Youhavealistenerprocess，L1，currentlylisteningfortheconnectionstothePRODandADMINdatabases.Youcreateanewdatabase，PAY，usingCREATEDATABASE..command.Youhavenotenableddynamicinstanceregistration.YoumodifiedtheLISTENER.ORAfilemanuallytoincludePAYdatabaseforL1listenerprocess.WhichcommandofListenercontrolutility（LSNRCTL）wouldyouusetoenableL1processtostartlisteningfortheconnectionstothePAYdatabasewithoutdisruptinganyexistingdatabasecommunications？（）
A.START
B.RELOAD
C.RESTART
D.REFRESH
E.STARTL1
F.RELOADL1
G.RESTARTL1
H.REFRESHL1

A.Thereisabusinessrequirementtotrackandstorealltransactionsforatleastthreeyearsforafewtablesinthedatabase.Automaticundomanagementisenabledinthedatabase.Whichconfigurationshouldyouusetoaccomplishthistask？（）
A.EnableFlashbackDataArchiveforthetables.
B.Specifyundoretentionguaranteeforthedatabase.
C.Enablesupplementalloggingforthedatabase.
D.QueryV$UNDOSTATtodeterminetheamountofundothatwillbegeneratedandcreateanundo
E.
F.CreateFlashbackDataArchiveonthetablespaceonwhichthetablesarestored.

A.YouneedtoinstallaseparatenodemanagerforeachMiddlewareHomethathasauniquemajorandminorWebLogicVersionNumber.
B.YouneedtoinstallandconfigureonlyoneinstanceofNodeManagerforallproducts,regardlessoftheWebLogicversionnumber.
C.YouneedtoinstallandconfigureaseparateNodeManagerforeachdomainofeachproductyouwanttorunonthemachine.
D.YouneedtoinstalloneNodeManagerbutuseseparateSSLcertificatesforeachproductwhensearchingthenetworkcommunicationtothemachine