What do you mean by timer service and where it is used?
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Name the acid properties of a transaction.
Life Cyle methods in Entity Bean with Container Managed persistence
What are different Methods and Classes written in a Session Bean
What is stateless code?
What is the difference between @requestparam and @pathvariable?
How does ejbs work?
What is the difference between message driven beans and stateless session beans?
What is @injectmock?
how can we decide a session bean as stateless or stateful without seeing jar file? i.e. by seeing the class file.
what are the classes you used in Beans?
What is EJB object?
how can u integrate ejb and hibernate? How can u call hibernateDAO methods in session bean?