super java keyword questions and answers

Question on java keyword super and answers

(1)



class Square{

static double pi=Math.PI;



static void area(double r){

System.out.print((int)pi*r*r);

}

}



class Cube extends Square{

static void area(double r){

System.out.print(6*(int)pi*r*r);

}

}



class SuperDemo extends Cube{

public static void main(String[] args) {