单项选择题
A.LOG_ARCHIVE_DEST
B.LOG_ARCHIVE_START
C.LOG_ARCHIVE_FORMAT
D.LOG_ARCHIVE_MAX_PROCESSES
单项选择题 YourdatabaserunsinNOARCHIVELOGmode，andisbackedupeverynightusingRMANscripts.However，lastnightyourassistantDBAperformedamanualoperatingsystembackup，insteadofrunningthescripts.Todayyourdatabasecrashedandyounowwanttousethebackupsfromlastnight.Whatdoyouneedtodo？（）
单项选择题 Whichfilesmustbesynchronizedinorderforadatabasetostart？（）
多项选择题 Whichthreestatementsaretrueaboutdatabaserecoveryoperations？（）