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INPUT AND OUTPUT DEVICES (Input Devices (Keyboard (An input device that…
INPUT AND OUTPUT DEVICES
Input Devices
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Pointing device
Input device that allow the user to control a pointer on the screen
Example Mouse ,touch pad and Trackball
Pen input
Using a stylus or digital pen to write, draw or make selections on a flat surface on a monitor or mobile device
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Biometric Input
Translate a personal characteristic( the input) on the back of credit card entertainment card bank card
Ouput Devices
Display Device
An output device visually conveys text garphic and video information on a display device sometimes called soft copy
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Data Projector
A device that takes the text and images displaying on a computer screeen and projects them on a larger screen so that the audience can see the images clearly
Input & Output Devices
Interactive whiteboard
a touch sensitive device, resembling a dry erase board that display a images
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