题目内容

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

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.

Which Scheduler view(s) can be queried to see which jobs are currently executing? ()

A. DBA_SCHEDULER_JOB_RUN_DETAILS
B. DBA_SCHEDULER_RUNNING_JOBS DBA
C. DBA_SCHEDULER_CURRENT_JOBS
DBA_SCHEDULER_JOBS DBA
E. DBA_SCHEDULER_EXECUTING_JOBS

Which DBMS_SCHEDULER procedures can be used to enable a program?()

A. ENABLE启用
B. ENABLE_PROGRAM
C. VALIDATE_PROGRAM
D. SET_ATTRIBUTE设置属性
E. SET_ENABLED

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