单项选择题
A.DB_CREATE_FILE_DEST
B.DB_CREATE_ONLINE_LOG_1
C.DB_CREATE_ONLINE_LOG_2
D.The directory is an operating system-specific default value in Oracle that can neigher be specified manually nor changed
单项选择题 YouaremanagingtheOracledatabase.WhichofthefollowingchoicescorrectlyidentifieswhenOraclereadsthecontentsoftheinit.orafile?（）
单项选择题 AuserissuesaSELECTcommandagainsttheOracledatabase.WhichofthefollowingchoicesdescribesastepthatOraclewillexecuteinsupportofthisstatement?（）
单项选择题 Youhavealong-runningprocessyouwanttoassigntoaspecificUNDOsegmentbroughtonlineforthatexpresspurpose.YouarenotusingautomaticUNDOmanagement.Whatstatementcanbeusedforthistask?（）