Interview questions

JAVA interview questions – page 34

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

  1. Wat is the difference between and in jsp..wen translate into servlet..wer it is stored in servlet..can we create global variables in jsp..if yes then how?

  2. How can i pass info from dyna form bean to Entity Bean(CMP)

  3. What is the relationship between the Canvas class and the Graphics class?

  4. What must a class do to implement an interface?

  5. Is there any way to define a default method for every in the action mapping of Struts-Config.XML file? If yes then how? Give a piece of code demonstrating the same.

  6. Which Java operator is right associative?

  7. Explain online banking system using java.that means i need architecture of online banking system.please sir i want full details

  8. How to Upload a textfile from JSP to Servlet

  9. What is the difference between Apache struts and Jakarta Struts? why there are 2 names?

  10. Can we implements interface or extends class in JSP?

  11. In struts, if any changes are made to before the request reaches to actionservlet, where you do the changes?

  12. Can i use bc4j with spring framwork

  14. Types of indexing used in oracle applications ?andwhen and how we decide to implement indexing to database ?

  15. Write the Java code to declare any constant (say gravitational constant) and to get its value.

  16. What is super class of Action and ActionForm?

  17. How to check the value in the text field is not a number

  18. What is difference between scriptlet and expression

  19. What is the difference between servlet context and servlet config

  20. What are the high-level thread states?

  21. How to pop up a jsp page?refreshing every two seconds.

  22. What value does read() return when it has reached the end of a file?

  23. Size of object in java : Is there any way in java to find of size of an object ?( like sizeof() operator of C/C++ )

  24. What is the relationship between Home Interface and JNDI?

  25. Explain Struts Framework flow? and How JSP file can be processed?

  27. What is the Dictionary class

  28. What is the need of taglibraries?

  29. How to delete cookies in JSP?

  30. What are the Important Components of Struts?

  31. What is the differnce between application server and web server

  32. What is difference between Design Pattern and FrameWork.

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