The listener uses dynamic information about the database and instance it has received through service registration before using information statically configured. Some services such as heterogeneous services and external procedures require the use of information statically configured within listener.ora. In order to support this， which tool could be used to configure the listener statically？（）

单项选择题Whichinitializationparametermustyousettoenableautomaticarchiving？（）

A.LOG_ARCHIVE_DEST
B.LOG_ARCHIVE_START
C.LOG_ARCHIVE_FORMAT
D.LOG_ARCHIVE_MAX_PROCESSES

单项选择题YourdatabaserunsinNOARCHIVELOGmode，andisbackedupeverynightusingRMANscripts.However，lastnightyourassistantDBAperformedamanualoperatingsystembackup，insteadofrunningthescripts.Todayyourdatabasecrashedandyounowwanttousethebackupsfromlastnight.Whatdoyouneedtodo？（）

A.You need to perform the restore and recover operations manually, because the backup was made manually. 
B.First you need to resynchronize the catalog with the control file, and then you can use RMAN to recover the database. 
C.First you need to add the backup to the catalog using the CATALOG command, and then you can use RMAN to recover the database. 
D.You can just use RMAN and recover the database, because RMAN automatically updates the catalog with the backup information. 

单项选择题Whichfilesmustbesynchronizedinorderforadatabasetostart？（）

A.temp files
B.online data files
C.offline data files
D.read only data files

多项选择题Whichthreestatementsaretrueaboutdatabaserecoveryoperations？（）

A.Damaged or lost data files are restored from backups.
B.Redo log file entries are used to roll forward the database.
C.Undo segments are used to roll back any uncommitted transactions.
D.Transactions that were active when the failure occurred are restarted.
E.Transactions that were active when the failure occurred are automatically committed during the recover procedure.

单项选择题Whenperforminganincompleterecoverofthewholedatabase，whichdatafilesmustyourestore？（）

A.Only the damaged or lost data files.
B.All of the data files of the database.
C.Only the data files belonging to the SYSTEM tablespace.
D.The data files belonging to the SYSTEM tablespace and the damaged or lost data files.