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Answer Posted / sudipta paul
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What are the various types of entity beam?
What is the use of @resource?
What are ejb containers?
What are the callback annotations for the stateless bean?
What is Enterprise JavaBeans Query Language (EJB QL)?
An instance of stateful session ejb when accessed simultaneously from more than one clients on same vm results in remoteexception or ejbexception. In case the client is a servlet thread, which of the techniques can be used to avoid remoteexception/ejbexception?
What is entity bean in ejb?
What is an entity and its types?
Enlist the CallBack methods of Entity Bean.
Can beans who are involved in transaction have 'passivation' process?
What do you understand by session facade?
What is stateless and stateful?
What is stateless session?
Why do we use @requestmapping?
Explain transaction and various methods to manage it?
