WhichRMANbackupcommandisusedtocreatetheblock－changetrackingfile?()A.alterdatabasecreateblockchangetrackingfileB.alterdatabaseenableblockchangefileC.alterdatabaseenableblockchangetrackingusingfile，/ora01/opt/block_change_tracking.filD.altersystemenablebloc
题目
WhichRMANbackupcommandisusedtocreatetheblock－changetrackingfile?()
A.alterdatabasecreateblockchangetrackingfile
B.alterdatabaseenableblockchangefile
C.alterdatabaseenableblockchangetrackingusingfile，/ora01/opt/block_change_tracking.fil
D.altersystemenableblockchangetrackingusingfile’/ora01/opt/block_change_tracking.fil’
E.altersystemblockchangetrackingon
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参考答案和解析
参考答案：C