EJB 3.0 Tutorial First EJB 3 Tutorial This tutorial explains basics about EJB3 and shows a simple work through to set up a EJB 3 project, create a entity bean and a session bean facade. EJB 3 Basics: J2EE is a technology from Sun to develop multi tier applications. It is a standard which is implemented by many container providers. The container provides functionality like transaction management, clustering, caching, messaging between applications or in an [...]

EJB Interview Questions 1. What is EJB ? EJB stands for Enterprise JavaBean and is a widely-adopted server side component architecture for J2EE. It enables rapid development of mission-critical application that are versatile, reusable and portable across middleware while protecting IT investment and preventing vendor lock-in. 2. What is session Facade? Session Facade is a design pattern to access the Entity bean through local interface than accessing directly. It increases the performance over the network. [...]