FUNDAMENTALS OF COMPUTER

COMPUTER HARDWARE COMPONENTS FUNCTIONS

COMPUTER OUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
More expensive.Using laser diode in tracking movement.This description refers to ____
A
Optical Mouse
B
Laser Mouse
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -It tracks the movement of the light pattern image by image and tells your computer to move the cursor a pixel at a time. It processes so many images in a second, that it appears as if your cursor is moving fluidly.

Detailed explanation-2: -A Mouse is an important computer peripheral either for gaming or for regular day-to-day usage. While mechanical mouse is almost extinct, most modern computer mouse are optical or laser. Technically, both these are optical mice as one uses LED and the uses a Laser Diode but the names struck as Optical and Laser.

Detailed explanation-3: -An optical mouse is a computer mouse which uses a light source, typically a light-emitting diode (LED), and a light detector, such as an array of photodiodes, to detect movement relative to a surface.

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