Classification Analysis

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have probably used a printer before, but it is just that they
never realize it is also a form of output.

As opposed to 'output', 'input' consists of components that take in
information from the users themselves so that the computer will know the
tasks it is supposed to perform and accomplish. The keyboard is classified
as a form of input because this is where the users enter commands and text.
There are many other forms of input as well. Nonetheless, many people just
don't realize them, or are too lazy to classify them. For instance, the
mouse belongs to input, since it provides a floating pointer on the screen
so that the users can access commands faster and easier. The scanner is
another form of input, because it acts like a photocopier, except it scans
the image and makes it onto the computer screen instead of onto a piece of
paper.

The CPU, Central Processing Unit is probably the most important
category of the three. As the name implies, it is the soul of a ...

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