C#.NET Program 22

Output:

Code:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace Question_3

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            Question_3.Employee E = new Question_3.Employee();

            MessageBox.Show("The Value Of Default Constructor : " + E.display_employee());

        }

        private void button2_Click(object sender, EventArgs e)

        {

            Question_3.Owner O = new Question_3.Owner(40);

            MessageBox.Show("The Value Of Parameterized Constructor : " + O.display_owner());

        }

    }

}

Employee Class:

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace Question_3

{

    public class Employee

    {

        int DA, HR;

        public Employee()

        {

            DA = HR = 5;

        }

        public int display_employee()

        {

            return this.DA * this.HR;

        }

    }

    public class Owner : Employee

    {

        int DA, HR, Salary;

        public Owner(int HM)

        {

            DA = 10;

            HR = HM;

            Salary = DA + HM;

        }

        public int display_owner()

        {

            return Salary;

        }

    }

}