EJB 面试题与答案
Question: What is the difference between JNDI context, Initial context, session context and ejb context?Answer: JNDI context: provides mechanism to lookup resources on network.Initial Context: it provides initial context to resources. Session Context:it has all the information available which is required to session bean from container. EjbContext:it contain information which is required to both session and entity bean. |
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