- Instead of defining the method, we can declare the method. - If we put a semicolon at the end of a method, it means that you only declare the method like: public void drive(); - This method does not ...

As per the dictionary, abstract means not concrete. In object oriented languages also, when a class is marked with abstract keyword, it indicates that the class is ...

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs. Abstract classes and ...