JAVA Interview Questions - 3

1. * What is the web server used for running the Servlets?
2. * What is the Vector class?
3. * What is the difference between yielding and sleeping?
4. * How does a try statement determine which catch clause should be used to handle an exception?
5. * What are the problems faced by Java programmers who don't use layout managers?
6. * What do you mean by virtual methods?
7. *what are the other ways to create an object other than creating as new object?
8. * What is the difference between C++ & Java?
9. * What is the purpose of the wait(), notify(), and notify All() methods?
10. * What is the difference between a static and a non-static inner class?
11. * If a variable is declared as private, where may the variable be accessed?
12. * What is the % operator?
13. * When can an object reference be cast to an interface reference?
14. * What are the problems faced by Java programmers who don't use layout managers?
15. * What are wrapper classes?
16. * Is null a keyword?
17. * What is the difference between preemptive scheduling and time slicing?
18. * What value does read () return when it has reached the end of a file?
19. * What is the relationship between clipping and repainting?
20. * How many methods in the Externalizable interface?