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identify all of the input devices at a supermarket self checkout machine what data is input for each device
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identify all of the input devices at a supermarket self checkout machine what data is input for each device

User Ikashnitsky
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Card reader = magnetic strip/integer, grocery bag weigher = float in lbs, touchscreen = multi data, could be string for name or integer for number of items. Off the top of my head
User Chiru
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