Interview questions

JAVA interview questions – page 54

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

  1. What is the difference between applet and application?

  2. What is POSE

  3. What is Modulation ?

  4. Do we need to pay the Struts if being used in commercial purpose?

  5. Does java do reference counting

  6. What is the use of Servlets?

  7. What is the difference between HashMap and TreeMap?

  8. What is final variable?

  9. What is the Map interface?

  10. Which Collection class is used for FIFO in Java?

  11. What is Servlet API used for conneting database?

  12. How will you add panel to a Frame?

  14. What is RMI

  15. What is the difference between Reader/Writer classes?

  16. If you have truncated using JDBC, How can you know that how much data is truncated?

  17. What is the similarities between macro and function?

  18. Why can't I call the setXXX method for a cmr-field during ejbCreate?

  19. What is configuration ?

  20. My transaction aborted, but my database changes did not rollback.

  21. What is the design role played by Struts?

  22. How do you declare constant values in java?

  23. Is there any relationship between javax.jms.Message and javax.mail.Message?

  24. Is it possible to send email messages using JMS ?

  25. Is the Java Message Service a product?

  27. What is Personal Profile

  28. What is the protocol used by server and client?

  29. How to write unit test for eclipse plugin?

  30. How macro execution is faster than function ?

  31. What is phantom memory

  32. Explain the Inheritance principle

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