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Chapter Profile                                                                                                                                                        Chapter Profile
                  Shift Key

                  Shift key is used with other keys for different purposes. If you press and hold the

                  Shift key along with an Alphabet key, it will type that letter in capital even when the


                  Caps Lock is turned off.

                                                               B                          b
                                  Shift        +   B     →



                                                             Caps Lock is OFF           Caps Lock is ON

                  Ctrl and Alt Key
                                                                                                 Ctrl
                  Ctrl key is used with another key to perform a particular task.


                  For example, to move the cursor to the top of a document press Ctrl + Home keys.

                  Alt key is also used in combinational keys to perform a particular task.                  Alt

                  For example, to close any program press Alt + F4 keys.


                  Symbol Keys

                  These keys have special signs and symbols. Some symbol keys are to the right of the

                  Alphabet keys such as: /, <, >, {, [, etc. They have two symbols on them.
                  Some symbols are also placed over the numbers on the number keys such as: !, @,

                  #, $, %, *, etc.



                                          Shift                  !              !
                                                           +     1       →







                         FUNCTIONS OF MOUSE


                  Let  us  study  about  various  functions  of  a             click

                  mouse.

                  Single-click or Click


                  Pressing  and  releasing  the  left  mouse
                  button  once  is  called  single-click.
                  Single-click is used for selecting an item.                     Single-click




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