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YouaremaintainingyourdatabaseinOracle10g.YouhavesetthevalueoftheSTATISTICS_LEVELinitializationparametertoTYPICALandthevalueoftheFAST_START_MTTR_TARGETparameterto900seconds.Toincreasetheperformanceofthedatabase，youwanttodeterminethelogfilesizethatshouldequaltheminimumsizeofalltheonlineredologfiles.Whichcolumnwillenableyoutoperformthedesiredtask？（）

A. theWRITES_LOGFILE_SIZEcolumnoftheV$INSTANCE_RECOVERYview
B. thecolumnoftheV$INSTANCE_RECOVERYview
C. theOPTIMAL_LOGFILE_SIZEcolumnoftheV$INSTANCE_RECOVERYview
D. theLOG_FILE_SIZE_REDO_BLKScolumnoftheV$INSTANCE_RECOVERYview

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Theperformanceofyourdatabaseisaffectedbythepresenceoftwologmembersineachonlineredologgroupandtheplacementofredologmembersofagrouponthesamedisk.Youdecidetoplacetheredologmembersofagrouponseparatedisks.Whichviewwillyouquerytofindthenameandlocationofalltheonlineredologmembers？（）

A. V$LOG
B. V$LOGFILE
C. DBA_LOG_GROUPS
D. V$LOG_HISTORY

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WhenmanuallyconfiguringtheSGA，whichofthefollowingparameterchangesrequiresaninstancerestarttotakeeffect？（）"FirstTest，FirstPass"-www.lead2pass.com97Oracle1Z0-053Exam

A. DB_CACHE_SIZE
B. SHARED_POOL_SIZE
C. LARGE_POOL_SIZE
D. JAVA_POOL_SIZE
E. SGA_MAX_SIZE
F. SORT_AREA_SIZE

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ThedatabaseusersareconnectingtothePRODdatabasefromdifferentapplications，therebydegradingthedatabaseperformance.Theseniordatabaseadministratorsuspectsthelargenumberofconcurrentconnectionstobethereasonforlowperformanceandasksyoutorestrictthenumberconcurrentconnectionsperdatabaseusertoone.Whichactionwouldyoutaketoachievethisobjective？（）

A. settheSESSIONSto1intheparameterfile
B. grantSINGLESESSIONprivilegetoalloftheusers
C. settheSESSIONS_PER_USERto1intheusers’profile
D. grantRESTRICTEDSESSIONprivilegetoallofthedatabaseusers
E. createarolewithSINGLESESSIONprivilegeandassigntheroletotheusers

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TheDatabaseResourceManagerisnotcurrentlyactiveinyourdatabasethatisupandrunning.YoucreatedaresourceplannamedDAY_PLANthatcontainstwosub-plansnamedMANAGERS_PLANandCLERKS_PLAN.YoudecidedtoactivateDAY_PLANbyexecutingthefollowingstatement：SQL>ALTERSYSTEMSETRESOURCE_MANAGER_PLAN=’managers_plan’；Whatwillbetheoutcomeofthisstatement？（）

A. ThestatementwilldeactivateDAY_PLAN.
B. ThestatementwillactivateDAY_PLANasthetopplan.
C. ThestatementwillactivateMANAGERS_PLANasthetopplan.
D. ThestatementwillreturnanerrorbecauseMANAGERS_PLANisnotthetopplan.

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A. theWRITES_LOGFILE_SIZEcolumnoftheV$INSTANCE_RECOVERYview B. thecolumnoftheV$INSTANCE_RECOVERYview C. theOPTIMAL_LOGFILE_SIZEcolumnoftheV$INSTANCE_RECOVERYview D. theLOG_FILE_SIZE_REDO_BLKScolumnoftheV$INSTANCE_RECOVERYview

Theperformanceofyourdatabaseisaffectedbythepresenceoftwologmembersineachonlineredologgroupandtheplacementofredologmembersofagrouponthesamedisk.Youdecidetoplacetheredologmembersofagrouponseparatedisks.Whichviewwillyouquerytofindthenameandlocationofalltheonlineredologmembers？（）

WhenmanuallyconfiguringtheSGA，whichofthefollowingparameterchangesrequiresaninstancerestarttotakeeffect？（）"FirstTest，FirstPass"-www.lead2pass.com97Oracle1Z0-053Exam

A. theWRITES_LOGFILE_SIZEcolumnoftheV$INSTANCE_RECOVERYview
B. thecolumnoftheV$INSTANCE_RECOVERYview
C. theOPTIMAL_LOGFILE_SIZEcolumnoftheV$INSTANCE_RECOVERYview
D. theLOG_FILE_SIZE_REDO_BLKScolumnoftheV$INSTANCE_RECOVERYview