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A small version of a CPU contained on one semiconductor chip.
ModemA device that allows a computer to transmit signals over telephone lines so it can send and receive data. Modem stands for MOdulator/DEModulator.
MonitorThe piece of hardware that contains the screen and displays information.
Monochrome monitorA monitor that displays in only one color, such as green or amber, as opposed to a color monitor which can display in several colors.
MouseA
Microsoft Disk Operating System. The operating system most commonly used with your computer. See Operating system.