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                     Desktop computer, laptop, tablet and smartphone are called PCs. (PC stands for
                     Personal Computer.)


                     Reb               t


                        We can see many things around us, some of them are natural and some of
                      them are human-made.
                       Computer is a machine that can do different types of work.

                        Machines are human-made things that save our time and make our work easier.
                       Computer can work very fast without making mistakes.

                       Computers can do a lot of work without getting tired.
                       Computers can calculate difficult sums quickly.
                       Desktop, laptop, tablet and smartphone are different types of computers.






                    One         Touch         Learn                                        Section A (Objective)
                    One


                  A.  Tick (3) the correct option.

                      1.  Which of the following is a machine?

                          a.                                b.                            c.







                      2.   Which of the following machine helps to solve sums, play games, listen to

                         music, etc.?
                          a.                                b.                            c.







                      3.  Which of the following is a laptop?

                         a.                               b.                              c.









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