2017

Q1)
private void RadComputing_CheckedChanged(object sender, EventArgs e)
        {
			if(RadComputing.Checked)
			{
				lstOut.Clear();
				lstOut.Items.Add("CS Department");
				lstOut.Items.Add("Software Engineering Department");
			}
        }

 private void RadEngineering_CheckedChanged(object sender, EventArgs e)
        {
			if(RadEngineering.Checked)
			{
				lstOut.Clear();
				lstOut.Items.Add("Electrical Engineering Department");
				lstOut.Items.Add("Electronic Engineering Department");
			}
        }

Q2)
 private void button1_Click(object sender, EventArgs e)
        {
            for (int i = 0;i < lstSource.Items.Count;i+=2)
            {
                lstDestination.Items.Add($"{lstSource.Items[i]} {lstSource.Items[i+1]}");
            }
        }

Q3)
1. Legal
2. illegal, because method addA isn't static
3. leagl
4. legal
5. legal
6. illegal, because method addC is static

Q4)
  public class Sample
    {
        private string name;
        public Sample(string n)
        {
            name = n;
        }
        public string Name
        {
            set { name = value; }
        }
    }

Q5)
Same as spring2018