YouareworkingasaDatabaseAdministrator.Despite&en YouareworkingasaDatabaseAdministrator.Despitehavingapasswordinthedatadictionaryaschange_on_install，youalwayslogontothedatabaseMYNEWDBusingoperatingsystemauthentication.Yourorganizationisplanningtorecruittwojunior-levelDBAs.YoudecidetoenableremoteauthenticationinyourdatabasesothatthenewDBAscanlogontothedatabasefromtheirworkstationstocarryoutadministrativetasks.ToallowthenewDBAstoperformtheadministrativetasks，youcreateapasswordfileonthedatabaseserverusingthefollowingcommand：ORAPWDfile=d：\oracle\ora9i\orapwU01password=adminentries=4Aftercreatingthepasswordfile，youremovetheoperatingsystemauthenticationandchangethevalueoftheREMOTE_LOGIN_PASSWORDFILEparametertoEXCLUSIVE.YoualsocreateanetservicenameasMYNEWDBthatallowsthenewDBAstoconnecttothedatabaseserverfromtheirworkstationsusingthisnetservicename.Whichcommandmustyouusetoconnecttothedatabasetostartit？（）

YouareworkingasaDatabaseAdministrator.Despite&en

YouareworkingasaDatabaseAdministrator.Despitehavingapasswordinthedatadictionaryaschange_on_install，youalwayslogontothedatabaseMYNEWDBusingoperatingsystemauthentication.Yourorganizationisplanningtorecruittwojunior-levelDBAs.YoudecidetoenableremoteauthenticationinyourdatabasesothatthenewDBAscanlogontothedatabasefromtheirworkstationstocarryoutadministrativetasks.

ToallowthenewDBAstoperformtheadministrativetasks，youcreateapasswordfileonthedatabaseserverusingthefollowingcommand：

ORAPWDfile=d：\oracle\ora9i\orapwU01password=adminentries=4

Aftercreatingthepasswordfile，youremovetheoperatingsystemauthenticationandchangethevalueoftheREMOTE_LOGIN_PASSWORDFILEparametertoEXCLUSIVE.YoualsocreateanetservicenameasMYNEWDBthatallowsthenewDBAstoconnecttothedatabaseserverfromtheirworkstationsusingthisnetservicename.Whichcommandmustyouusetoconnecttothedatabasetostartit？（）

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