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To Sum Up


                          Operating System manages the computer’s memory and controls all hardware
                        and software of a computer system.
                          Windows 10 is  the most popular  version of the Windows operating  system

                        from Microsoft.
                          Desktop is the first screen that appears from which you can start working.
                          Sorting the icons means arranging the icons on the desktop.

                          Hide desktop icons is used to hide all the icons on the desktop.

                          Show desktop icons is used to show all the icons on the desktop.
                          Desktop background can be changed according to our choice.
                          A moving pattern or animation that appears on the screen is called a screen
                        saver.

                          The shape of the mouse pointer changes according to the actions we perform.

                          Before starting work on the computer, you should start your computer properly.
                          When you have finished working on the computer, you should shut it down
                        properly.




                                                          Exercise



                                                       Section A (Objective)

                 A.  Tick ( ) the correct option.
                    1.   Which of the following is the most popular version of windows operating system developed
                       by Microsoft?

                       a. Windows 9                                       b. Windows 15

                       c. Windows 10                                      d. None of these

                    2.  Which of the following is the first screen that appears after turning on the computer?

                       a. Wallpaper                                       b. Screen saver


                       c. Desktop                                         d. None of these
                    3.  Which shape of the mouse pointer appears while inserting text into a document?

                       a. Busy                                            b. Normal

                       c. I-Beam                                          d. Double-headed Arrow




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                                                                          GUI Operating System—An Introduction
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