?What digital network technology was developed during World War II?

The ________ is designed to make it easy to access the commands that you use most often in Excel

Fill in the blank(s) with the appropriate word(s).

Write a GUI application that creates a single window containing one button— whose label is Change— in the north position. Set the background color to red initially. Each time a user clicks the button, change the background color from red to white, from white to blue, or from blue to red.

What will be an ideal response?