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Gl    ssary









                             Arrow Keys       These keys are used to move the cursor up, down, left and
                                              right.





                         Backspace Key        This key is used to erase anything typed on the left side of
                                              the cursor.





                                 Clicking     Pressing and  releasing  any  button  of  a  mouse is called
                                              clicking.





                                      CPU     It stands for  Central Processing Unit.  It is the  brain  of
                                              computer.





                                   Cursor     A cursor is a small blinking line on the screen.





                                              They are used to hear sounds and music without disturbing
                            Headphones
                                              others.





                               Keyboard       It is used for typing numbers and letters.







                                   Laptop     It is a small portable computer that can be kept on your lap.






                                   Printer    It is used to print text and pictures on paper.





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