單項(xiàng)選擇題

You issued the RMAN> SHOW ALL； command. The output of this command is as follows：

After analyzing the output， which conclusion will you draw？（）

A. The backups consist of backup pieces.
B. The datafiles can be multiplexed within the backup.
C. The backups can be stored only on the disk.
D. While performing the backup across a network， the network bandwidth is reduced.

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多項(xiàng)選擇題

You issued the RMAN>SHOW ALL； command. The output of the command is as follows：

After analyzing this output， what conclusion can you draw？（）

A. If you perform a backup across a network， then the backup will reduce the bandwidth.
B. If you perform a backup of a datafile， then the backup will be the same as the operating system copy of the datafile.
C. If you perform a backup of a single datafile， then the control file will not be backed up.
D. The maximum size of each backup set is 10MB
E. The backups will be performed on the disk.

單項(xiàng)選擇題

You are maintaining the SALES database of a company. You have never backed up the USERS tablespace that is currently offline. On Sunday， you issued the following commands：
CONFIGURE DEFAULT DEVICE TYPE TO sbt；
CONFIGURE BACKUP OPTIMIZATION ON；
CONFIGURE RETENTION POLICY TO REDUNDANCY 3；
From Monday to Saturday， you performed the following actions：
Day Action
Monday BACKUP DATABASE
Tuesday BACKUP DATABASE
Wednesday BACKUP DATABASE
Thursday BACKUP DATABASE
Friday BACKUP DATABASE
Saturday BACKUP DATABASE
How many times will the backup of the USERS tablespace be performed？（）

A. The backup will not be performed at all.
B. three times
C. four times
D. six times

You issued the RMAN> SHOW ALL； command. The output of this command is as follows： After analyzing the output， which conclusion will you draw？（）

你可能感興趣的試題

You issued the RMAN>SHOW ALL； command. The output of the command is as follows： After analyzing this output， what conclusion can you draw？ （）

You issued the RMAN> SHOW ALL； command. The output of this command is as follows：

After analyzing the output， which conclusion will you draw？（）

You issued the RMAN>SHOW ALL； command. The output of the command is as follows：

After analyzing this output， what conclusion can you draw？（）