试题详情
- 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， 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
- B
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