Input Devices, Output devices,printers And Pointing Devices




Input devices
Key board                 
Alphabets(small and caps)
Numeric's
Function keys
Ctrl key
Shift key
Space key

Tab key


Numlock
Capslock
Esc
Alt
Window key
Right click key
Sleep, page up page down, home , end key



Pointing devices




optical and magnetic recognition








Output devices:

Color monitor
Used cathode ray tube
Three colors R,G and B  electron guns.
Work with the help of video adapter card. That send data to monitor .

Image result for Output devices

Monochrome monitor
Have one color only usually blue or red or amber
Color monitor
Flat panel or LCD monitor
LED monitor .



printers:
Impact printer          Non impact printers                        
works like type            Produce character without striking  writer.
Print by striking a 
hammer or wheel against
 a color ribben.



Image result for printers


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