computer hardware and software, namely, computers, computer peripherals, printers, terminals, monitors, keyboards, mouse, light pens, bar code readers, switching power suppliers, circuit boards, add-on boards, modems, networking equipment, namely, network cards and drivers, hubs and routers, computer software in the field of network monitoring and network management, file servers, integrated circuits, disk drives, computer memory and data storage devices, namely, CD-ROM drives, disk drives, digital video disk drives, magnetic disk drives, hard and floppy disk drives, data and voice processors, and computer programs, namely, BIOS (Basic Input/Output Systems), for office management applications, for operating computer systems, diagnostic computer programs for detecting viruses, disk space levels, and hardware failure