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最新国外J2EE工程师面试题

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最新国外 J2EE 工程师面试题最新国外 J2EE 工程师面试题集锦 Question: What is J2EE? Answer: J2EE Stands for Java 2 Enterprise Edition. J2EE is an environment for developing and deploying enterprise applications. J2EE specification is defined by Sun Microsystems Inc. The J2EE platform is one of the best platform for the development and deployment of enterprise applications. The J2EE platform is consists of a set of services, application programming interfaces (APIs), and protocols, which provides the functionality necessary for developing multi-tiered, web-based applications. You can download the J2EE SDK and development tools from http://java.sun.com/. Question: What do you understand by a J2EE module? Answer: A J2EE module is a software unit that consists of one or more J2EE components of the same container type along with one deployment descriptor of that type. J2EE specification defines four types of modules: a) EJB b) Web c) application client and d) resource adapter In the J2EE applications modules can be deployed as stand-alone units. Modules can also be assembled into J2EE applications. Question: Tell me something about J2EE component? Answer: J2EE component is a self-contained functional software unit supported by a container and configurable at deployment time. The J2EE specification defines the following J2EE components: * Application clients and applets are components that run on the client. * Java servlet and JavaServer Pages (JSP) technology components are Web components that run on the server. * Enterprise JavaBeans (EJB) components (enterprise beans) are business components that run on the server. J2EE components are written in the Java programming language and are compiled in the same way as any ...

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最新国外J2EE工程师面试题

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