Mr. and Mrs. Green took a walk ______.
A.in the afternoon
B.after supper
C.early in the morning
第1题
A.setDB_FLASHBACK_RETENTION_TARGET=10800
B.createanewschedulerwindowforthetimeperiodof24hoursandusetheoptimizerstatistics
C.modifytheAutomaticWorkloadRepository(AWR)snapshottimeintervaltothreehoursanduseADDMfindings
D.specifyNewUndoRetentionasthreehoursandAnalysisTimeperiodasLastOneDayintheUndoAdvisorpageanduseitsrecommendations
第2题
A.blocklevel
B.objectlevel
C.schemalevel
D.segmentlevel
E.tablespacelevel
第3题
A.SegmentAdvisor
B.SQLTuningAdvisor
C.SQLAccessAdvisor
D.SegmentResourceEstimation
E.AutomaticDatabaseDiagnosticMonitor(ADDM)
第4题
A.DBMS_STATS
B.DBMS_ALERT
C.DBMS_SPACE
D.DBMS_MONITOR
E.DBMS_SERVER_ALERT
F.DBMS_SPACE_ADMIN
第5题
A.A
B.B
C.C
D.D
第6题
A.s.defaultReadObject();
B.this=s.defaultReadObject();
C.y=s.readInt();x=s.readInt();
D.x=s.readInt();y=s.readInt();
第7题
A.setSQL_TRACE=True
B.setUNDO_RETENTION=14400
C.setFAST_START_MTTR_TARGET=240
D.setLOG_CHECKPOINT_INTERVAL=240
E.setDB_FLASHBACK_RETENTION_TARGET=14400
F.settheRETENTIONGUARANTEEclausefortheundotablespace
第8题
A.YoumustuseOraclepredefinednamestoidentifyrawpartitionsthatwillholdOMF structures.
B.Youmustdefinedirectoriesfortwoonlineredologgroupsandthreecopiesofthecontrolfile.
C.IfyourCREATEDATABASEcommandfails,anyOMFdatabasefilesthathavealreadybeencreatedwillbedroppedautomatically.
D.YoumustuseonlyOMFdatafileswhenaddingnewtablespacesordatafilestoyourdatabaseinthefuture.
第9题
A.SYNCorASYNCtoidentifythenetworktransmissionmode.
B.LGWRorARCHtoidentifytheprimarydatabaseprocessresponsibleforsendingredoinformationtothestandby.
C.AFFIRMorNOAFFIRMtocontrolwhetherlogarchivingdiskwriteoperationsaretobeperformedsynchronouslyorasynchronously.
D.PROTECTEDorUNPROTECTEDtocontrolthedegreeofdivergenceanddatalossatthestandbydatabase.
第10题
A.sb1.append("abc");s1.append("abc");
B.sb1.append("abc");s1.concat("abc");
C.sb1.concat("abc");s1.append("abc");
D.sb1.concat("abc");s1.concat("abc");
E.sb1.append("abc");s1=s1.concat("abc");
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