单项选择题

Given a portion of a valid Java EE web application’s directory structure： MyApp |
|-- File1.html
|
|-- Directory1
||-- File2.html|
|-- META-INF
|-- File3.html
You want to know whether File1.html， File2.html， and/or File3.html will be directly accessible by your webclient’s browsers.
Which statement is true？（）

A.All three files are directly accessible.
B.Only File1.html is directly accessible.
C.Only File2.html is directly accessible.
D.Only File3.html is directly accessible.
E.Only File1.html and File2.html are directly accessible.

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热门试题

单项选择题A developer is designing a multi-tier web application and discovers a need to hide the details of establishingand maintaining remote communications from the client. In addition， because the business and resourcetiers are distributed， the application needs to minimize the inter-tier network traffic related to servicing clientrequests. Which design patterns， working together， address these issues？（）

A.Front Controller and Transfer Object
B.Front Controller and Service Locator
C.Business Delegate and Transfer Object
D.Business Delegate and Intercepting Filter

多项选择题A developer is designing a multi-tier web application and discovers a need to log each incoming clientrequest. Which two patterns， taken independently， provide a solution for this problem？（）

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

单项选择题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

多项选择题WhichtwoarecharacteristicsoftheFrontControllerpattern？（）

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.

单项选择题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