gs gs108 Object Oriented Concepts - Method Overriding - Quiz No.1

 class A { public int i; public void display() { Console.WriteLine(i); } } class B: A { public int j; public void display() { Console.WriteLine(j); } } class Program { static void Main(string[] args) { B obj = new B(); obj.i = 1; obj.j = 2; obj.display(); Console.ReadLine(); } } 

 class A { public virtual void display() { Console.WriteLine("A"); } } class B: A { public override void display() { Console.WriteLine(" B "); } } class Program { static void Main(string[] args) { A obj1 = new A(); B obj2 = new B(); A r; r = obj1; r.display(); r = obj2; r.display(); Console.ReadLine(); } } 

 class a { public  void fun() { Console.WriteLine("base method"); } } class b: a { public new void fun() { Console.WriteLine(" derived method "); } } class Program { static void Main(string[] args) { b k = new b(); k.fun(); Console.ReadLine(); } }