Questions/quizzes: polymorphism

Text Age Difficulty Value Creator Published DETAILS
en Given the following Java code: class Dog { } class Spaniel extends Dog { } class DogTest { public static void main(String [] args) { Dog d1 = new Dog(); Spaniel h1 = new Spaniel(); Dog d2 = h1; Spaniel h2 = (Spaniel) d2; Spaniel h3 = (Spaniel) d1; } } What happens when we compile and run this code?
Ⓐ 4 - Szabolcs 2012.01.20. @*0*3*0*0%*Ⓐ (Ⓐ)*4 (4)*- / -*0 / 0 vote*- / -*0 / 0 vote*- / -*0 / 0 vote*- / -*0 / 0 vote*- / -*0 / 0 vote*- / -*0 / 0 vote*
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