多項(xiàng)選擇題

Which two are characteristics of the Transfer Object design pattern？（）

A.It reduces network traffic by collapsing multiple remote requests into one.
B.It increases the complexity of the remote interface by removing coarse-grained methods.
C.It increases the complexity of the design due to remote synchronization and version control issues.
D.It increases network performance introducing multiple fine-grained remote requests which return verysmall amounts of data.

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單項(xiàng)選擇題

The Squeaky Bean company has decided to port their web application to a new J2EE 1.4 container. Whilereviewing the application， a developer realizes that in multiple places within the current application， nearlyduplicate code exists that finds enterprise beans.
Which pattern should be used to eliminate this duplicatecode？（）

A.Transfer Object
B.Front Controller
C.Service Locator
D.Intercepting Filter
E.Business Delegate
F.Model-View-Controller

單項(xiàng)選擇題

A developer is designing a web application that must verify for each request： The originating request is froma trusted network.
The client has a valid session.The client has been authenticated.
Which design pattern provides a solution in this situation？（）

A.Transfer Object
B.Session Facade
C.Intercepting Filter
D.Template Method
E.Model-View-Controller

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Which two are characteristics of the Transfer Object design pattern？（）

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A developer is designing a web application that must verify for each request： The originating request is froma trusted network. The client has a valid session.The client has been authenticated. Which design pattern provides a solution in this situation？（）

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Which two are characteristics of the Transfer Object design pattern？（）

A developer is designing a web application that must verify for each request： The originating request is froma trusted network.
The client has a valid session.The client has been authenticated.
Which design pattern provides a solution in this situation？（）