Tell us about file extensions and why you think they're important. You can name three file extensions that you see in a random folder on your computer. You can also name the software programs that...

Tell us about file extensions and why you think they're important. You can name three file extensions that you see in a random folder on your computer. You can also name the software programs that made them. Most of the file extensions should show up when you right-click on a file and choose properties from the pop-up menu (Microsoft Windows environment).