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Ch01 Information Processing, Input: Enter data and commands into computer …

- - - - colour dots
  - - - e.g. Youtube
- - - - e.g. self service kiosk
        
        save manpower (cashier)
        --> save running costs
        
        save waiting time at the queue
    - - e.g.
        
        data of food items
        
        date and time of orders
        
        payment methods (mobile)
    - - analyze/ group / sort
        
        1.6 Information Processes
        
        data collection
        
        organization
        
        storage
        
        processing
        
        analysis
        
        transmission
        
        presentation
    - - octopus card reader
        
        touch screen
        
        QR code scanner (laser)
        
        printer (receipt printer)
        --> heat- sensitive paper
        
        computer network
        --> Wifi/ LAN
    - - systems analyst
      - programmer
      - technicians
      - network manager
      - data entry operator