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Hardware
Any physical component of a computer system, such as a monitor,
printer, keyboard, or CPU.
Input/output port
See Port.
Interface
A physical or software connection used to transmit data between equip-
ment or programs.
Jumper
A small electrical connector that alters some of the computer’s
functions.
Kilobyte (KB)
A unit used to measure storage space (in a computer’s memory or on a
disk). One kilobyte equals 1024 bytes.
LED
Light Emitting Diode. A substance that illuminates when electricity
passes through it, like the indicator lights on the front panel of the
Equity I+.
Main unit
‘The Equity I+ computer.
Megabyte (MB)
A unit used to measure storage space (in a computer’s memory or on a
disk). One megabyte equals 1,048,576 bytes.
Memory
The area where your computer stores data. Memory contents can be
permanent and inalterable (ROM) or temporary (RAM).
Microprocksor
A small version of a CPU contained on one semiconductor chip.
Modem
A device which 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 informa-
tion.
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