What do bitwise operators do?
explain me with a code snippet about the generation and handling of null point exceptions.
How do you start a thread?
Can we override constructor?
Is java free for commercial?
What is a final class in java?
In multi-threading how can we ensure that a resource isn't used by multiple threads simultaneously?
Can a class have a static inner class?
What is a void method java?
What is difference between synchronize and concurrent collection in java?
Why vector is used in java?
What is loop in java?
What is a constructor, constructor overloading in java?