Default Interface Methods in C#
An Interface in C# programming language is defined as an abstract type used to specify the behavior of a class. An interface in C# is a blueprint of a class. A C# interface contains static constants and abstract methods. The interface in C# is a mechanism to achieve abstraction. There can be only abstract methods in the C# interface, not the method body. It is used to achieve abstraction and multiple inheritance in C# . In other words, you can say that interfaces can have abstract methods and variables. It cannot have a method body. …