Computer System: Input & Output

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Computer System
 
 
 
➜ Input: Any hardware component that allow users to enter data & information into a computer
➜ Output: Any hardware component that conveys information to one or more people


Input Device
Output Device
1.       Keyboard
1.       Display device

·         LED monitor
·         LCD monitor
·         Plasma monitor
·         CRT monitor
 
2.       Pointing device
 
 
↪ Mouse
 
 
↪ Trackball
 
↪ Touchpad
 
↪ Pointing stick
 
 
 
 
2.    Printer
 
·         Ink jet printer
·         Laser printer
·         Photo printer
·         Thermal printer
3.       Touch screen
 3.     Voice output device
 
·         Speaker
·         Headphones
·         earbuds
 
4.       Pen input
4.  Video output device
 
·         LCD projector
·         Data Projector
·         iPod Dock
5.       Voice input
   ✦ ex: microphone
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6.       Video input
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7.       Scanners and reading device
✦ flatbed scanner
✦ optical readers
✦ optical character recognition
✦ optical mrk recognition
✦ bar code scanner
✦ radio frequency
✦ magnetic stripe card reader
        ✦ magnetic ink character recognition
✦ QR scanner
✦ biometric input
✦ game controllers
 
 
 
 
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