Controlled almost entirely my menus, GRiD-OS is a full-function, powerful operating system. It displays data by DEVICE, SUBJECT (folder), TITLE (file name), and KIND (file type). Files can be password protected if desired. Pressing the <CODE> key in conjuction with another, i.e. <CODE> U, activates commonly used functions, minimizing typing and speeding system operation. While the Compass 1101 has