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1                         More about a Computer
















                     Let’s surf
                         Computer and Human                            Types of Computers
                         Places where Computers are Used




                                                                                             21 st
                 Let’s PLug-in                                                             Century   #Critical Thinking
                                                                                                #Technology Literacy
                                                                                            Skills
                   Look at the pictures carefully.  Write the name of the missing part in each picture.































                 In your previous class, you have learnt that computer is a
                 useful machine. It makes our work easier and helps us a lot.



                        COMPUTER AND HUMAN                                                      Computer System


                 A computer is a human-made machine. It helps us in many ways. But a computer

                 cannot work on its own. Humans and computers are very different from each
                 other. Let us learn the differences.




                                                                                           More about a Computer   7
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