Software
can be divided into three big categories: operating systems, programs and data.
An
operating system is the software that runs your computer and makes it think. It
takes care of controlling computer hardware and human-computer interaction.
There are currently widely used operating systems:
Microsoft Windows is the operating system that is installed
on most computers. It is the usual interface which appears when the user
turns on a personal computer with windows operating system.
Macintosh Computers
have their own operating Mac os x,
Linux it is a
family of very similar operating systems, which is a costless operating system
Android a family of
very similar Linux
IOS for Apple
mobile devices
Application
software (programs) aresoftware
which is used to do particular tasks e.g.Word for
document writing, explore for internet navigation, the calculator for
mathematical operations, CorelDraw for Design etc.
Data: is everything
which is produced either by the user or by programs (sometimes even by the
operating system) to store information, e.g. a document file produce by word is
a data, a downloaded web page or image is a data.
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