WhilecreatingaschedulerwindowusingtheDBMS_SCHEDULERpackage,auserloggedinasDBMGRgetstheerrormessageinsufficientprivileges?Whichtwocommandswouldyouusetoresolvethiserror?()
A. GRANTdbaTOdbmgr;
B. GRANTconnectTOdbmgr;
C. GRANTresourceTOdbmgr;
D. GRANThs_admin_roleTOdmbgr;
E. GRANTmanageschedulerTOdbmgr;
YourdatabaseisintheNOARCHIVELOGmode.Sincelastnight’sofflinebackup,thelogsingroup1havebeenwrittentotwice.Thismorning,theSYSTEMdatafilehasbecomecorrupted.Uptowhatpointcanitberecovered?()
A. untilthelastcommit
B. cannotberecovered
C. untilthelastofflinebackup
D. untilthebeginningofthelasttransaction
WhichthreemethodscanyouusetorunanAutomaticDatabaseDiagnosticMonitor(ADDM)analysisoveraspecifictimeperiod?()
A. EnterpriseManagerGUI
B. DBMS_TRACEpackageAPIs
C. DBMS_ADVISORpackageAPIs
DBMS_MONITORpackageAPIs
E. $ORACLE_HOME/rdbms/admin/addmrpt.sqlscript
“万有引力定律”是由谁发现的?()
A. 莱布尼茨
B. 伽利略
C. 牛顿
D. 爱因斯坦