Input devices. Keyboard



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  •   Computer hardware
  • Is the physical components of the computer, Refers to the tangible ( things you can touch ) components of a computer system.

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  • Input devices

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  Keyboard 

  • Is a standard input devise of most computers.Used to type date into the computer.
  •  

Mouse

  • is a hand – clicked devise used for pointing and moving objects.
  • Joystick
  • Is an input devise which is commonly used for computer games.

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  • Light Pen
  • a devise used to draw white, or issue commands when it touches a specially designed screen.

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Output devices

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Priner

an output device that produces text and graphics on paper.

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  • Monitor
  • The monitor is used to provide soft copy output.

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  • Speaker
  • Play sounds transmitted as electrical signals from the sound card.

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  • System unit

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  • Motherboard
  • The motherboard is the main circuit board of a microcomputer. It is also know as the mainboard or system board.

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  • Hard-Disk Drive
  • Is a storage devise that store billons of characters of date on a nonremovable disk.

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  • Thank you for your attention !!!

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