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EJB Interview Questions and Answers

  Difficulty Level: AllBeginnerIntermediateExperienced/Expert

Ques 1. What is Remote client view?

Ques 2. What is Local client view?

Ques 3. can we have static initializer Block in EJB?

Ques 4. Is threading is possible in EJB?

Ques 5. What is connection pooling feature of EJB container?

Ques 6. What is Session facade?

Ques 7. What are the transaction Attribute?

Ques 8. Difference Between ejbStore() and ejbLoad()?

Ques 9. What is the difference between JNDI context, Initial context, session context and ejb context?

Ques 10. What are the types of Scaling?

Ques 11. What is a Server Group?

Ques 12. What is EJBDoclet?

Ques 13. What are the methods of Entity Bean?What is the difference between Container-Managed Persistent (CMP) bean and Bean-Managed Persistent(BMP)?

Ques 14. When should I adopt BMP and when I should use CMP?

Ques 15. Static variables in EJB should not be relied upon as they may break in clusters.Why?

Ques 16. What is re-entrant. Is session beans reentrant. Is entity beans reentrant?

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