Why do we need ejb?
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What is jar, war, and ear?
What are the key features of the ejb technology?
What is ejb and how it works?
when deploying an EJB, does it possible to specify multiple JNDI names?
Why stateless is better than stateful?
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 the difference between find and select methods in ejb?
What do you mean by in-memory replication?
What happens when I change a value in the httpsession from inside an ejb?
In what format is the conversational data written to the disk?
What is the purpose of ejb in java?