Quston 1

C# Polymorphism and Method Hiding Quiz

C# Polymorphism and Method Hiding Quiz

1. What will the following code output?

            class Grandfather
            {
                public virtual void Display() { Console.WriteLine("Grandfather's display method."); }
            }
            class Father : Grandfather
            {
                public override void Display() { Console.WriteLine("Father's display method."); }
            }
            class Child : Father
            {
                public new void Display() { Console.WriteLine("Child's display method."); }
            }
            class Program
            {
                static void Main()
                {
                    Grandfather person = new Child();
                    person.Display();
                }
            }



2. What is the effect of using the 'new' keyword in the Child class for the Display method?




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