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36 Cards in this Set
- Front
- Back
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Electronic machine that uses instructions stored in memory
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Computer
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collection of unorganized facts. examples: words, numbers, images, sound
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data
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data organized, has meaning, and is useful. example: reports, newsletters, a personal letter
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information
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data enter into the computer
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input
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processed input
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output
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data held in a computer for future use
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storage
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input, process, output, and storage
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information processing cycle
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person who communicates with a computer
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user
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electronic and mechanical equipment that makes up a computer
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hardware
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instructions that tells the hardware how to perform tasks
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software
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allow a user to enter data and commands to memory
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input devices
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3 used input devices
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keyboard, mouse, microphone
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used to convey information generated by computer to the user
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output devices
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3 used output devices
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printer, monitor, speakers
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box like case that houses the computer electronic circuitry
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system unit or motherboard
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2 main components of motherboard:
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central processing unit and memory
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electronic device that interprets and carries out instructions that operate the computer
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Central Processing unit
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electronic elements that temporarily hold data and instructions while they are being processed by the cpu
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memory
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physical material used to store data, instructions, and information
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storage medium
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mechanism used to record/ retrieve info. and instructions to and from a storage medium
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storage device
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6 storage devices
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floppy disk drive, zip drive, hard drive, cd-rom drive, cd-rw drive, dvd rom drive
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collection of computers connected together via communications media
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network
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ways computers are connected to communication media and devices
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cables, telephone lines, and modems
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network allows all computers in a lab to use same printer. within the building, access is separated from the outside world
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LAN
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network that covers a large geographical area
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WAN
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2 main components of motherboard:
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central processing unit and memory
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electronic device that interprets and carries out instructions that operate the computer
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Central Processing unit
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electronic elements that temporarily hold data and instructions while they are being processed by the cpu
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memory
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physical material used to store data, instructions, and information
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storage medium
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mechanism used to record/ retrieve info. and instructions to and from a storage medium
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storage device
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6 storage devices
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floppy disk drive, zip drive, hard drive, cd-rom drive, cd-rw drive, dvd rom drive
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collection of computers connected together via communications media
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network
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ways computers are connected to communication media and devices
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cables, telephone lines, and modems
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network allows all computers in a lab to use same printer. within the building, access is separated from the outside world
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LAN
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network that covers a large geographical area
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WAN
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worldwide collection of networks that link together millions of businesses, governments, educational institutions, etc
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internet
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