單項選擇題

A developer is designing the presentation tier for a web application that relies on a complex session bean.The session bean is still being developed and the APIs for it are NOT finalized. Any changes to the sessionbean API directly impacts the development of the presentation tier.
Which design pattern provides a meansto manage the uncertainty in the API？（）

A.View Helper
B.Front Controller
C.Composite View
D.Intercepting Filter
E.Business Delegate

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Which two are characteristics of the Front Controller pattern？（）

A.It simplifies remote interfaces to distributed objects.
B.It promotes cleaner application partitioning and encourages reuse.
C.It provides an initial point of contact for handling all related requests.
D.It reduces maintainability due to the increased complexity of the design.
E.It provides loosely coupled handlers that can be combined in various permutations.

單項選擇題

A developer is designing a web application that must support multiple interfaces， including：
an XML web service for B2B HTML for web-based clients WML for wireless customers.
Which designpattern provides a solution for this problem？（）

A.Session Facade
B.Business Delegate
C.Data Access Object
D.Model-View-Controller
E.Chain of Responsibility

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你可能感興趣的試題

Which two are characteristics of the Front Controller pattern？（）

A developer is designing a web application that must support multiple interfaces， including： an XML web service for B2B HTML for web-based clients WML for wireless customers. Which designpattern provides a solution for this problem？（）

Which two are characteristics of the Front Controller pattern？（）

A developer is designing a web application that must support multiple interfaces， including：
an XML web service for B2B HTML for web-based clients WML for wireless customers.
Which designpattern provides a solution for this problem？（）