单项选择题
A.RMAN recovers up to log sequence 230， but not including 230.
B.RMAN returns an error because the log sequence number mentioned in the command should be 229.
C.RMAN returns an error because the log sequence number mentioned in the command may never be missing.
D.RMAN recovers up to and including log sequence 229 but then returns an error because log sequence 230 is missing.
多项选择题 Foranincompleterecovery，whichfourbackuptypescanbeusedbyRecoveryManager（RMAN）torestoredatafiles？（）
单项选择题 Consider the recovery steps in each of the cases given below： Case 1： Shut down the database and perform a backup. Restore all the data files. Mount the database. Recover the database. Without applying all the redo log files， open the database using the RESETLOGS option. Back up the database. Case 2： Shut down the database and perform a backup. Restore only the data files of the tablespace where user error damaged the data. Mount the database. Recover the database. Open the database with the RESETLOGS option. Back up the database. Case 3： Shut down the database Restore the data files Open the database Perform recovery to the current point in time. Which case has the correct steps for an incomplete recovery？（）
单项选择题 You performed an incomplete recovery on your Oracle Database 10g database using the following command： SQL> RECOVER DATABASE 2 UNTIL TIME ’20040805：12：10：03’ 3 USING BACKUP CONTROLFILE In which situation would the above recovery be required？（）