单项选择题

Toperformmanagementactivities，eachdomainrequiresitsown（）

A.AdministrationServer
B.ConfigurationWizard
C.AntTask
D.NodeServer
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ViewtheExhibittoexaminetheoutputoftheDBA_OUTSTANDING_ALERTSview.After30minutes，youexecutedthefollowingcommand：SQL>SELECTreason，metric_valueFROMdba_outstanding_alerts；REASONMETRIC_VALUE------------------------------------------------------------------------Tablespace[TEST]is[28percent]full28.125Whatcouldbethereasonfortheeliminationoftheotherrowsintheoutput（）A.AnAutomaticWorkloadRepositorysnapshothasbeentakenrecently.B.Thenon-threshold-basedalertsaretransferredtoDBA_ALERT_HISTORY.C.ThethresholdalertsconditionsareclearedandthealertsaretransferredtoDBA_ALERT_HISTORY.D.ThethresholdalertsrelatedtodatabasemetricsarepermanentlystoredinDBA_ALERT_HISTORYbutnotthethresholdalertsrelatedtoinstancemetrics.
A.After30minutes，youexecutedthefollowingcommand：SQL>SELECTreason，metric_valueFROMdba_outstanding_alerts；REASONMETRIC_VALUE------------------------------------------------------------------------Tablespace[TEST]is[28percent]full28.125Whatcouldbethereasonfortheeliminationoftheotherrowsintheoutput（）
A.AnAutomaticWorkloadRepositorysnapshothasbeentakenrecently.
B.Thenon-threshold-basedalertsaretransferredtoDBA_ALERT_HISTORY.
C.ThethresholdalertsconditionsareclearedandthealertsaretransferredtoDBA_ALERT_HISTORY.
D.ThethresholdalertsrelatedtodatabasemetricsarepermanentlystoredinDBA_ALERT_HISTORYbutnotthethresholdalertsrelatedtoinstancemetrics.
单项选择题
WhichtypeofPL／SQLconstructwouldyouusetoautomaticallycorrecttheerrorresultingfromastatementthatwassuspendedduetoaspace－relatedproblem？（）
A.functions
B.package
C.procedure
D.databasetrigger
E.anonymousPL/SQLblock
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