单项选择题
A.log01.log B.logORCL01.log C.1_2.logALTER ROLLBACK SEGMENT D.ora_1_asdf1234.log
WhichofthefollowingoperationsdoesnotrequireOracletostor...
单项选择题Which of the following operations does not require Oracle to store information in an UNDO segments as part of the transaction?（）
A.INSERT B.SELECT C.UPDATE D.DELETE
Toallocateanotherroletoauser,whichcommandismostappropri...
单项选择题To allocate another role to a user, which command is most appropriate?（）
A.ALTER USER B.ALTER DATABASE C.ALTER SYSTEM D.GRANT
Youareattemptingtoclearanunarchivedredologfile.Inordert...
单项选择题You are attempting to clear an unarchived redo log file. In order to manually enact a log switch, which of the following statements is appropriate?（）
A.ALTER DATABASE B.ALTER SYSTEM C.ALTER USER D.ALTER REDO LOG
