单项选择题
Which command would you use to determine what database backups are currently available for restore?（）
A.list database backup B.report database backup C.list backup of database D.list summary backup E.report backup of database
单项选择题 YouareusingRMANtobackupyourARCHIVELOGmodedatabase.Youhaveenabledcontrol-fileautobackups.WhichfilesarenotbackedupduringtheRMANbackup?（）
单项选择题 Whichcommandwillrestorealldatafilestothedate9/30/2008at18:00hours?（）
单项选择题 Whatcommandwouldyouissuetoenableautomatedbackupsofcontrolfiles?（）
