单项选择题
A.parallel image copy backup
B.backup with MAXPIECESIZE configured for the channel
C.parallel backup with MAXPIECESIZE configured for the channel
D.intrafile parallel backup
单项选择题 Whatistheimplicationofthiscommand?（）
单项选择题 Whileperformingthebackupoftheflashrecoveryarea,younoticethatoneofthearchivedredologfilesismissing.Youhavemultipledestinationsforarchivedredologfiles.Whatimplicationsdoesithaveonthebackupoftheflashrecoveryarea?（）
单项选择题 WhichisthesourceusedbyAutomaticSQLTuningthatrunsaspartoftheAUTOTASKframework?（）