单项选择题
You executed the following command in Recovery Manager （RMAN）：
RMAN> RESTORE CONTROLFILE；
Which operation must you perform before this command is executed？（）
A.back up the control file to trace
B.bring database to the MOUNT state
C.open a connection to the RMAN recovery catalog， which contains the RMAN metadata for the target database
D.set the database ID （DBID）， but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog
相关考题
-
单项选择题
Youlostatemporaryfilethatbelongstothedefaulttemporarytablespaceinyourdatabase.Fromtheoptionsprovided，whichapproachwouldyoutaketosolvetheproblem？（）
A.flash back the database
B.import the temporary tablespace from the last export
C.restore all the data files and temporary files from the last full database backup and perform a recovery
D.not perform a recovery， but create a new temporary tablespace， make it the default temporary tablespace and then drop the old tablespace -
多项选择题
You executed the following command in Recovery Manager （RMAN） to perform a backup of the DETTBS tablespace： RMAN> BACKUP TABLESPACE DETTBS； Under which conditions would this command execute successfully？ （）
A.The database is in NOMOUNT state.
B.The database is in ARCHIVELOG mode and the tablespace is online.
C.The database is in ARCHIVELOG mode and the tablespace is offline.
D.The database is in NOARCHIVELOG mode and the tablespace is online.
E.The database is in NOARCHIVELOG mode and the tablespace is offline. -
单项选择题
Manually，yousettheconsumergroupofallofthenewlycreateduserstoMYDB_GRP.Youwanttheuserstobeabletochangetheirconsumergroupsaspertheapplicationrequirement.Whatwasthefirststepthatwasneededintheprocesstoachievethisobjective？（）
A.The user must have been granted the DBA role.
B.The user must have been granted the switch privilege as a part of a role.
C.The user must have been granted the Resource Manager administrator privilege.
D.The user must have been granted the switch privilege by using the DBMS_RESOURCE_MANAGER_PRIVS package.
