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    b.  A laptop runs on a                            that can be charged.

                        c.  A                        is smaller than a laptop and has a touchscreen display.

                        d.   Computers  in  banks  are  used  for transferring                                from one

                            account to another.

                        e.   In  schools, computers  are used  to prepare  test  papers, worksheets  and

                                                  .

                     3.  Write 'T' for true and 'F' for false.

                        a.  Computers can take decisions on their own.

                        b.  Humans cannot work as fast as computers.

                        c.  A smartphone cannot be carried easily in our pockets.

                        d.  Supercomputers use a lot of power and take up a lot of space.

                     4.  Answer in one or two words.
                        a.   What type of computer is designed to solve complex

                            calculations and used in specialised fields?

                        b.  Where are computers used to prepare and print bills?

                        c.   Which type of computer can fit in our laps and be carried
                            easily?

                        d.   Where do we use computers for launching and controlling

                            satellites?

                     5.  Think and Answer.

                        a.  List two tasks done using computers at home.

                                                                                           Computer—A Smart Machine   15

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