Amazing Applications and Perfect Programs helps explain operating systems, computer programs, sorting and storing files, databases, and the programs that allow users to have fun with words, pictures, and sounds. The computers that are used in schools, homes, and businesses around the world rely on programs. Learn about the amazing variety of programs available today and how they can be used for the most complicated finances or for simple word processing. Exercises teach key skills such as word processing, creating documents, and using databases. "Stretch Yourself" task boxes give practical activities for readers to try to help reinforce learning and are not linked to specific software or operating systems. "True Story" features give real-world anecdotes from the world of information technology. "Computer Hero" features look at the groundbreaking scientists that paved the way for digital technology today.