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Operating system is an example of system software.

                  Microsoft  Windows  is the most popular  operating
                  system available  today.  It has different versions like
                  Windows XP, Windows Vista, Windows 7, Windows 8,
                  Windows 10 and Windows 11.

                  Application Software

                  Application software is used to perform a specific task. Some examples of application
                  software are Paint, Windows Media Player and MS Word.



                  Paint is used to draw and colour pictures.




                                  Windows Media Player is used to play movies and songs.






                  MS Word is used to type letters, applications, articles and essays.

                      HOW DOES A COMPUTER WORK?

                  A computer works on the IPO cycle (Input-Process-Output).


                                            INPUT                PROCESS               OUTPUT

                                             3, 6, +               3 + 6                   9


                                                        Data               Information










                                            Keyboard                  CPU                 Monitor

                      Input: The data and instructions we give to a computer are called Input.

                      Process: A computer takes action on the data entered by the user. It converts the

                     data into meaningful information with the help of the processor that is the
                     CPU. This conversion of data into information is called processing.

                      Output:  The  result  that  we  get  after  processing  the  data  and  instructions  is

                     called output.




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