Visual Basicss, Controls and events in programming using Visual Basics.

Question 1: Describe the content the text box after the button is clicked.

a.

Private Sub bOutput_Click (...) Handles btnOutput.Click

txtBox. Text = "Hello"

End Sub

b.

Private Sub btnOutput_Click (...) Handles btnOutput. Click

txtBox.BackColor = Color.Orange

txtBox. Text = "Hello"

End Sub

2. Assume that the three objects on the form were created in the order txtFirst, txSecond and lblOne. determine the output displayed in the lblOne when the program is run amd the Tab key is pressed. Note; initially txtFirst has the focus.

a.

Private Sub txtFirst_Leave (...) Handles txtFirst. Leave

lbl0ne. BackColor = Color. White

lbl0ne. Text = "Hello"

End Sub

b.

Private Sub txtSecond_ Enter (...) Handles txtSecond. Enter

lblOne. BackColor = Color. Gold

lblOne. Text = "Hello"

End Sub

3. Determine the errors.

a.

Private Sub btnOutput_Click (...) Handles btnOutput. Click

txtBox. Text = Hello

End Sub

b.

Private Sub btnOutput_Click (...) Handles btnOutput. Click

txtFirst. ForeColor = Red

End Sub

c.

Private Sub btnOutput_Click (...) Handles btnOutput.Click

txtBox = "Hello"

End Sub