单项选择题

WhichtypeofPL／SQLconstructwouldyouusetoautomaticallycorrecttheerrorresultingfromastatementthatwassuspendedduetoaspace－relatedproblem？（）

A.functions
B.package
C.procedure
D.databasetrigger
E.anonymousPL/SQLblock
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单项选择题
YoucreateadatablockbasedonarelationtablecontainingaREFcolumn.YouselecttheREFcolumnforyourformmodule.WhichstatementabouttheREFcolumnistrue?（）
A.Itiscreatedasanondisplayitem.
B.TheLockRecordpropertyissettoYes.
C.Itcannotbereferencedinitemleveltriggers.
D.Itisplacedonthecanvaswiththehighestsequencenumber.
单项选择题
Youhavealistenerprocess，L1，currentlylisteningfortheconnectionstothePRODandADMINdatabases.Youcreateanewdatabase，PAY，usingCREATEDATABASE..command.Youhavenotenableddynamicinstanceregistration.YoumodifiedtheLISTENER.ORAfilemanuallytoincludePAYdatabaseforL1listenerprocess.WhichcommandofListenercontrolutility（LSNRCTL）wouldyouusetoenableL1processtostartlisteningfortheconnectionstothePAYdatabasewithoutdisruptinganyexistingdatabasecommunications？（）A.STARTB.RELOADC.RESTARTD.REFRESHE.STARTL1F.RELOADL1G.RESTARTL1H.REFRESHL1
A.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
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