Page 27 - Computer - 3

Knowledge Discovery Subject Enrichment

The Operating System is stored permanently on the hard disk of a computer. When the
computer is switched ON, the operating system is loaded in the primary memory of the CPU.
The process of loading the operating system into the main memory is called Booting.

WINDOWS OPERATING SYSTEM

Windows operating system is developed by Microsoft. It is the most popular operating
system used all over the world. Windows OS has developed over the years through
a series of versions. Each new version of Windows brings new features, better

interface, and ease of use. Some popular versions of Windows operating system are
Windows 95, Windows XP, Windows 7, and Windows 10.

3.1 (1992) 95 (1995) XP (2001) 7 (2009) 10 (2015)

Knowledge Discovery Subject Enrichment

The first version of the Windows operating system was launched
in November 1985. The first popular version of Windows was
Windows 3.1. Windows 95 was the first operating system to be
installed on the hard disk of a computer.

Some important features of Windows operating system are:

1. It has a Graphical User Interface (GUI). A GUI represents commands, programs,

and files in form of pictures and graphics called Icons.
2. It is easy to learn and use.

3. It allows most hardware devices to be connected to the computer.
4. It allows most software to be installed and run on the computer.

5. It provides several utility programs called apps that can be used to perform
most common tasks on a computer.

Let us learn about Windows 10, one of the latest versions of Windows operating

system.

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