System requirements: IBM PC, AT, XT, or PS/2, or 100% compatible computers; minimum 256K RAM (384K recommended); PC-DOS 2.00 or higher (384K required for PC-DOS 3.00 or higher); 1 (minimum 360K) disk drive and a fixed-disk drive or 2 (minimum 360K) disk drives; monochrome or color monitor; 80-column printer (optional).