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CPU

            CPU stands for Central Processing Unit.

            The CPU is fixed inside the CPU 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 the Intel 4004, released by Intel corporation in 1971.


                MOUSE


            Mouse is a handheld device with a long wire attached to it.
            It has two buttons and a scroll wheel. You can 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.




               Recap


                     CPU, monitor, keyboard and mouse are the main parts of a computer.

                     CPU is the brain of a computer.


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