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计算机考试试题及答案解析

单项选择题

Verysoonyouwillbeperformingmaintenanceoperations.Youwouldhaveseveraljobstorunassoonasthemaintenanceperiodstarts.Whichmethodwouldyouusetocreatejobswithoutspecifyingthetimeperiodwhenthejobshouldberun？（）
A.useDBMS_IJOBpackage
B.useOracleScheduler
C.useDBMS_JOBpackage
D.useOracleDataPumpExportandImport
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单项选择题 YouexecutedtheSTARTUPMOUNTcommandtostartyourdatabase.ForwhichdatabaseoperationdoyouneedtostartthedatabaseintheMOUNTstate？（）

单项选择题 Whenyoutrytoopenyourdatabase，youreceivethefollowingerror：ORA－00205：errorinidentifyingcontrolfileWherewouldyoufindthedetailsrequiredtoresolvethiserror？（）

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