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what is difference between Interface and abstract class
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Answer Posted / naveen
Interface is a specification it tells a class has what to do.
It is purely abstract class it contains abstract methods and final static variables.
Generally begining of the project PM or TL are providing the Interfaces, developers are implementing the Interfaces.
Abstract class
Abstract class is a mediator between Interface and Class , any common code is their that code written in Abstract class and then extend the Abstract class. Abstract class containing abstract and concreate methods.
Abstract class are used in Designing level.If take java predifined class we understand easily.
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