单项选择题

YouworkasadatabaseadministratorforCertkiller.com.YouwanttobenotifiedwhenthenumberofdiskI/Oincreasesby10%ofwhatitwasyesterday.Youcreateabaselinemetricforyesterday’sdiskI/Operformance.Howdoyouusethebaselinemetricstoachieveyourobjective？（）
A.Savethebaselineinthedatabase
B.SavethebaselineintheDatabaseControlHomePage
C.CreateaproceduretoreadandapplythebaselinetodiskI/Ometrics
D.ApplythebaselinetothediskI/OmetricsintheMangeMetricspage
E.AlterthediskI/OmetricstoincludebaselinebyusingtheALTERMETRICScommnd

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单项选择题
YouworkasadatabaseadministratorforCertkiller.com.IntheCertkillerPRODUCTIONdatabaseyouhavegrantedRESUMABLEsystemprivilegetotheCONNECTrole.Resumablespaceoperationhasbeenenabledforallusersession.YouwantusersNOTtobeawareofanykindofspace-relatedproblemswhileperformingtransactions.Instead，youwanttheproblemtoberesolvedbyadatabasetriggerautomatically.Whichcombinationoftriggeringtimeandeventwouldyouusetoachievethisobjective？（）A.AFTERCREATEB.AFTERSUSPENDC.BEFORECREATED.AFTERTRUNCATEE.BEFORESUSPENDF.AFTERINSERTORDELETEORDELETEG.BEFOREINSERTORDELETEORDELETE

A.com.IntheCertkillerPRODUCTIONdatabaseyouhavegrantedRESUMABLEsystemprivilegetotheCONNECTrole.Resumablespaceoperationhasbeenenabledforallusersession.YouwantusersNOTtobeawareofanykindofspace-relatedproblemswhileperformingtransactions.Instead，youwanttheproblemtoberesolvedbyadatabasetriggerautomatically.Whichcombinationoftriggeringtimeandeventwouldyouusetoachievethisobjective？（）
A.AFTERCREATE
B.AFTERSUSPEND
C.BEFORECREATE
D.AFTERTRUNCATE
E.BEFORESUSPEND
F.AFTERINSERTORDELETEORDELETE
G.BEFOREINSERTORDELETEORDELETE
单项选择题
YourtestdatabaseisrunninginNOARCHIVELOGmode.Whichstatementistrueregardingthetypeofbackupsthatcanbeperformedonthedatabase（）

A.Youcanperformonlinewholedatabasebackups.
B.Youcanperformofflinewholedatabasebackups.
C.Youcannotperformschema-levelexport/importoperations.
D.YoucanperformthebackupofonlytheSYSTEMtablespacewhenthedatabaseisopen.
单项选择题
YouworkasadatabaseadministratoratCertkiller.com.YourproductiondatabaseusesanAutomaticStorageManagement（ASM）instancetomanageitsfiles.YouwanttoaddanewdiskgrouptotheASMinstancetomanagetheincreaseddataload.WhatactionwouldyouperformtoincludethenewdiskgroupintheASMinstancewithoutcausinganyimpactonthecurrentlyconnectedusers？（）A.mountthenewdiskgroupintheASMinstanceB.restarttheASMinstanceandtheproductiondatabaseinstanceC.registerthenewdiskgroupsintheproductiondatabaseinstanceD.restarttheASMinstancewithoutrestartingtheproductiondatabaseinstanceE.includethenewdiskgroupintheASM_DISKSTRINGparameterintheparameterfileandrestarttheASMinstance

A.com.YourproductiondatabaseusesanAutomaticStorageManagement（ASM）instancetomanageitsfiles.YouwanttoaddanewdiskgrouptotheASMinstancetomanagetheincreaseddataload.WhatactionwouldyouperformtoincludethenewdiskgroupintheASMinstancewithoutcausinganyimpactonthecurrentlyconnectedusers？（）
A.mountthenewdiskgroupintheASMinstance
B.restarttheASMinstanceandtheproductiondatabaseinstance
C.registerthenewdiskgroupsintheproductiondatabaseinstance
D.restarttheASMinstancewithoutrestartingtheproductiondatabaseinstance
E.includethenewdiskgroupintheASM_DISKSTRINGparameterintheparameterfileandrestarttheASMinstance