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Discussion :: Javascript MCQs

  1. When a class B can extend another class A, we say that
  2. A.
    A is the superclass and B is the subclass
    B.
    B is the superclass and A is the subclass
    C.
    Both A and B are the superclass
    D.
    Both A and B are the subclass

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    Answer : Option A

    Explanation :

    Instances of B inherit all the instance methods of A. The class B can define its own instance methods, some of which may override methods of the same name defined by class A.


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