COMPUTER HARDWARE
INPUT DEVICES
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Mouse
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Keyboard
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Touch Screen
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Scanner
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Detailed explanation-1: -Perhaps the first input device was the simple electronic switch ( similar to a light switch ) which turned bits on or off. There were hundreds or even thousands of these switches on larger computers. It used to take a team of programmers hours or even days to set up a computer to perform a single calculation.
Detailed explanation-2: -The first recorded punched cards were used for input. They controlled looms used to weave cloth from the 1700s. The Jacquard loom, invented in 1804, was the inspiration for many of the first computers, such as Charles Babbage’s Analytical Engine.
Detailed explanation-3: -The keyboard is an input device that allows you to enter letters, numbers and symbols into your computer.
Detailed explanation-4: -A keyboard is one of the most important input devices. You can use it to input data into a computer or other electronic devices. They do this by connecting to the computer in one of two ways: wirelessly or through a USB system.