What is the USE of Null interfaces ??...if thers nothing inside these interfaces how are they used and WHy are they used ???? No 1 has given a proper description yet
1 4210
What is the reflection?
What is number data type in java?
What is the purpose of using break in each case of switch statement?
What is a war file?
List any five features of java?
Can a method be overloaded based on different return type but same argument type?
Which java ide is used the most?
What are static blocks in java ?
Why do we need wrapper classes?
Explain about data types?
What is compiler and what its output.
What is java literals?
What does percent mean in java?
How to create a thread in java?
What is the ==?