Interview questions

JAVA interview questions – page 58

2,804 questions. Tap “Show answer” to check yourself.

  1. What is the free pool?

  2. What is the difference between exception and error?

  3. How you will enable front-end validation based on the xml in validation.xml?

  4. What is static class?

  5. Where can I get help with Struts?

  6. Can I call remove() on a stateless session bean?

  7. What is the difference between paint() and repaint() methods?

  8. What is KVM

  9. What is the difference between Process and Threads?

  10. What is CLDC ?

  11. Considering notepad/IE or any other thing as process, What will happen if you start notepad or IE 3 times. Where 3 processes are started or 3 threads are started?

  12. Where can I find a JMS API discussion group?

  14. What is Struts Validator Framework?

  15. What is JavaMail?

  16. Will the Struts tags support other markup languages such as WML ?

  17. Can I map an entity bean to more than one table?

  18. Why aren't the Struts tags maintained as part of the Jakarta Taglibs project ?

  19. Why did I get a LockTimedOutException?

  20. What is the sweep and paint algorithm

  21. Can I use a join or intermediate table to implement a One-Many relationship?

  22. What design patterns have you used

  23. What are STRUTS

  24. What is CVM ?

  25. Can you load the server object dynamically. If so, what are the major 3 steps involved in it?

  27. What's the purpose of the delay-database-insert-until deployment descriptor element?

  28. Why is the JMS API promoted as a technology for providing communication between components within an enterprise, but not for business-to-business (B2B) communication between enterprises over the Internet? What prevents its use over the Internet?

  29. How is serialization implemented in Java

  30. How should I set max-beans-in-free-pool for stateless beans?

  31. What is PNG

  32. What is Generic Connection Framework?

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