This document classifies and lists various computing devices, software, and computer types. It separates devices into categories such as input, output, processing, memory, and storage devices. It also distinguishes between system software like operating systems and application software. Finally, it outlines different types of computers including personal computers, workstations, game consoles, servers, clients, mainframes, supercomputers, handheld devices, PDAs, smartphones, portable media players, and microcontrollers.