What is the importence of the INTERFACE? but not the inheritence concept?and wh

What is the importence of the INTERFACE? but not the
inheritence concept?and why we r declaring the empty methods
in that? we can directly implements with in the class know?
Tell me the importence?

Question Posted / sharfuddin

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What is the importence of the INTERFACE? but not the inheritence concept?and why we r declaring the..

Answer / n.v.s prasad

I Think,The Importance of interface is usually any language
like java,c# support single inheritance,but through
interfaces it supports "MultipleInheritane".
Note:A class canot be derived from multiple super classes
but a class derived from multiple interfaces.

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What is the importence of the INTERFACE? but not the inheritence concept?and why we r declaring the..

Answer / lokesh gopinath

While Designing you start identifying the Methods which
need to be used in the project. But you are not sure of the
Functionality of the same in such a situation Interfaces
are created.

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