问答题

Adeveloperwantsawebapplicationtobenotifiedwhentheapplicationisabouttobeshutdown.Which twoactionsarenecessarytoaccomplishthisgoal？（）

A.IncludealistenerdirectiveinaJSPpage
B.configurealistenerintheTLDfileusingtheelement
C.Includeaelementinthewebapplicationdeploymentdescriptor
D.configurealistenerintheapplicationdeploymentdescriptor，usingtheelement
E.IncludeaclassimplementingServletContextListeneraspartofthewebapplicationdeploymen

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问答题

AnInterfaceisaninterface.AnAdapter0isanon-abstract，non-finalclasswithazeroargumentconstructor.AnAdapterlisanon-abstract，non-finalclasswithoutazeroargumentconstructor，butwithaconstructorthattakesoneintargument.Whichtwoconstructananonymousinnerclass（）？
A.AnAdapter1aa=newAnAdapter1（）{}
B.AnAdapter0aa=newAnAdapter0（）{}
C.AnAdapter0aa=newAnAdapter0（5）{}
D.AnAdapter1aa=newAnAdapter1（5）{}
E.AnInterfaceai=newAnlnterface（5））{}

A.AnAdapter0isanon-abstract，non-finalclasswithazeroargumentconstructor.AnAdapterlisanon-abstract，non-finalclasswithoutazeroargumentconstructor，butwithaconstructorthattakesoneintargument.Whichtwoconstructananonymousinnerclass（）？
A.AnAdapter1aa=newAnAdapter1（）{}
B.AnAdapter0aa=newAnAdapter0（）{}
C.AnAdapter0aa=newAnAdapter0（5）{}
D.AnAdapter1aa=newAnAdapter1（5）{}
E.AnInterfaceai=newAnlnterface（5））{}

问答题

Given：1.publicclassMethodOver{2.publicvoidsetVar（inta，intb，floatc）{3.}4.}WhichtwooverloadthesetVarmethod（）？

A.privatevoidsetVar（inta，floatc，intb）{}
B.protectedvoidsetVar（inta，intb，floatc）{}
C.publicintsetVar（inta，floatc，intb）{returna：}
D.publicintsetVar（inta，intb，floatc）{returna：}
E.protectedfloatsetVar（inta，intb，floatc）{returnc：}