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Output Devices
 

Output Devices

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    Output Devices Output Devices Presentation Transcript

    • Prepared by : Cikgu Dk. Noor Afizah
    • Introduction
        • How do we communicate to the computer ?
        • How the computer communicate to us?
    • Introduction
      • Computer use output devices to present information.
      • Examples :
        • Monitor
        • Speaker
        • Printer
    • Monitor
        • Function : To display screen of a computer
      • Monitor Screen
        • Screen resolution : refer to the number of pixel that can be displayed on the screen.
        • High resolution monitor : Quality of the picture is good because of the high number of pixels.
      Do you know what are the difference between CRT Monitor and LCD Monitor ?
    • Difference between CRT Monitor and LCD Monitor
      • CRT Monitor
        • Cheapest 
        • Large 
        • bulky size
        • Noisy
        • Heavy
        • Generate a lot of heat
      • LCD Monitor
        • Expensive than CRT
        • Flatter
        • Less bulky
        • Highly quality display
        • Lighter
        • Consumes less electricity
    • Speaker
      • Function : To project sounds from the computer.
    • Printer
        • Function : to create a printed copy of the computer.
        • Printer resolution : refer to how closely the printer can prints dots.
        • Measured in dpi ( dots per inch )
    • Difference between 3 Printer
        • Bulky
        • Cheap
        • Low draft Quality
        • Lighter
        • Expensive
        • Near letter Quality
        • Expensive
        • Heavy
        • Letter quality
    • Group Discussion ( 20 minutes )
        • Make a group into three .
        • Use google search to find picture and function of 
          • Plotter
          • Projector
          • Computer output on Microfilm
        • Put your information into Microsoft PowerPoint
        • Present your finding to teacher and your friends.