单项选择题
View the Exhibit.
You executed the following command to perform a backup of the USERS tablespace： RMAN> BACKUP TABLESPACE USERS;
Which type of backup would this command perform？（）
A.backup set
B.image copy
C.incremental backup
D.None; the user receives an error indicating that the backup type must be specified.
相关考题
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单项选择题
You execute the following command to perform a backup by using Recovery Manager （RMAN）： RMAN> run {allocate channel c1 type sbt backup datafile 1 } The command errors out. A part of the error message is as follows： RMAN03009： failure of allocate command on c1 channel ORA19554： error allocating device， device type： SBT_TAPE， device name： What could explain why the statement failed？（）
A.sbt is not a valid device type.
B.Media Management Library was not loaded.
C.The sbt device cannot be used for data file backups.
D.No path was defined in the ALLOCATE CHANNEL command.
E.The channel is currently being used by another RMAN session. -
单项选择题
You observe that the senior database administrator always uses the following command when connecting to Recovery Manager （RMAN）， and then starts executing commands to backup the database files： $ rman target / What would be the effect of this command？（）
A.RMAN would use the current operating system location to place the backup.
B.RMAN would use the control file of the target database to maintain the backup.
C.RMAN would use the recovery catalog of the target database to maintain the backup.
D.RMAN would use the control file of the target database to maintain the backup metadata.
E.RMAN would use the recovery catalog of the target database to maintain the backup metadata. -
单项选择题
In Recovery Manager （RMAN）， you set the retention policy to NONE by executing the following command： CONFIGURE RETENTION POLICY TO NONE What would be the impact of this setting？（）
A.The retention policy is cleared.
B.RMAN does not consider any backup as obsolete.
C.The retention policy is set to its default setting of redundancy 1.
D.The retention policy is set to its default setting of recovery window 7.
