You are managing the APPPROD database as a DBA. You plan to duplicate this database in the same system with the name DUPDB.You issued the following RMAN commands to create a duplicate database:Which three are the prerequisites for the successful execution of the above command?()
A. The source database should be open
B. The target database should be in ARCHIVELOG mode if it is open
C. RMAN should be connected to both the instances as SYSDBA
D. The target database backups should be copied to the source database backup directories
E. The password file must exist for the source database and have the same SYS user password as the target
第1题:
ThesearethedetailsaboutV$FLASHBACK_DATABASE_STAT:SQL>DESCV$FLASHBACK_DATABASE_STATNameNull?Type-----------------------------------BEGIN_TIMEDATEEND_TIMEDATEFLASHBACK_DATANUMBERDB_DATANUMBERREDO_DATANUMBERESTIMATED_FLASHBACK_SIZENUMBERWhichtwostatementsregardingtheV$FLASHBACK_DATABASE_STATviewaretrue?()
A.BEGIN_TIMEisthetimeatwhichFlashbackloggingisenabled.
B.END_TIMEisthetimeatwhichthequeryisexecutedontheview.
C.REDO_DATAisthenumberofbytesofredodatawrittenduringtheinterval.
D.Thisviewcontainsinformationaboutflashbackdatapertainingtothelast24hours.
E.FLASHBACK_DATAistheamountofflashbackdatageneratedsincethedatabasewasopened.
第2题:
You enabled an audit policy by issuing the following statements:SQL> AUDIT POLICY ORA_DATABASE_PARAMETER BY SCOTT;SQL> AUDIT POLICY ORA_DATABASE_PARAMETER BY SYS, SYSTEM;For which database users and for which executions is the audit policy now active? ()
A. SYS, SYSTEM
B. SCOTT
C. Only for successful executions
D. Only for failed executions
E. Both successful and failed executions
第3题:
A.selectfile->Database->newandgiveitafilenameof“blank.nsf”
B.selectfile->Database->new,chooselocalastheserver,andchosetheblanktemplate
C.selectfile->Database->new,chooselocalastheserver,andchosethedefault.ntftemplate
D.selectfile->Database->new,giveitafilenameof“blank.nsf”,andchosetheblanktemplate
第4题:
YouareworkingasaDBAatNetFxCorporation.YoudiscoverthattheSCOTTschemaisdeletedbymistake.Youdecidetoflashthedatabasebacktothetimewhentheschemaexisted.Whichviewwillyouquerytodeterminetheestimatedsizeoftheflashbackdatathatyourequireforyourcurrenttargetretention?()
A.V$FLASHBACK_DATABASE_LOG
B.V$FLASHBACK_DATABASE_STAT
C.V$DATABASE
D.V$UNDOSTAT
第5题:
You wish to enable an audit policy for all database users, except SYS, SYSTEM, and SCOTT.You issue the following statements:SQL> AUDIT POLICY ORA_DATABASE_PARAMETER EXCEPT SYS;SQL> AUDIT POLICY ORA_DATABASE_PARAMETER EXCEPT SYSTEM;SQL> AUDIT POLICY ORA_DATABASE_PARAMETER EXCEPT SCOTT;For which database users is the audit policy now active?()
A. All users except SYS
B. All users except SCOTT
C. All users except sys and SCOTT
D. All users except sys, system, and SCOTT
第6题:
Anadministratorisplanningaclusterrunningapplicationsin3separateresourcegroups.RGA-Database1RGB-WebServerRGC-Database2Database1andDatabase2mustbeonlinebeforetheWebServer.AllresourcegroupshaveaStartupPolicyofOnlineonHomeNodeOnly.Whichofthefollowingwillensurethattheresourcegroupsareprocessedinthecorrectorder?()
A.SettheSerialAcquisitionOrder
B.SettheParallelAcquisitionOrder
C.ConfigureOnlineontheSameNodeDependency
D.ConfigureOnlineonDifferentNodesDependency