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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
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更多 “ 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” 相关考题
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单选题A developer has created a special servlet that is responsible for generating XML content that is sent to adata warehousing subsystem. This subsystem uses HTTP to request these large data files, which are compressed by the servlet to save internal network bandwidth. The developer has received a request frommanagement to create several more of these data warehousing servlets. The developer is about to copyand paste the compression code into each new servlet. Which design pattern can consolidate thiscompression code to be used by all of the data warehousing servlets?()A
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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
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CommandB
Transfer objectC
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Transfer ObjectC
Service LocatorD
Session FacadeE
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