What is covariant return type?
What is the difference between inheritance and encapsulation?
Can you extend main method in java?
what is instanceof operator used in java?
What is composition in java?
What is the difference between size and length in java?
Explain about OOPS concepts and fundamentals.
What about static nested classes in java?
What does t in java mean?
Are private methods final?
Is it possible to use string in the switch case?
How can we achieve thread safety in java?
What will happen if non-synchronized method calls a static synchronized method and what kind of lock it acquires?
What does \ mean in regex?
What is the point of java?