Mind map
Unit Two - Input And Output Devices
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Unit Two - Input And Output Devices
Analogue And Digital Data
- Computer process data using O's and 1's binary.
- Modern input devices use digital data but some systems are based on analogue systems and require converting.
- E.g light and heat sensors
- An ADC (analogue to digital converter) will be used to convert data (into binary) in order for a computer to process the data
Input Devices
- Microphone
- Magnetic Ink Character Reader (MICR)
- Numeric Pad
- Joystick
- Mouse
- Touchscreen
- Touch Pad
- Tracker Ball
- Chip Reader
- Pin Pad
- Scanner
- Light Sensor
- Digital Camera
- Temperature Sensor
- Graphics Tablet
- Optical Mark Reader (CMR)
- Optical Character Reader (OCR)
- Barcode Reader
- Webcam
- Video Camera
- Light Pen
Output Devices
- Speakers
- TFT Monitor
- CRT Monitor
- Multimedia Projecter
- Inkjet Printer
- Dot Matrix Printer
- Laser Printer
- Graph Plotter
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- Mind Map on Unit Two - Input And Output Devices, created by iamRobbie on 02/12/2014.
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- iamRobbie
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