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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 - PowerPoint PPT Presentation
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Computer Hardware ConceptsInput - Output
Thad CrewsWestern Kentucky University
INPUT PROCESS OUTPUT
Input – Process – Output
INPUT
• Keyboard• Mouse
PROCESS OUTPUT
Input – Process – Output
INPUT
• Keyboard• Mouse
PROCESS
• CPU• Memory
OUTPUT
Input – Process – Output
INPUT
• Keyboard• Mouse
PROCESS
• CPU• Memory
OUTPUT
• Monitor• Printer
Input – Process – Output
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
The Original Palm Pilot
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
Link to http://www.gigapan.org/viewGigapan.php?id=17217http://www.youtube.com/watch?v=UeGPR1NolUg&feature=related
INPUT PROCESS OUTPUT
• Monitor• Printer
OUTPUT (monitor, printer, what else?)
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 monitor
port
S-video port Digital Video Interface (DVI) port
Connecting Display Devices
Printer Output•Printer resolution is measured in dots per inch (dpi)
IBM’s Flexible Display (in development)
Disney’s Soaring ride
The Road Ahead???
•Microsoft Surface 2008 (YouTube) •Microsoft Surface 2 Demo - CES 2011 (YouTube)•Technology Future Vision (YouTube)
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