T C S Interview Questions by Mr.Nagaraju (27-3-2010) with 3+ years Java Experience.

   1. Tell me about your Second project and draw its architecture?
           2. Explain about Oops?
           3. Encapsulation is keyword or class or interface?
           4. How many ways are possible to create a Thread ? which way is better?  
           5. Explain about Servlets? what are the life cycle methods explain?
           6. Among Servlets and JSPs which is better? Where JSP Technology is best suitable.
           7. Tell me about jsp Elements?
           8. What is difference b/w scriptlet and declaration?
           9. Explain about struts flow?
         10. What are Action classes available in struts?
         11. What is DispatchAction? where did you use in your project? where it configure               write code?
         12. How to write form bean tags in your struts-configuration file?
         13. I have 4 action classes i want get second action class how can i get it? where are               you configure? can u write code ?
         14. Explain about SingleThreadModel in servlets?
         15. Explain about collection overview?
         16. What is difference b/w HashMap and Hashtable?
         17. What is differance b/w ArrayList and Vector?
         18. What are methods available in Collection interface?
         19. What is serialization? How can you achieve it?where you used in your project?
         20. What is Marker interface?
         21. How can you achieve encapsulation your project?
         22. Explain about Spring?
         23. What is difference b/w Arrays and Collections?

SOCIETE GENERALE Interview Questions by Mr.Nagaraju(20-3-2010) with 3+ years Java Experiance

 1. Is it possible to override service() method in Servlet?
                              2. Can we override execute() method in Struts?
                              3. Explain about Hibernate mappings?
                              4. How can you increase connection pool-size in web logic?
                              5. Explain differences between yield() and join() methods ?

Virtusa Interview Questions by Mr.Nagaraju (27-3-2010) with 3+ years Java Experience.

1. What is the Hibernate? What are files we have requires doing a hibernate               application?
          2. Explain about Hibernate Architecture?
          3. Explain your project flow? What technologies used in your previous project?
          4. Explain about Spring Framework features?
          5. How do you configure using spring mvc with DAO class?
          6. What is Abstraction, inheritance polymorphism?
          7. What are Checked vs Unchecked Exceptions?
          8. What is AutoBoxing and AutoUnboxing ? Can you Explain with real time example?
          9. Explain differences between Abstract class vs interface?
         10. Explain differences between HashMap and Hashtable?
         11. try{ some code }
               catch(Exception e) { some code }
               finally{ some code }
               which one is optional?
         12. try{ some code; system.exit(0); }
               Catch(Exception e){ Some code }
               finally{ some code }
               what will happen?
         13. What is the difference b/w extends Thread class and implements Runnable               interface?
         14. Explain about Servlet life cycle ?
         15. How to include one jsp into anther jsp? Which tag we can use for this purpose ?
         16. Explain about Struts?
         17. Explain Singleton Design pattern?
         18. How to connect more than one database in Hibernate?
         19. I want change my database from Oracle to MySQL in hibernate. Which               configuration changes are required and which classes we have to use?
         20. Which tools you used in project?
         21. What are version control tools used in your project? Explain about check-in and               check-out?
         22. What is your team size?
         23. How to build modules in your project? Are you used any tool for this?
         24. What is Sax parser and Dom parser?