This unit describes some common input devices and what they are used for.
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Reading Activity: Some Common Computer Input Devices
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We use input devices every time we use a computer. Simply speaking, it is these devices which allow us to enter information. Without them, the computer would not know what we want it to do.
Some of the things we do with input devices are: move a cursor around the screen, enter alphanumeric text, draw pictures, and even enter binary data in the form of graphics or audio wave forms.
Input…
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The man used a joystick to control the airplane in the flight simulation.
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Instead of retyping the stack of documents, the secretary decided to use OCR technology to scan them.
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The mouse pointer changes its shape at times, depending on the application being run and the task being performed.
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Writing Practice Activity
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- Please discuss and compare three different types of input devices.
- What input devices will people use in the future?
