单项选择题
A.1,2,3
B.2,3,1
C.3,2,1
D.There is no precedence between RUN and the RMAN prompt. Each will override CONFIGURE in the session.
多项选择题 Inasharedserverconfiguration，whichtwodescribetheactionsthatthelistenercantaketoserviceaclientrequest？（）
单项选择题 Twodatafileshavebeendeletedattheoperatingsystemlevelbyaccident.YourdatabaseisrunninginARCHIVELOGmodeandonlinebackupsaretakennightly.OneofthedatafilesthathasbeendeletedbelongstotheUSERStablespaceontheotherbelongstotheSYSTEMtablespace.Howcanyourecoverfromthissituation？（）
单项选择题 YourcompanydecidedtostartusingRMANinitsbackupstrategy.Previouslyyourcompanyusedoperatingsystemfilecopies.WhichcommandisusedtomakeRMANawareofexistingbackupsmadebycopyingfilesattheoperatingsystem？（）