Using Form Objects - for Input and Output

1. Typically VB objects are placed on a form and are used for communication between the program and the user. Text Boxes, Radio Buttons, Labels, Buttons are some of the commonly used objects.
2. 
   The objects allow the user to enter the “input” and the objects also facilitate “output” to be displayed to the user.
3. 
   In a program designed to calculate the average of 4 test scores, the input – which are the 4 test scores are entered via 4 text boxes, the output – the average test score is displayed back to the user via a label.
4. 
   Textboxes and Labels are of string data types. Any information entered into these objects are treated as strings.