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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)

              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.

              STARTING WINDOWS 10


              The Windows operating system gets loaded onto the computer after you switch ON the
              computer.

              After Windows 10 gets loaded in the memory, the Lock screen appears. When you

              click anywhere on the Lock screen or press any key on the keyboard, the Login screen
              appears.



















                           Windows 10 Lock screen                              Windows 10 Login screen

              Select a username,  and if required, enter the password. A welcome message appears,

              and the Desktop is displayed on the screen.

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