IGNOU MCS 206 2026 - Explain use of interface in Java with example program.

Question

Explain use of interface in Java with example program.

27 Feb 2026

Answer :

Word Count : 237

In Java, an interface is a reference type, similar to a class, that can contain only constants, method signatures, default methods, static methods, and nested types. Interfaces cannot contain instance fields or constructors. The purpose of an interface is to specify a contract or blueprint for classes without defining how the methods should be implemented. A class that implements an interface is required to provide concrete implementations for all the methods declared in the interface, unless the class is abstract. An interface helps in achieving abstraction, multiple inheritance, and loose

_____ __________ ______ ___ ___ __________ _____ __________.
__________ __________ ____ ___ _______.
______ _____ __________ __________ ___ ______ ________ __________ _______ _______.
___ __________ ___ _____ _______ __________ _____.
______ ________ _________ _____ ________ _____.
_____ __________ ___ __________ ____ _______ ______ ________ __________ _______ ____.
________ ____ ________ ________ _______ ____ ___ ________ __________ ________ ________ ___.
________ ______ _______ ______ ____ ________.
__________ _______ _________ _________ ____.
___ _____ ___ ___ ___ ____ ______.
______ ________ ____ ________ _________ ___ ____.
__________ _________ ___ ________ _____ _________ ________ ___ ______ _____ ___.
________ _______ __________ ___ ___ _____.
___ ____ ________ ___ ____ _________ ________ _________.
________ ___ _______ _____ ________ _____ ________.
______ ___ ___ _____ ______ _____.
______ _____ _______ ________ _____ __________.
_________ ______ _________ ___ ___ ____ _____ _________ ________.
_____ ________ ________ ____ ___ __________ __________ _______ _____ __________.

IGNOU ACADEMY

Your IGNOU journey, made easier.

Solved Assignments
Study Notes
Guess Papers
Question Papers

Call Us WhatsApp

STUDY • PREPARE • SUCCEED

Skip in 10

IGNOU Solved Assignments Assignments Ignou Projects Project Previous Year Solved Exam Papers Notes Notes Sample Question Papers Sample Question Papers