AI in home computers is most often used to describe the level of sophistication of computer-controlled opponents in games. Aliasing - The unwanted jagged appearance that may affect diagonals in images displayed on the computer. Low-resolution graphics in particular can produce aliasing when they are enlarged. Removing the notchy effect is caled anti-aliasing. Applications need a compatible operating system in order to run.
Typical applications are word-processors, spreadsheets, web browsers and games.
Device Driver - A chunk of software that lets the operating system, and programs running on it, control a particular hardware device, such as a monitor or a printer. DLL - Dynamic Link Library. In practice, a DLL is an essential component without which the relevant application program or device driver can't run. Freeware - Software that could be used by anyone, completely free of charge. Usually written by computer enthusiasts, some of it is of very high quality.