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2                   GUI Operating System—




                                                             An Introduction










                       Chapter Profile

                           Operating System                                   Windows 10
                           Desktop                                            Components of Desktop
                           Sorting Desktop Icons                              Hiding Desktop Icons
                           Changing Desktop Background                        Setting the Screen Saver
                           Mouse Pointer Shapes

                           How to Start and Shut Down a Computer


                  In the previous chapter, we learned about software. Operating System is one of
                  the most important software. Without OS, computer is useless and we cannot use
                  our computer at all. In this chapter, we are going to explore more about the most
                  commonly used GUI-based operating system, Windows 10.

                      OPERATING SYSTEM

                  It manages the computer’s memory and controls all hardware and software of a
                  computer system. There are two types of operating systems: GUI and CUI.
                  GUI: It stands for Graphical User Interface. It is very simple to use because it
                  provides various menus and icons for the user to work.
                  CUI: It stands for Character User Interface. It is a command-based system only.
                  The user can operate the system by typing various commands.


                      WINDOWS 10
                  Windows 10 operating system  is  made by one
                  of  the  world’s topmost software  development
                  companies, called Microsoft. It was released in July
                  2015. Windows 10 makes sure that your computer
                  system works smoothly without any problems.
                   Clickipedia




                     Windows 10 was released on 29 July 2015.



                  20     iPRIME (Ver. 2.2)–III
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