YouworkasadatabaseadministratorforSupportcenter.cn.YourdatabaseisintheMOUNTstateandyouexecutethefollowingcommandtoopenitALTERDATABASEOPEN；Whattwoactionsareperformedasaresultofthiscommand？（）A.All control files are openedB.All redo files are openedC.The password file is openedD.The parameter file is openedE.All online data files are opened

1Z0-042

多项选择题

You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）

A.All control files are opened
B.All redo files are opened
C.The password file is opened
D.The parameter file is opened
E.All online data files are opened

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单项选择题 YouworkasadatabaseadministratorforSupportcenter.cn.Oneoftheusersessionswasterminatedabnormallyinthemiddleofatransaction.WhatdoesOracledatabasedotorecoverit？（）

多项选择题 YouworkasadatabaseadministratorforSupportcenter.cn.Yourlistenerprocess，L1，iscurrentlylisteningtothreedatabases：CertKINDB04，SupportCenterDB05andSupportCenterDB06.UsingDatabaseConfigurationAssistant（DBCA）youcreateonemoredatabase，SupportCenterDB07，andenabledynamicregistration.WhichtwocommandsofListenerControlUtility（lsnrct1）wouldyouusetodeterminewhetherthedynamicregistrationoccurredforthedatabase，SupportCenterDB07，withtheL1listenerprocess？（）

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