Variables, input and output in programming using visual basics.

1. Determine the output displayed in the text box by the lines of code.

a. textBox. Text = var

b. Dim num As Double

txtBox.Text = "5"

num = 0.5 + CDbl (txtBox.Text)

txtBox.Text = CStr(num)

c. txtBox.Text = "good"

txtBox.Text = "bye"

20. how many positions does a string of eight characters have?