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                                                         Computer Mouse










                          Chapter Profile

                             Types of Mouse
                             How to Hold a Mouse?
                             Functions of the Mouse Buttons





                 You have already learnt that the mouse is an input device
                 that is used to point at and select items on a monitor.
                 It is also known as pointing device. While moving the
                 cursor, an arrow is displayed on the screen called as the

                 mouse pointer or pointer.
                                                                                                 Computer mouse
                 Mouse is always kept on a mouse pad.

                      TYPES OF MOUSE


                 Computer mouse are of different types.

                 Optical Mouse

                 The optical mouse is used the most. It has an LED sensor at
                 its bottom that helps the pointer on the screen move. If you
                 pick up the mouse, you will see a red-light glowing under it.
                 An optical mouse can be wired or wireless.

                                       Wire Mouse

                                       A wired mouse has a long wire which can be connected to USB

                                       port. It has a left and right button, and a scroll wheel.

                 Wireless Mouse

                 The wireless mouse has no wire. It runs on batteries and is
                 attached  to  the  computer  through  Bluetooth.  It is also an
                 optical mouse.


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