What do you mean by abstract schema?
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why Bean class implements all business method of Remote interface but bean bean class not implements the remote interface
Difference between container-managed & bean-managed persistence?
What is ejb and its architecture?
Which is more beneficial: Stateful or Stateless Bean?
What is the use of @resource?
What are the types of ejb?
can u explain about design patterns like singleton,builder,factory
ejbCreate in Entity bean and create method in EJB home, have the same parameters?
What is mdb?
what are the classes you used in Beans?
abstract methods in SessionBean?
What is backing bean?