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cation does not detail how an application server provides persistence (a task delegated to the JPA specification), but instead details how business logic can easily integrate with the persistence services offered by the application server. ? To deploy and run EJB beans, a Java EE Application server can be used, as these include an EJB container by default. Alternatively, a standalone container such as OpenEJB can be used. 樣例文本 B ? Additionally, the Enterprise JavaBean specification defines the roles played by the EJB container and the EJBs as well as how to deploy the EJBs in a container. Note that the current EJB specification does not detail how an application server provides persistence (a task delegated to the JPA specification), but instead details how business logic can easily integrate with the persistence services offered by the application server. ? To deploy