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Let’s CatCh uP

                   Write 'I' for Input, 'P' for Process and 'O' for Output for the given pictures.







                    1.









                    2.







                        IPO DEVICES



                 A computer is made up of many parts. These parts are also known as IPO devices.


                      Input Devices

                 The devices that are used to enter data into the computer and give instructions

                 are called input devices. Some of the commonly used input devices are keyboard
                 and mouse.











                             Keyboard                             Mouse

                      Processing Device

                 The  device  that  works on the input  is called

                 processing device.  CPU  is  the  main  processing
                 device.

                 CPU stands for Central Processing Unit. It works

                 like the brain of a computer. CPU is fixed inside                      CPU      CPU Box /Cabinet
                 the CPU box/cabinet.



                                                                                            Working of a Computer  23
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