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
Java How To Program Early Objects
ISBN: 9780134743356
11th Edition
Authors: Paul Deitel, Harvey Deitel
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