In this video, you can understand:
Interface
1. Interface is an alternative to class
2. Interface does not contain a constructor
3. We can not create an Object of Interface
4. interface InterfaceName {
}
5. Method -- public and abstract
6. Implementation class is required to provide implementation to all the abstract methods belonging to
the interface.
7. class ClassName implements InterfaceName {
}
8. variables -- static and final
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Java Notes:
https://drive.google.com/file/d/16FUe...
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