單項選擇題

In your database， online redo log files are multiplexed and one of the members in a group is lost due to media failure？ How would you recover the lost redo log member？（）

A. import the database from the last export
B. restore all the members in the group from the last backup
C. drop the lost member from the database and then add a new member to the group
D. restore all the database files from the backup and then perform a complete recovery
E. restore all the database files from the backup and then perform an incomplete recovery

你可能感興趣的試題

多項選擇題

You are performing a block media recovery on the tools01.dbf data file in the SALES database using RMAN. Which two statements are correct in this scenario？（）

A. You must ensure that the SALES database is mounted or open.
B. You must restore a backup control file to perform a block media recovery.
C. You must take the tools01.dbf data file offline before you start a block media recovery.
D. You must put the database in NOARCHIVELOG mode to perform a block media recovery.
E. You can perform only a complete media recovery of individual blocks， point-in-time recovery of individual data blocks is not supported.

單項選擇題

One of the tablespaces is read-only in your database. The loss of all control files forced you to re-create the control file. Which operation do you need to perform after re-creating the control file and opening the database？（）

A. drop and re-create the read-only tablespaces
B. rename the read-only data files to their correct file names
C. change the tablespace status from read/write to read-only
D. re-create the read-only tablespace because it is automatically removed

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In your database， online redo log files are multiplexed and one of the members in a group is lost due to media failure？ How would you recover the lost redo log member？（）

你可能感興趣的試題

You are performing a block media recovery on the tools01.dbf data file in the SALES database using RMAN. Which two statements are correct in this scenario？（）

One of the tablespaces is read-only in your database. The loss of all control files forced you to re-create the control file. Which operation do you need to perform after re-creating the control file and opening the database？（）

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In your database， online redo log files are multiplexed and one of the members in a group is lost due to media failure？ How would you recover the lost redo log member？（）

You are performing a block media recovery on the tools01.dbf data file in the SALES database using RMAN. Which two statements are correct in this scenario？（）