Abstract class in java example | Abstract method in java

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Abstract class : A class which is declared as abstract is known as an abstract class.
Use of abstract class : Abstract class is used to provide common method implementation to all the sub classes or to provide default implementation.
Abstract method: A method which is declared as abstract and does not have implementation is known as an abstract method.

In this video we will see :
- Definition of abstract class
- Example of abstract class
- Definition of abstract method
- Example of abstract method
- constructor in abstract class
- rules of abstract class

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