One of the miniapplications that comes free with Windows XP. Examples include WordPad, Paint, and Calculator.
active window
The window you're currently using. You can tell a window is active by looking at its title bar: If the bar shows white letters on a dark background, the window is active. Inactive windows show light gray letters on a dark gray background.
application
Software that accomplishes a specific practical task. Same thing as a program.
application window
A window that contains a running application, such as Paint or WordPad.
ASCII text file
A file that uses only the American Standard Code for Information Interchange (ASCII) character set (techno-lingo for the characters you see on your keyboard).
