Question

What Is Computer and Input and Output Devices​

Answer 1

An input device sends information to acomputer system for processing, and an output device reproduces or displays the results of that processing. ... In the lower half of the image, thecomputer sends, or outputs, data to a printer, which will print the data onto a piece of paper, also considered output.

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Answer 2

Computer-

A Computer is an electronic device, operating under the control of instructions stored in its own memory, that can accept data from a user, process the data according to specified rules, Export results, and store the result for future use for any person. Multiple Components attached with Computer, then Computer runs Perfectly and fast.

Input Device-

In computing, an input device is a piece of computer hardware equipment used to provide data and control signals to an information processing system such as a computer or information appliance. Examples of input devices include keyboards, mouse, scanners, digital cameras and joysticks.

Output Device-

Output devices are used to send data from computer and it is used to communicate with the user. That is we send input data to computer but it is in machine readable form where the output data is in human readable form. The output devices are monitor,printer,speakers etc.Monitors are the most common output device of computer.Text,audio,video are some types of outputs.

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