多项选择题
A.by using the trace file
B.by using the alert log file
C.by using the database ID
D.by using the server parameter file
E.by using the V$CONTROLFILE view
F.by using the autobackup format configuration setting
多项选择题 In your database， all the tablespaces are locally managed. You started Recovery Manager （RMAN） using recovery catalog and restored the control file by using the following command： RMAN> RESTORE CONTROLFILE Which two operations do you need to perform after restoring the control file from backup？（）
单项选择题 In your database， all the tablespaces are locally managed. You started Recovery Manager （RMAN） using recovery catalog. The following commands are used in the process of recovering the database by using the backup control file： In what sequence would you use this process to perform the recovery？（）
单项选择题 The loss of the control file forced you to recreate the control file. After recreating it and opening the database， you find that some of the data files are named as MISSINGnnnnn， where nnnnn is a fivedigit number starting with 0. What could be the possible reason？（）