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Megahertz (MHz)
A unit used to measure oscillation frequency of a computer’s internal
timing clock. One megahertz is one million cycles per second. The
Equity Ie computer operates at 8 or 10 MHz.
Memory
The area where the computer stores data. Memory contents can be
permanent (ROM) or temporary (RAM). See also ROM and RAM.
Microprocessor
A version of a CPU that is contained on one semiconductor chip.
Modem
A device that allows a computer to transmit signals over telephone
lines so it can send and receive data. Modem stands for Modulator/
DEModulator.
Monitor
The piece of hardware that contains the screen and displays
information.
Monochrome monitor
A monitor that displays only one color (as opposed to a color monitor,
which can display several colors).
Mouse
A hand-held pointing device, usually with buttons. When you slide the
mouse over a flat surface in a certain direction, the cursor moves in the
same direction on the screen.
MS-DOS
The operating system from Microsoft that comes with your computer.
See Operating system.
Numeric keypad
The number keys grouped on the right side of the keyboard.
Operating speed
The speed at which the central processing unit can execute commands.
The Equity Ie can run at 8 or 10 MHz. Also called execution speed.
Glossary
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