If the user clicks the Cancel button in a dialog box or the Close button on the dialog box's title bar, the value returned is ____.
A) an empty string
B) a blank character
C) the numeric value zero
D) the numeric value one

Question

Quizplus · Accepted Answer

When the user clicks the Cancel button or the Close button, there is no value returned. Instead, the action is simply cancelled or dismissed, and the program usually responds by closing the dialog box or returning to the previous function or form. Therefore, the value returned is an empty string, indicating that no selection was made or no input was given.

If the User Clicks the Cancel Button in a Dialog