.
• One of the common and  widely used input device.• The keyboard is divided into  different areas.• The most common names ...
Advantages :• A keyboard is usually  supplied with computers• People are used to using  keyboards to enter data.
Disadvantages:• Mistakes are easily made• Excessive use can lead to  R.S.I• Keyboards are not suitable  for creating diagr...
• The mouse is also one of the  most common input devices used.• Also known as the pointing  device.• Enables you to contr...
• Ideal for use with desktop  computers• Users are familiar with the  mouse
• Overuse can lead to R.S.I.• Is not accurate in drawings.• Is not easy and convenient  to insert text.
Inkjet         LaserQuiet          Speed ( moves more               quickly)Fast           PrecisionCheap          Economy...
Inkjet                      LaserInk may be smudged          ExpensiveGood quality paper needed   Cartridges are quite    ...
display resolution
Advantages       DisadvantagesCheap            CRT is abit                 more dull than                 LCDDisplays     ...
Input & output michela spiteri
Input & output michela spiteri
Input & output michela spiteri
Input & output michela spiteri
Input & output michela spiteri
Input & output michela spiteri
Input & output michela spiteri
Input & output michela spiteri
Input & output michela spiteri
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Input & output michela spiteri

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  • Any machine that feeds data into a computer is known as an input device.
  • Any machine that feeds data into a computer is known as an input device. Such as a keyboard , mouse , joystick , scanner , camera , microphone.
  • Some output devices are monitor, speaker, printer, headphones and printer .
  • Input & output michela spiteri

    1. 1. .
    2. 2. • One of the common and widely used input device.• The keyboard is divided into different areas.• The most common names for keyboards is QWERTY.
    3. 3. Advantages :• A keyboard is usually supplied with computers• People are used to using keyboards to enter data.
    4. 4. Disadvantages:• Mistakes are easily made• Excessive use can lead to R.S.I• Keyboards are not suitable for creating diagrams
    5. 5. • The mouse is also one of the most common input devices used.• Also known as the pointing device.• Enables you to control what happens on the screen and what to point at.
    6. 6. • Ideal for use with desktop computers• Users are familiar with the mouse
    7. 7. • Overuse can lead to R.S.I.• Is not accurate in drawings.• Is not easy and convenient to insert text.
    8. 8. Inkjet LaserQuiet Speed ( moves more quickly)Fast PrecisionCheap EconomyGood quality Excellent quality
    9. 9. Inkjet LaserInk may be smudged ExpensiveGood quality paper needed Cartridges are quite expensive
    10. 10. display resolution
    11. 11. Advantages DisadvantagesCheap CRT is abit more dull than LCDDisplays Consumes a loteverything you of powerare doingcommunication

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