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COMPUTER—A SMART MACHINE


                  In the previous class, you have learned that machines make our work easy
                  and efficient.

                  A computer is a smart machine which helps us to do many things like watching

                  movies, listening to music, playing games, drawing pictures, writing letters, solving
                  sums, etc. It works on electricity. Hence, computer is called an electronic machine.

                  In this chapter, we are going to explore how computer is different from humans.


                                                                                                      PURE
                             The earliest robot ever created was in 1950 by George C. Devol.          FACT





                           COMPUTERS AND HUMANS


                  Computers have become an important part of our lives but they are very
                  different from us. Let us see how.









                                                                              Humans cannot work as fast
                               Computers work fast.
                                                                                       as computers.


                        Computers cannot make mistakes.                        Humans can make mistakes.



                          Computers cannot get tired                       Humans can get tired and bored.
                                     or bored.

                                                                               Humans can work without
                       Computers need instructions to work.
                                                                                       instructions.


                       Computers cannot take decisions                         Humans can take decisions
                                   on their own.                                       on their own.


                          Computers store everything in                      Humans can forget information
                          the memory and never forget.                             stored in their brain.


                                                                           Humans do not need electricity
                         Computers work on electricity.
                                                                                        to work.



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