单项选择题
A. a list of all those files that have been deleted in the last two days
B. a list of all those files that have been recovered within the last two days
C. a list of all the expired backups and copies
D. a list of backups and copies that are outside the range covered by the current retention policy
单项选择题 YouhaveanAutomaticStorageManagement（ASM）instancemanagingthedatabasefilesofyourproductiondatabase.ThedatabasecontainsASMfilesandnon-ASMfiles.UsingRecoveryManager（RMAN），youmigratethecompleteproductiondatabasetousetheASMinstance.Whichstatementistrue？（）
单项选择题 OnMonday，youdroppedtheDEPTtablefromyourschemaandthenyoure-createdtheDEPTtableinyourschema.OnWednesday，youhavearequirementtorestoretheDEPTtablefromtherecyclebin.Whichstatementiscorrect？（）
多项选择题 YourproductiondatabaseisrunningintheARCHIVELOGmodeandtheARCnprocessisfunctional.Youhavetwoonlineredologgroups.Whichthreebackgroundprocesseswouldbeinvolvedwhenalogswitchhappens？（）