[PDF] a final class can be extended

Final classes cannot be extended or inherited. If we try to inherit a final class, then the compiler throws an error during compilation. We can simply define a final class using the final keyword and can write the class body code according to our needs.
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  • Can a final class be extended True or false?

    final classes can extend other classes but cannot be extended from. You cannot declare a class that extends from a final class. abstract classes can only be extended by other classes and not used directly to create objects.

  • Can you extend a final defined class in Java?

    A final class cannot extended to create a subclass. All methods in a final class are implicitly final . Class String is an example of a final class.

  • Can a class extend another class?

    Extending a Class. A class can inherit another class and define additional members. We can now say that the ArmoredCar class is a subclass of Car, and the latter is a superclass of ArmoredCar. Classes in Java support single inheritance; the ArmoredCar class can't extend multiple classes.
  • If the class itself is being defined final then it cannot be extended. Note: Properties cannot be declared final: only classes, methods, and constants (as of PHP 8.1. 0) may be declared as final.
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The java final keyword can be applied to: • variable. • method. • class Final class is a class that cannot be extended i.e. it cannot be inherited.