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smart cards are plastic credit cards that differet from normal dumb magnetic stripe cards by having a higher storage capacity and an enbedded processor

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hotels key cards and some frequent traveler cards feature a magnetic stripe on the reverse side, and in in transport cards.

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uses a laser to shine lght onto a code bar. barcodes are most commonly used on items in supermarkets

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joysticks and game pads are used by game players. there are many differnt configurations and include a variety of buttons and features.

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a soft keyboard is a keyboard that represented by a siries of buttons draw on a monitor or screen

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on a concept keyboard each key is programed to perform a custom function.they are useful in situations where the users need to make quick selection

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a microphone allows sound data to be input into the computer

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allow users to interact with computers using their hand or a specially designed pen called a stylus

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as well as moving the pointer by tracing their finger across the touch pad

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a relatively of a large ball which is fixed in place so that the user can spin it arround.controling a pointer on the screen.

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a mouse is the standard pointing device on most desktop computers

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the standard QWERTY keyboard that is present on vitually all laptop and desktop computers

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they are items of the hardwere that allow entry of information into the computer

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its the phisical part of a computer that work together to input,process,storeand output data