单项选择题
During regular database operation, which background process will take smaller blocks of free space in a dictionary-managed tablespace and move things around to make bigger pieces of free space?（）
A.DBW0
B.LGWR
C.ARCH
D.SMON
E.PMON
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Youareconfiguringyourindextobestoredinatablespace.WhichofthefollowingstorageparametersareNOTappropriateforindexes?（）
A.OPTIMAL
B.INITIAL
C.PCTINCREASE
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ouareimplementingcontrolfilemultiplexing.WhichofthefollowingchoicesidentifiesthemethodyoucanuseinordertogeneratethecontrolfilecopiesthatOraclewillmaintain?（）
A.Issue ALTER DATABASE BACKUP CONTROLFILE TO filename
B.Make a copy of the control file with the database shut down
C.Issue ALTER DATABASE BACKUP CONTROLFILE TO trace
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单项选择题
YouareidentifyingdictionaryobjectsintheOracledatabase.Whichofthefollowingisaviewinthedatadictionary?（）
A.V$DATABASE
B.DBA_TABLES
C.SYSAUD$
D.EMP
