EJB Interview Questions
- What is EJB?
- what are the different kind of EJB’s?
- you are designing architecture for a project how do you decide whether
- you should use session, entity or message driven bean?
- Can you explain “EJBHome” and “EJBObject” in EJB?
- Can client directly create object of session or entity beans?
- Can you explain the concept of local interfaces?
- What are the limitations of using Local object?
- Which application server have you used for EJB ?
- Can you explain step by step practically developing and deploying EJB component?
- what is Passivation and Activation in EJB?
- Can beans who are involved in transaction have “Passivation” process?
- How does the server decide which beans to passivate and activate?
- In what format is the conversational data written to the disk?
- Can you explain in brief Life cycle for Stateless and Stateful beans?
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