EJB preguntas y respuestas de entrevista
Question: What is software architecture of EJB?Answer: Session and Entity EJBs consist of 4 and 5 parts respetively:1. A remote interface (a client interacts with it), 2. A home interface (used for creating objects and for declaring business methods), 3. A bean object (an object, which actually performs business logic and EJB-specific operations). 4. A deployment descriptor (an XML file containing all information required for maintaining the EJB) or a set of deployment descriptors (if you are using some container-specific features). 5.A Primary Key class - is only Entity bean specific. |
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Lo mas util segun los usuarios:
- What are the different kinds of enterprise beans?
- What is Entity Bean?
- What is Session Bean?
- What is the difference between Container-Managed Persistent (CMP) bean and Bean-Managed Persistent(BMP)?
- What are the methods of Entity Bean?