （spfile）
D. Password file

多項(xiàng)選擇題

Your database in running in the ARCHIVELOG mode. You issue the following command to back up datafile 2 in your database.
RMAN> COPY DATAFILE 2 TO ’D：\ORACLE\ORA90\MYNEWDB\DA2.DBF’；
Which two statements are true regarding the backup created using this command？（）

A. The copy of the datafile created is stored in the RMAN repository.
B. The copy of the datafile created can be viewed using the LIST BACKUP command.
C. The copy of the datafile created using this COPY command can be placed only on the disk.
D. The copy of the datafile created is similar to the backup of the file created using the BACKUP command.
E. The copy of the datafile created can be used for recovering the database using the user-managed recovery method.

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你可能感興趣的試題

You are maintaining your database in Oracle10g. You are performing the backup by using the BACKUP AS BACKUPSET command at the RMAN prompt. Which file cannot be backed up by using the BACKUP AS BACKUPSET command？（）

Your database in running in the ARCHIVELOG mode. You issue the following command to back up datafile 2 in your database. RMAN> COPY DATAFILE 2 TO ’D：\ORACLE\ORA90\MYNEWDB\DA2.DBF’； Which two statements are true regarding the backup created using this command？（）

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You are maintaining your database in Oracle10g. You are performing the backup by using the BACKUP AS BACKUPSET command at the RMAN prompt. Which file cannot be backed up by using the BACKUP AS BACKUPSET command？（）

Your database in running in the ARCHIVELOG mode. You issue the following command to back up datafile 2 in your database.
RMAN> COPY DATAFILE 2 TO ’D：\ORACLE\ORA90\MYNEWDB\DA2.DBF’；
Which two statements are true regarding the backup created using this command？（）