Blog Address: http://kcigcseict2011.blogspot.com just in case anyone forgot.
Inputs:
Magnetic Strip Reader
Bar Code Scanner
Touch Screen
Keyboard
Electronic Scales
Payment Processor
Chip and pin.
Outputs:
Dot Matrix Printer (One of last still in use, 9 Dots)
POS checkout will print out for later analysis.
Screen is for current analysis.
Alarm is for absolute now analysis.
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