Interview questions

JAVA interview questions – page 64

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

  1. Have you used performance tuning? What major steps will you use for these?

  2. What classes of exceptions may be thrown by a throw statement?

  3. What is the recoverability of messages for closed consumers?

  4. What is "application client" ?

  5. How is it possible for two String objects with identical values not to be equalunder the == operator?

  6. What is "archiving" ?

  7. What is container-managed persistence ?

  8. What is the relationship between a method's throws clause and the exceptions that can be thrown during the method's execution?

  9. What are the services in RMI ?

  10. What are the four types of J2EE modules?

  11. What is deployment ?

  12. What is your platform's default character encoding?

  14. What is the J2EE module?

  15. What are synchronized methods and synchronized statements?

  16. What's an effective way of using an internal table record? What are the types of internal tables?

  17. Have you worked with field groups? Have you used Import/Export statements?

  18. What is "application client container" ?

  19. What message distribution policy does the JMS API specify when there are two or more QueueReceivers for the same queue at the same time?

  20. What are the differences between Ear, Jar and War files? Under what circumstances should we use each one?

  21. What is "application configuration resource file" ?

  22. Have you created Maintenance dialog or Table Maintenance?

  23. What is "asant" ?

  24. What is authorization ?

  25. What is enterprise bean provider ?

  27. What Is a Socket in Java Networking and RMI?

  28. What is authorization constraint ?

  29. What is connector ?

  30. Can two different JMS services talk to each other? For instance, if A and B are two different JMS providers, can Provider A send messages directly to Provider B? If not, then can a subscriber to Provider A act as a publisher to Provider B?

  31. What is the return type of a program's main() method?

  32. What does application client module contain?

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