单项选择题
A. MOUNT mode
B. RESTRICTED mode
C. OPEN mode
D. NOMOUNT mode
单项选择题 InwhichsituationareyouNOTrequiredtoperformanincompleterecovery？（）
单项选择题 Inwhichscenariowillyouperformacancel-basedrecovery？（）
单项选择题 YouaremaintainingthePRODdatabaseforNetFxCorporation.Youhaveconfiguredcontrolfileautobackupinyourdatabase.At6：00P.M.onMonday，youissuethefollowingcommand：RMAN>BACKUPDATABASE；At8：00A.M.onTuesday，youareunabletostartthedatabasebecauseallthecontrolfilesaremissing.YoudecidetorestorethecontrolfilesfromthebackupbyusingtheRMAN>RESTORECONTROLFILEFROMAUTOBACKUP；command.WhichoperationshouldyouperformbeforeusingtheRMAN>RESTORECONTROLFILEFROMAUTOBACKUP；command？（）