Computer Hardware



an input device allows you to put data into a computer {for example... keyboard, mouse, digital camera, touchscreen and a microphone} Input only work with digital information. Any input that a computer receives must be digitised and if it isn't then it wont be able to understand the information.

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Output is something that comes out of a machine. {For example...Printer, speakers, projector, monitor and headphones
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A webcam is an Input because it takes in what ever you are videoing.
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A printer is an output because your computer sends the printer some information and it prints it out.
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A keyboard is an input device because you have to type the information into the keyboard.

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A speaker is an output device because (for example...plugging it into your phone) The phone sends the speaker information about the song and it sends sound out the speaker.