单选题A developer is designing a multi-tier web application and discovers a need to log each incoming client request. Which two patterns， taken independently， provide a solution for this problem？ （）ATransfer ObjectBService LocatorCFront ControllerDIntercepti

题目
单选题
A developer is designing a multi-tier web application and discovers a need to log each incoming client request. 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

F

 Model-View-Controller

相似考题

1. A developer has created a web application that includes a servlet for each use case in the application.These servlets have become rather difficult to maintain because the request processing methods havebecome very large. There is also common processing code in many servlets because these use cases arevery similar. Which two design patterns can be used together to refactor and simplify this web application？（）A、ProxyB、View HelperC、Front ControllerD、Session FacadeE、Business DelegateF、Model-View-Controller

2. 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 ObjectB、Front Controller and Service LocatorC、Business Delegate and Transfer ObjectD、Business Delegate and Intercepting Filter

3. Squeaky Beans Inc. hired an outside consultant to develop their web application. To finish the job quickly， the consultant created several dozen JSP pages that directly communicate with the database. The Squeaky business team has since purchased a set of business objects to model their system， and the Squeaky developer charged with maintaining the web application must now refactor all the JSPs to work with the new system.  Which pattern can the developer use to solve this problem？（）A、 Transfer ObjectB、 Service LocatorC、 Intercepting FilterD、 Business Delegate

4. 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 ObjectB、Session FacadeC、Intercepting FilterD、Template MethodE、Model-View-Controller

更多“单选题A developer is designing a multi-tier web application and discovers a need to log each incoming client request. Which two patterns， taken independently， provide a solution for this problem？ （）A  Transfer ObjectB  Service LocatorC  Front ControllerD  In”相关问题

  • 第1题：

    A developer is designing a web application which extensively uses EJBs and JMS.  The developer finds that there is a lot of duplicated code to build the JNDI contexts to access the beans and queues. Further， because of the complexity， there are numerous errors in the code.  Which J2EE design pattern provides a solution for this problem？（）

    • A、 Command
    • B、 Transfer object
    • C、 Service locator
    • D、 Session Façade
    • E、 Business delegate
    • F、 Data access object

    正确答案:C

  • 第2题：

    A developer is designing a multi-tier web application and discovers a need to log each incoming client request. 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
    • F、 Model-View-Controller

    正确答案:C

  • 第3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

    正确答案:C,D

  • 第4题：

    A developer is designing a web application that makes many fine-grained remote data requests for each client request. During testing， the developer discovers that the volume of remote requests significantly degrades performance of the application. Which design pattern provides a solution for this problem？（）

    • A、 Flyweight
    • B、 Transfer Object
    • C、 Service Locator
    • D、 Dispatcher View
    • E、 Business Delegate
    • F、 Model-View-Controller

    正确答案:B

  • 第5题：

    Squeaky Beans Inc. hired an outside consultant to develop their web application. To finish the job quickly，the consultant created several dozen JSP pages that directly communicate with the database. The Squeakybusiness team has since purchased a set of business objects to model their system， and the Squeaky developer charged with maintaining the web application must now refactor all the JSPs to work with the newsystem. Which pattern can the developer use to solve this problem？（）

    • A、Transfer Object
    • B、Service Locator
    • C、Intercepting Filter
    • D、Business Delegate

    正确答案:D

  • 第6题：

    A Company.com developer has created a web application that includes a servlet for each use case in the application. These servlets have become rather difficult to maintain because the request processing methods have become very large. There is also common processing code in many servlets because these use cases are very similar.  Which two design patterns can be used together to refactor and simplify this web application？ （）

    • A、 Proxy
    • B、 View Helper
    • C、 Front Controller
    • D、 Session Façade
    • E、 Business Delegate
    • F、 Model-View-Controller

    正确答案:C,F

  • 第7题：

    单选题
    A developer is designing a web application that makes many fine-grained remote data requests for each client request. During testing， the developer discovers that the volume of remote requests significantly degrades performance of the application. Which design pattern provides a solution for this problem？（）
    A

     Flyweight

    B

     Transfer Object

    C

     Service Locator

    D

     Dispatcher View

    E

     Business Delegate

    F

     Model-View-Controller


    正确答案： C
    解析： 暂无解析

  • 第8题：

    单选题
    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


    正确答案： A
    解析： 暂无解析

  • 第9题：

    单选题
    A developer is designing a multi-tier web application and discovers a need to log each incoming client request. 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

    F

     Model-View-Controller


    正确答案： A
    解析： 暂无解析

  • 第10题：

    单选题
    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


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    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


