单项选择题
A.until SCN
B.until time
C.until cancel
D.using backup control file
单项选择题 Whichofthefollowingenvironmentvariablesspecifiesanon-defaultlocationforthelistenerconfigurationfile?()
单项选择题 Whichofthefollowingpackagesmaintainsinformationintherecoverycatalog?()
单项选择题 WhichoneofthefollowingRMANcommandsisusedtoregisterthedatabasefileswithrepositorythatwerebackedupusingO/Scommands?()