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The Computer System

TermDefinition
Read Only Memory (ROM) Memory added to a computer when manufactured. It stores instructions that are required to start a computer.
hard drive The C: drive on your computer. Used to permanently store and retrieve data on a computer. Also known as local disk or main memory.
volatile Retaining data even if there is a break in the power supply.
Random Access Memory (RAM) Internal memory (hardware) located on the motherboard that allows information to be stored and retrieved on a computer.
off state This is the "electrical state" of the binary digit zero.
output Anything the computer produces or sends back to you.
input Anything that goes into the computer for processing.
computer An electronic device that manipulates information, or data. It has the ability to store, retrieve, and process data.
electrical When you press a key on the key board, this type of signal is sent to the system unit.
keyboard Device used with a computer that allows you to input letters, numbers, and other symbols.
machine language The language of the computer.
non-volatile Retaining data only as long as there is a power supply connected.
mouse Controls a cursor in a GUI and can move and select text, icons, files, and folders.
microprocessor This is the brains of the computer.
on state This is the "electrical state" of the binary digit one.
system unit This is the computer part of the computer system.
computer system Includes the computer along with any software and hardware devices.
speakers Hardware device that connects to a computer to generate sound.
monitor Hardware device that displays video images and text.
Created by: manigault