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What is Understanding Abstract Classes in Java about?

An abstract class is a class that is declared with the abstract keyword. It cannot be instantiated and must be extended by concrete subclasses. Abstract classes may contain abstract methods that subclasses must implement as well as concrete methods with an implementation. Some key points: 1. Abstract classes are used to achieve abstraction by showing functionality without showing implementation details. 2. Abstract classes can contain abstract methods without a body as well as concrete methods. 3. Subc

Author

sONy MC

Language

EN