COMPUTER ARCHITECTURE
INPUTOUTPUT DEVICES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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This device looks like a pencil eraser that replaces the mouse on a portable computer.
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trackpoint
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trackpad
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trackball
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pointing stick
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Explanation:
Detailed explanation-1: -A TrackPoint, also called a pointing stick, is a cursor control device found in IBM ThinkPad notebook computer s. The device is sometimes called an eraser pointer because it is roughly the size and shape of a pencil eraser.
Detailed explanation-2: -Nestled in between the keys of your keyboard, the rubbery red dot sticks out like a sore thumb. The pointing stick, as it’s also called, is a way to control your laptop. Developed by IBM in the 80s as an alternative to the trackpad and mouse, it was designed to keep your hands hovering above the keyboard.
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