单项选择题
A.RESTORE
B.RECOVER
C.REPORT
D.BACKUP
单项选择题 WhatisthemaximumnumberofARCnprocessesthatcanbedefinedusingtheinitializationparameterLOG_ARCHIVE_MAX_PROCESSES？（）
单项选择题 Whichbackgroundprocessisresponsibleforwritingthedirtybuffersfromthewritelisttothedatafilesduringacheckpoint？（）
单项选择题 WhichofthefollowingstatementisincorrectregardingRMAN？（）