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Computer Hardware Concepts Input - Output. Thad Crews Western Kentucky University. Input – Process – Output. Input – Process – Output. Input – Process – Output. Input – Process – Output. Input Devices. Keyboards Pointing Devices Scanning Devices Image Capturing Devices
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Computer Hardware ConceptsInput - Output Thad Crews Western Kentucky University
Input Devices • Keyboards • Pointing Devices • Scanning Devices • Image Capturing Devices • Audio-Input Devices
Input Devices • Keyboards • Traditional keyboards • Ergonomic keyboards • Wireless keyboards • PDA keyboards • Virtual keyboards (YouTube)
Input Devices • Pointing Devices • Mice • Mechanical • Optical • Cordless or Wireless • Trackball • Touch pad • Pointing stick • Joystick • Touch Screen • Stylus
Input Devices • Scanning Devices • Optical scanners • Flatbed scanner • Portable scanner • Scantron reader • Barcode readers • RFID • Magnetic readers • Proximity readers
Input Devices • Scanning Devices • Optical scanners • Flatbed scanner • Portable scanner • Scantron • Barcode readers • RFID • Magnetic readers • Proximity readers
Input Devices • Scanning Devices • Optical scanners • Flatbed scanner • Portable scanner • Scantron • Barcode readers • RFID • Magnetic readers • Proximity readers
Input Devices • Image Capturing Devices • Digital Cameras • Digital Video Cameras • Web cams
Input Devices • Audio/Input Devices • Voice recognition
How Cool Is This? www.Gigapan.org Linkto http://www.gigapan.org/viewGigapan.php?id=17217 http://www.youtube.com/watch?v=UeGPR1NolUg&feature=related
Monitor Output • Monitor resolution is called “soft copy” and is measured in pixel dimensions (e.g. 1280 x 1024) • CRT displays are being replaced by flat screen technology
Connecting Display Devices standard monitorport S-video port Digital Video Interface (DVI) port
Printer Output • Printer resolution is measured in dots per inch (dpi)
The Road Ahead??? • Microsoft Surface 2008 (YouTube) • Microsoft Surface 2 Demo - CES 2011 (YouTube) • Technology Future Vision (YouTube)