第七章Which of the following statements is false? ( )
答案:A superclass object is a subclass object.
Inheritance is also known as the ( )Which of the following is not a superclass/subclass relationship? ( )An advantage of inheritance is that: ( )Which of the following keywords allows a subclass to access a superclass method even when the subclass has overridden the superclass method? ( )Using the protected keyword also gives a member: ( )Superclass methods with this level of access cannot be called from subclasses. ( )Every class in Java, except ________, extends an existing class. ( )Overriding a method differs from overloading a method because: ( )
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