A.BusinessDelegateandTransferObject
B.BusinessDelegateandServiceLocator
C.FrontControllerandBusinessDelegate
D.InterceptingFilterandTransferObject
第1题
A.whenasessioniscreated
B.afteraservletisdestroyed
C.whenasessionhastimedout
D.whenacookiehasbeencreated
E.whenaservlethasforwardedarequest
F.whenasessionattributevalueischanged
第2题
A.SessionFacade
B.BusinessDelegate
C.DataAccessObject
D.Model-View-Controller
E.ChainofResponsibility
第3题
ServletAreceivesarequestthatitforwardstoservletBwithinanotherwebapplicationinthesamewebcontainer.ServletAneedstosharedatawithservletBandthatdatamustnotbevisibletootherservletsinA’swebapplication.InwhichobjectcanthedatathatAshareswithBbestored?()
A.HttpSession
B.ServletConfig
C.ServletContext
D.HttpServletRequest
E.HttpServletResponse
第4题
AdeveloperisdesigningawebapplicationwhichextensivelyusesEJBsandJMS.ThedeveloperfindsthatthereisalotofduplicatedcodetobuildtheJNDIcontextstoaccessthebeansandqueues.Further,becauseofthecomplexity,therearenumerouserrorsinthecode.WhichJ2EEdesignpatternprovidesasolutionforthisproblem?()
A.Command
B.TransferObject
C.ServiceLocator
D.SessionFacade
E.BusinessDelegate
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