Answer to Question #287547 in Java | JSP | JSF for Saphira

Question

1. Find the statement that causes the compilation error.
2. Determine the output if that statement is removed.

Class A {

public voit test () {

System.out.print("A");

}

}

Class B extends A {

public void test () {

System.out.print("B");

}

}

public class C extends A {

public void test () {

System.out.print("C");

}

public static void main (String [] args) {

A b1 = new A ();

A b2 = new C ();

b1 = (A) b2;

A b3 = (B) b2;

b1.test ();

b2.test ();

}

}

Answer 1

class A {


	public void test() {


		System.out.print("A");


	}


}


class B extends A {


	public void test() {


		System.out.print("B");


	}


}


class C extends A {


	public void test() {


		System.out.print("C");


	}
}
class App{
	public static void main(String[] args) {
		A b1 = new A();
		A b2 = new C();
		b1 = (A) b2;
		b1.test();


		b2.test();


	}


}