20 EJB 3.0 Interview Questions and Answers - Java J2EE

EJB interview questions are core part of any Java J2EE interview. As EJB forms business layer for modern J2EE enterprise application, Good knowledge of EJB is expected from J2EE programmer. Purpose of these EJB interview questions is to give an Idea about what kind of questions you can expect on J2EE and EJB interviews. EJB was always tough for Java programmer because of heavy weight architecture comprised with many interfaces e.g. home interface, remote interface, local interface, bean class etc. It take too much time and knowledge to implement and use EJB in your Java web and enterprise application forget about challenges posed by application servers like WebLogic or IBM WebSphere.