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    Squeaky Beans Inc. hired an outside consultant to develop their web application. To finish the job quickly， the consultant created several dozen JSP pages that directly communicate with the database. The Squeaky business team has since purchased a set of business objects to model their system， and the Squeaky developer charged with maintaining the web application must now refactor all the JSPs to work with the new system.  Which pattern can the developer use to solve this problem？（）
    A

     Transfer Object

    B

     Service Locator

    C

     Intercepting Filter

    D

     Business Delegate


    正确答案： B
    解析： 暂无解析

  • 第13题：

    A Company.com developer is designing a multi-tier web application and discovers a need to hide the details of establishing and maintaining remote communications from the client. In addition， because the business and resource tiers are distributed， the application needs to minimize the inter-tier network traffic related to servicing client requests.  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
    • E、 Model-View-Controller and Intercepting Filter

    正确答案:C

  • 第14题：

    A developer is designing a multi-tier application and discovers a need to hide the details of establishing and maintaining remote communications from the client. In addition， the application needs to find， in a transparent manner， the heterogeneous business components used to service the client’s requests. Which design patterns， working together， address these issues？（）

    • A、 Business Delegate and Transfer Object
    • B、 Business Delegate and Service Locator
    • C、 Front Controller and Business Delegate
    • D、 Intercepting Filter and Transfer Object
    • E、 Model-View-Controller and Intercepting Filter

    正确答案:B

  • 第15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

    正确答案:D

  • 第16题：

    A developer is designing a web application that makes many fine-grained remote data requests for eachclient request. During testing， the developer discovers that the volume of remote requests significantlydegrades performance of the application. Which design pattern provides a solution for this problem？（）

    • A、Flyweight
    • B、Transfer Object
    • C、Service Locator
    • D、Dispatcher View
    • E、Business Delegate
    • F、Model-View-Controller

    正确答案:B

  • 第17题：

    A developer is designing the presentation tier for a web application which requires a centralized requesthandling to complete common processing required by each request. Which design pattern provides asolution to this problem？（）

    • A、Remote Proxy
    • B、Front Controller
    • C、Service Activator
    • D、Intercepting Filter
    • E、Business Delegate

    正确答案:B

  • 第18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， the application needs to find，in a transparent manner，the heterogeneous business components used to service the client’s requests. Which design patterns， working together， address these issues？（）

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

    正确答案:B

  • 第19题：

    多选题
    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


    正确答案： C,B
    解析： 暂无解析

  • 第20题：

    单选题
    A developer is designing a multi-tier application and discovers a need to hide the details of establishing and maintaining remote communications from the client. In addition， the application needs to find， in a transparent manner， the heterogeneous business components used to service the client’s requests. Which design patterns， working together， address these issues？（）
    A

     Business Delegate and Transfer Object

    B

     Business Delegate and Service Locator

    C

     Front Controller and Business Delegate

    D

     Intercepting Filter and Transfer Object

    E

     Model-View-Controller and Intercepting Filter


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    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， the application needs to find，in a transparent manner，the heterogeneous business components used to service the client’s requests. Which design patterns， working together， address these issues？（）
    A

    Business Delegate and Transfer Object

    B

    Business Delegate and Service Locator

    C

    Front Controller and Business Delegate

    D

    Intercepting Filter and Transfer Object


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    A developer is designing a web application that makes many fine-grained remote data requests for eachclient request. During testing， the developer discovers that the volume of remote requests significantlydegrades performance of the application. Which design pattern provides a solution for this problem？（）
    A

    Flyweight

    B

    Transfer Object

    C

    Service Locator

    D

    Dispatcher View

    E

    Business Delegate

    F

    Model-View-Controller


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    A developer is designing a web application which extensively uses EJBs and JMS.  The developer finds that there is a lot of duplicated code to build the JNDI contexts to access the beans and queues. Further， because of the complexity， there are numerous errors in the code.  Which J2EE design pattern provides a solution for this problem？（）
    A

     Command

    B

     Transfer object

    C

     Service locator

    D

     Session Façade

    E

     Business delegate

    F

     Data access object


    正确答案： E
    解析： 暂无解析

  • 第24题：

    单选题
    A Company.com developer is designing a multi-tier web application and discovers a need to hide the details of establishing and maintaining remote communications from the client. In addition， because the business and resource tiers are distributed， the application needs to minimize the inter-tier network traffic related to servicing client requests.  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

    E

     Model-View-Controller and Intercepting Filter


    正确答案： E
    解析： 暂无解析

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