What is the output(object type conversion)? : Questions « Type Casting « SCJP

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2. Type Casting
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class Animal {
}

class Dog extends Animal {
}

public class MainClass {
  public static void main(String[] argv) {

    Dog rover, fido;
    Animal anim;

    rover = new Dog();
    anim = rover;
    fido = (Dog) anim;

  }
}