YouworkasadatabaseadministratorforSupportcenter.cn.YouhavesettheretentionperiodforAutomaticRepository（AWR）statisticstofourdaysandcollectionintervalto15minutes.YouwanttoviewthestatisticscollectedandstoredinAWRsnapshot.WhichtwomethodswouldyouusetoviewtheAWR
题目
YouworkasadatabaseadministratorforSupportcenter.cn.YouhavesettheretentionperiodforAutomaticRepository（AWR）statisticstofourdaysandcollectionintervalto15minutes.YouwanttoviewthestatisticscollectedandstoredinAWRsnapshot.WhichtwomethodswouldyouusetoviewtheAWRstatistics？（）
A.useenterprisemanager
B.useDBMS_SQLpackage
C.useDBMS_AWRpackage
D.usePRVT_WORKLOADpackage
E.querytheAWRsnapshotrepositoryobjects
F.useDBMS_WORKLOAD_REPOSITORYpackage