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GUI operating systems are interactive and user friendly.

                 It replaces the commands that  we  used in the CUI
                 interface with icons, buttons, and menus. A user does
                 not need to remember all the commands. GUI allows us
                 to give commands to the computer by simply clicking
                 with  the  mouse. Examples of  GUI are  Windows XP,

                 Windows Vista, Windows 7, Windows 8, Windows 8.1,
                 Windows 10, Windows 11, Mac, LINUX (Fedora, Ubuntu,
                 BOSS, etc).

                 Advantages of GUIz

                 There are many advantages of GUI over CUI:
                 •  It is easy to use, especially for beginners.

                 •  It is more appealing and attractive as compared to CUI.
                 •  It provides the feature to use multiple applications at the same time.
                 •  It is not necessary to remember the commands to operate this interface.

                 •  It provides remote access to a computer.
                 •  It enables easy exchange of information between software through cut and paste or 'drag and
                    drop' methods.
                 •  It usually provides users with immediate, visual feedback about the effect of each action.

                 Disadvantages of GUI

                 There are many disadvantages of GUI:
                 •  It takes large amount of hard disk space than CUI.

                 •  It uses more processing power.
                 •  It needs more memory (RAM) to run.


                  i +  A COMPARISON BETWEEN CUI AND GUI


                          CUI (Character User Interface)                   GUI (Graphical User Interface)
                   1. It provides lots of commands to perform  It  provides icons,  buttons,  windows,  and
                       different types of operations.                menus to give commands.

                   2. A user needs to remember all the  A user does not need to remember
                       commands.                                     commands. He can just click on the icons,
                                                                     menus etc.
                   3. It uses the keyboard to give commands.         It uses a mouse, a stylus, or fingers to give
                                                                     commands.

                   4. Examples are  DOS, Windows  Command  Examples are Windows, MacOS, etc.
                       Prompt, etc.




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                                                                                              Operating System
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