How to create user defined Exception ?

Difference between noclassdeffounderror and classnotfoundexception?

Exceptions : What is difference between checked and unchecked exceptions

What is exception propagation ?

Can subclass overriding method declare an exception if parent class method doesn't throw an exception ?

Can an exception be rethrown?

Is there any case when finally will not be executed?

What is finally block?

Is it necessary that each try block must be followed by a catch block?

What is the base class for Error and Exception?

What is difference between Checked Exception and Unchecked Exception?

What is Exception Handling in java?