What is singleton session bean?
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Difference between container-managed & bean-managed persistence?
Explain the concept of connection pooling feature of ejb container?
What are the benefits of ejb?
Explain transaction and various methods to manage it?
Why do we use @requestmapping?
What is an entity and its types?
How to invoke ejb from java client?
What is ejb container?
What are the callback annotations for entity bean?
Which is more beneficial: CMP or BMP?
Explain what is an EJB Context?
Is it possible to have threading in ejb?