Fill in the blanks in each of the following statements: a. If a class contains at least

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Fill in the blanks in each of the following statements:

a. If a class contains at least one abstract method, it’s a(n)                 class.

b. Classes from which objects can be instantiated are called                 classes.

c.                 involves using a superclass variable to invoke methods on superclass and sub- class objects, enabling you to “program in the general.”

d. Methods that are not interface methods and that do not provide implementations must be declared using keyword                                              .

e. Casting a reference stored in a superclass variable to a subclass type is called                 .

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Related Book For  answer-question

Java How To Program Early Objects

ISBN: 9780134743356

11th Edition

Authors: Paul Deitel, Harvey Deitel

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