computing chapter 5

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Date/period

Event(s)

two-dimensional scanners

three-dimensional scanners 

barcode readers/ scanners 

checkout in supermarket

advantages of using barcodes 

Quick Response codes

Digital cameras 

Keyboards

Pointing devices 

Microphones

Capacitive touch screen

Infra-red touch screen - heat-sensitive

infra-red touch screen = optical sensitive 

resistive touch screen

sensors 

interactive whiteboards 

Inkjet printers 

Laser printer

3D printer

2D cutter 

3D cutter 

Loudspeaker/ headphones 

LCD monitors

LED monitor 

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