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b.  What is the use of a pen drive?

                          _____________________________________________________________________________
                     c.   What is primary memory?

                          _____________________________________________________________________________

                     d.  What is a cloud storage site?
                          _____________________________________________________________________________

                          _____________________________________________________________________________

                     e.  What are the secondary storage devices? Give any two examples.

                          _____________________________________________________________________________
                          _____________________________________________________________________________


                 4.  Write the difference between:
                     RAM                                                      ROM

                     _____________________________                            _____________________________
                     _____________________________                            _____________________________



                 5.  Which storage device will you use for the following purposes?
                     a.   To store files online so that we can use them anywhere from any computer.  ____________
                     b.   To store multimedia data on our mobile phones and digital cameras.           ____________

                     c.   To store and record high-definition videos up to 25 GB.                      ____________



                  GROUP DISCUSSION                                                                      Communication


                    Divide the students  into two groups  and discuss  the differences between  "Primary
                    memory and Secondary memory".







                    LAB ACTIVITY                                                                      Subject Enrichment

                       Visit your computer lab and perform the following:

                     ▶  Insert a CD and learn about connecting a pen drive.
                     ▶  Turn on the computer and write the size of the following things:
                         (a)  A word document                (b)  An image file

                         (c)  A video file                   (d)   An mp3 file
                         Which of the above is the largest and the smallest in size?





                                                                                                Computer Memory   13
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