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CPU

                  CPU stands for Central Processing Unit.

                  The CPU is fixed inside the CPU box/cabinet.
                  It  is the  brain  of  the  computer.  It  is the  most
                  important part of the computer which controls

                  all the other parts and makes them work.
                                                                                   CPU Box                   CPU




                    The first CPU was Intel 4004, released by Intel Corporation in 1971.






                                    If CPU is like brain of a computer, then which part of a computer is like
                                    its mouth?



                      MOUSE

                  Mouse is a handheld pointing device with a long wire attached to it.
                  It has two buttons and a scroll wheel. These are used to move the
                  cursor on the screen, select objects and click on buttons. You can

                  also draw pictures using a computer mouse.
                                                                                                             Mouse
                      KEYBOARD

                  A keyboard has many small buttons called keys. It is used for typing numbers and
                  letters.















                                                               Keyboard

                           Tech Funda



                         A standard keyboard has around 104 keys.







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