WhichtwostatementsaboutFlashbackQueryaretrue？（）
A. Itisgeneratedbyusingtheredologfiles.
B. Ithelpsinrow-levelrecoveryfromusererrors.
C. ItcanbeperformedtorecoverALTERTABLEstatements
D. Itfailswhenundodatapertainingtothetransactionisoverwritten.
E. ThedatabasehastobeopenedwiththeresetlogsoptionafterperformingFlashbackQuery.
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YouperformabackupusingthefollowingBACKUPcommand:RMAN>BACKUPASCOMPRESSEDBACKUPSETDATABASE,Whichstatementistrueofthiscommand？（）
Adifferentprocedureisrequiredtorestoreadatabasefromcompressedbackups
B. TheASCOMPRESSEDclauseoftheBACKUPcommandprovidedbyRMANisusedtocreatecompressedbackupsetsandimagecopies.
C. Usingthiscommandtocreatebackupsminimizesthebandwidthconsumed.
D. Usingthiscommandtocreatebackupsimprovestheperformanceofthebackupprocess
InSolaris10，thistoolprovidesanautomatedandproactiveapproachtopatchmanagement.Itprovidesagraphicaluserinterfaceaswellasacommandlineinterface.Whichtoolisit？（）
A. smpatch
B. Patchtool
C. Updatemanager
D. Patchmanager
AusercomplainsthathegetsthefollowingerrormessagerepeatedlyafterexecutingsomeSQLstatements.Theerrormessageforcestheusertologofffromandlogontothedatabasetocontinuehiswork.ORA-02392：exceededsessionlimitonCPUusage，youarebeingloggedoffWhichactionwouldyoutaketoincreasethesessionlimitonCPUusage？（）
A. Modifytheprofileassignedtotheuser.
B. Modifytherolesassignedtotheusers.
C. Modifytheobjectprivilegesassignedtotheuser.
D. Modifythesystemprivilegesassignedtotheusers.
E. ModifythevaluefortheRESOURCE_LIMITparameterintheparameterfile.
WebLogicNodeManagercanbeusedtomanagethelifecycleofWebLogicservers.WebLogicNodeManagerisinstalledandstarted（）.
A. PerMachine
B. PerDomain
C. PerManagedServer
D. PerAdminServer
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