單項(xiàng)選擇題

You are using Oracle Database 10g. The LOG_ARCHIVE_FORMAT parameter is set to
’LOG%t_%s_%r.dbf’.
Why is %r used in the file name format？（）

A.to uniquely identify the archived log files with the restore operation
B.to uniquely identify the archived log files with the redo log group number
C.to uniquely identify the archived log files for each incarnation of the database
D.to uniquely identify the archived log files with the number of recovery operations performed

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單項(xiàng)選擇題

View the Exhibit.

One of the important tables in the USERS tablespace was dropped and purged from the recycle bin at 9：00 a.m. You noticed this at 11：00 a.m. and you want to perform an incomplete recovery to recover the table.
Which statement is true？（）

A.You must recover all data files to the required system change number （SCN）.
B.You must recover all data files， except those that are offline， to the required SCN .
C.You must recover all data files belonging to the USERS tablespace to the required SCN.
D.You cannot recover all data files because segment space management is performed manually for the undo tablespace.

多項(xiàng)選擇題

Your database operates in ARCHIVELOG mode and all the tablespaces are online. Due to a user error， you decided to perform an incomplete recovery.
Which two tasks would you be required to perform in the recovery process？（）

A.open the database with the RESETLOGS option
B.open the database with the RESTRICTED option
C.recover all the data files to the same system change number （SCN）
D.recover to the required SCN only that data file in which the error occurred

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You are using Oracle Database 10g. The LOG_ARCHIVE_FORMAT parameter is set to ’LOG%t_%s_%r.dbf’. Why is %r used in the file name format？（）

你可能感興趣的試題

View the Exhibit. One of the important tables in the USERS tablespace was dropped and purged from the recycle bin at 9：00 a.m. You noticed this at 11：00 a.m. and you want to perform an incomplete recovery to recover the table. Which statement is true？（）

Your database operates in ARCHIVELOG mode and all the tablespaces are online. Due to a user error， you decided to perform an incomplete recovery. Which two tasks would you be required to perform in the recovery process？ （）

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You are using Oracle Database 10g. The LOG_ARCHIVE_FORMAT parameter is set to
’LOG%t_%s_%r.dbf’.
Why is %r used in the file name format？（）

View the Exhibit.

One of the important tables in the USERS tablespace was dropped and purged from the recycle bin at 9：00 a.m. You noticed this at 11：00 a.m. and you want to perform an incomplete recovery to recover the table.
Which statement is true？（）

Your database operates in ARCHIVELOG mode and all the tablespaces are online. Due to a user error， you decided to perform an incomplete recovery.
Which two tasks would you be required to perform in the recovery process？（）