Question 4 Polymorphism 15 Points Assume Following Three Classes Defined Public Class Sphe Q43853543
Question 4 (Polymorphism) (15 points) Assume the following three classes have been defined. public class Sphere void display System.out.println(“Sphere”); public class Ball extends Sphere void display System.out.println(“Ball”); public class Marble extends Sphere void display System.out.println(“Marble”); What is printed by the following code? Consider the polymorphic invocation. public static void main(String[] args) Sphere s = new Sphere); Ball b = new Ball(); Marble m = new Marble(); s.display(); fb: f.display(); f.display(); Show transcribed image text Question 4 (Polymorphism) (15 points) Assume the following three classes have been defined. public class Sphere void display System.out.println(“Sphere”); public class Ball extends Sphere void display System.out.println(“Ball”); public class Marble extends Sphere void display System.out.println(“Marble”); What is printed by the following code? Consider the polymorphic invocation. public static void main(String[] args) Sphere s = new Sphere); Ball b = new Ball(); Marble m = new Marble(); s.display(); fb: f.display(); f.display();
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Answer to Question 4 (Polymorphism) (15 points) Assume the following three classes have been defined. public class Sphere void dis…
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