Oracle 11g 052题库解析1

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For your ORCL database. 1.The instance is started using an spfile. 2.The database is opened. 3.It is in ARCHIVELOG mode. 4.CONTROL FILE AUTOBACKUP IS ON. Examine this command: RMAN> backup as copy datafile ‘users01.dbf’,’example01.dbf’; Which four files are backed up? A.spfile B.undo01.dbf C.users01.dbf D.archivelogs E.sysaux01.dbf F.control file G.system01.dbf H.example01.dbf 正确答案:ACFH 解析:当打开controlfile autobackup is on的时候,执行任何备份任务,都会自动备份spfile和control文件。

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