單項(xiàng)選擇題

In which scenario， will you issue the following command？（）
RMAN> REPORT NEED BACKUP DAYS 7；

A. to configure RMAN to maintain backup information in the RMAN repository for seven days
B. to configure RMAN to maintain backup information in the control file for at least seven days
C. to display the list of files that have not been backed up for the last seven days
D. to display the list of files that must be backed up within seven days

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單項(xiàng)選擇題

You issued the following command： ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； What will be the result of issuing this command？（）

A. The block change tracking feature is enabled， and the information about the system change number is written in the change tracking file.
B. The block change tracking feature is enabled， and the information about the log sequence number is written in the change tracking file.
C. The block change tracking feature is enabled， and the information about the blocks that are changed since the last backup is written in the change tracking file.
D. The block change tracking feature is enabled， and the information about the locations of the datafiles and the online redo log files are written in the change tracking file.

單項(xiàng)選擇題

You have configured your database to use RMAN for backup and recovery. You must back up the datafile contained in the TS1 tablespace. The size of the datafile in the TS1 tablespace is 200 MB. You issue the following command from the RMAN prompt to perform a backup of the tablespace：
RMAN> BACKUP TABLESPACE TS1 MAXSETSIZE 100M；
Which statement is true about executing this command？（）

A. The command generates an error.
B. The command backs up the tablespace and creates a backup set of size 200 MB
C. The command backs up the tablespace and creates two backup sets of size 100 MB each.
D. The command backs up the tablespace and creates a backup set with backup pieces of size 100 MB each.

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In which scenario， will you issue the following command？（） RMAN> REPORT NEED BACKUP DAYS 7；

你可能感興趣的試題

You issued the following command： ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； What will be the result of issuing this command？（）

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In which scenario， will you issue the following command？（）
RMAN> REPORT NEED BACKUP DAYS 7；

You issued the following command： ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； What will be the result of issuing this command？（）