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Java How to Program, Early Objects, 11th Edition
book

Java How to Program, Early Objects, 11th Edition

by Paul J. Deitel, Harvey Deitel
June 2017
Beginner
1296 pages
69h 23m
English
Pearson
Content preview from Java How to Program, Early Objects, 11th Edition

Exercises

  1. 10.4 How does polymorphism enable you to program “in the general” rather than “in the specific”? Discuss the key advantages of programming “in the general.”

  2. 10.5 What are abstract methods? Describe the circumstances in which an abstract method would be appropriate.

  3. 10.6 How does polymorphism promote extensibility?

  4. 10.7 Discuss three proper ways in which you can assign superclass and subclass references to variables of superclass and subclass types.

  5. 10.8 Compare and contrast abstract classes and interfaces. Why would you use an abstract class? Why would you use an interface?

  6. 10.9 (Java SE 8 Interfaces) Explain how default methods enable you to add new methods to an existing interface without breaking the classes that implemented ...

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Publisher Resources

ISBN: 9780134751962