1.difference between abstract class,interface

Question

Utilisateur anonyme · Accepted Answer

abstract class is contain abstract methods as well as concreat methods where as interface contain only abstract methods

Shravani · Answer

Interface is a service recuirments specification which describes the services offered. And it is 100% abstract class.
If we don't want to allow a program to create an object for a class, then declare that class as abstract class. Methods in abstract class are may or may not abstract methods.

Shravani · Answer

Interface is a service recuirments specification which describes the services offered. And it is 100% abstract class.
If we don't want to allow a program to create an object for a class, then declare that class as abstract class. Methods in abstract class are may or may not abstract methods.

Utilisateur anonyme · Answer

Abstract class can have absract and non abstract methods. Interface have only abstracts methods. It can have default and static methods also in some cases.

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