Most Frquently Asked Questions in JAVA

Basic Questions from J2SE:

1) What is the difference between an interface and abstract?

2) What is the purpose of abstract class?

3) What is the use of volatile modifier?

4) Can we declare a class as private ? Explain ?

5) Tell me about native modifier ?

6) Explain public static void main(String args[])

7) What is the use of inheritance ?

8) Does java Supports Cyclic Inheritance ?

9) What is the size of char datatype in Java ?

10) What is the size of int data type in Java ?

11) How many keywords are there in Java?

12) Tell me about Access specifiers in Java?