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What is an interface in Java?

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In Java, an interface is a programming construct that defines a contract for classes to follow. It specifies a set of methods (and sometimes constants) that must be implemented by any class that implements the interface. It serves as a blueprint for implementing specific behaviors and establishing a...
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In Java, an interface is a programming construct that defines a contract for classes to follow. It specifies a set of methods (and sometimes constants) that must be implemented by any class that implements the interface. It serves as a blueprint for implementing specific behaviors and establishing a common interface for unrelated classes.

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