Abstract Class:-Real Time Example

Question

Recently in a interview I was asked a very general question \"what is abstract in java\".I gave the definition and it was followed with some other question on abstract as wh

Answer 1

The best example of an abstract class is GenericServlet. GenericServlet is the parent class of HttpServlet. It is an abstract class.

When inheriting 'GenericServlet' in a custom servlet class, the service() method must be overridden.