单项选择题
A.The command will not execute successfully because TIMEOUT is an invalid clause with the ALTER DATABASE ENABLE RESUMABLE command.
B. The command will not execute successfully because resumable space allocation is enabled at the session level.
C. The command will execute successfully and resumable space will be allocated at the session level.
D. The command will execute successfully and resumable space will be allocated at the instance level.
单项选择题 YouareaDBAofyourcompany.YoucreatedadatabasenamedSALESonanOracle10ginstance.YouhavedefinedanindexnamedINDEX1onthedatabasetablenamedINVENTORY.UsersarecomplainingthatqueriesaccessingtheINVENTORYtablearerunningslow.UponinvestigationyoudeterminethatthetablespacewheretheindexislocatedisexperiencinghighI/Oandyoudecidetorelocatetheindextoanothertablespace.Whichofthesewillbethebestwaytoaccomplishthisobjective？（）
单项选择题 Inwhichscenariowillyoucreateahashcluster？（）
单项选择题 Theperformanceofyourdatabaseisaffectedbythepresenceoftwologmembersineachonlineredologgroupandtheplacementofredologmembersofagrouponthesamedisk.Youdecidetoplacetheredologmembersofagrouponseparatedisks.Whichviewwillyouquerytofindthenameandlocationofalltheonlineredologmembers？（）