Chapter 4. Business Tier Technologies
• Explain and contrast uses for entity beans, entity classes, stateful and stateless session beans, and message-driven beans and understand the advantages and disadvantages of each type.
• Explain and contrast the following persistence strategies: Container Managed Persistence (CMP), BMP, JDO, JPA, and ORM, and using Data Access Objects (DAOs) and direct JDBC-based persistence under the following headings: ease of development, performance, scalability, extensibility, and security.
• Explain how Java EE supports the deployment of server-side components implemented as web services and the advantages and disadvantages of adopting such an approach.
• Explain the benefits of the EJB3 development model ...
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