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Computer

What is Computer A computer is an electronic system that uses instructions to store, retrieve, and process data by using hardware and software. It uses computer programming to perform arithmetical or logical operations sequences. Full from of Computer C Common O Operating M Machine P Purposely U Used for T Technological E Educational R Research About Computer
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INPUT Device

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Computer Input Devices – In this article, you will understand different input devices used in computer and their functions and the importance of input devices in a computer. An input device is a device that sends data to a computer and that allows you to interact and control it. The keyboards and mouse are the most common or most frequently used devices on a computer. However, dozens of other devices can also be used to enter data into your computer. Keyboard Mouse Joy Stick Light pen Track Ball Scanner Graphic Tablet Microphone Magnetic Ink Card Reader(MICR) Optical Character Reader(OCR) Bar Code Reader Optical Mark Reader(OMR) Keyboard Keyboard is the most common and very popular input device which helps to input data to the computer. The layout of the keyboard is like that of traditional typewriter, although there are some additional keys provided for performing additional functions. Keyboards are of t...
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