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c.   Define fourth generation computers.

                          ___________________________________________________________________________________
                          ___________________________________________________________________________________

                     d.   What do you mean by handheld computer? Write the name of any two handheld
                          computers.

                          ___________________________________________________________________________________

                          ___________________________________________________________________________________
                     e.   Define the following:

                           (i)  Projector
                          ___________________________________________________________________________________

                          (ii)  ATM
                          ___________________________________________________________________________________

                          (iii)  Microwave

                          ___________________________________________________________________________________
                         (iv)  Laptop

                          ___________________________________________________________________________________

                 5.  Differentiate between the following:
                     Supercomputer                                           Minicomputer
                     _____________________________                           _____________________________
                     _____________________________                           _____________________________


                 6.  Application based questions.                                                   Experiential Learning
                     a.   Devansh recently visited a supermarket and purchased a few items. When he went over to
                          the billing counter, he noticed that the person there used a device to scan the items he had
                          purchased. When the person scanned the item, its price was automatically displayed on
                          the screen. Which device was he using?
                          ___________________________________________________________________________________

                     b.   Shweta was given a project to be made in Word 2010. After completing the project, she had to
                          take its printout and submit it to her teacher. Her teacher asked to get the best quality printout.
                          Which printer should Shweta use for this purpose?

                          ___________________________________________________________________________________

                 7.   Classify the following devices as Input (I) and Output (O).


                     a.   Keyboard                                    b.   Barcode reader

                     c.   Inkjet printer                              d.  Projector

                     e.   OCR                                         f.  Monitor




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