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    b.   You use a keyboard to type, a CPU to process and a printer to print. What
                             type of devices are these?

                          c.   Aarav switches on the computer and sees a screen with small pictures and a
                             bar at the bottom. What is this screen called and what are the small pictures

                             called?

                          d.   Neha  finishes  her work and  directly  switches  off the  main  power  without

                             shutting down the computer. Is this the correct way? What should she do
                             first?

                          e.   Rahul types  numbers  using  a  keyboard, the  CPU  works on  them  and  the
                             answer appears on the monitor. Name the three steps of computer working

                             shown here.

                                                                                                  21 st   #Technology Literacy
                          LAB ACTIVITY                                                         Century   #Information Literacy
                                                                                                 Skills

                            Visit your computer lab and switch on the computer and follow the given steps:
                          ▶  Go to the Start Menu and open Paint.

                          ▶  Click the Restore Down button to make the window smaller.

                          ▶  Then click the Maximize button.

                          ▶  Now close the Paint window.

                          ▶   Make sure to switch off the computer properly after completing your work.
                          ▶  Visit your computer lab and perform the following actions:

                              (a)  Switch on a computer.
                              (b)  Open Notepad with the help of your teacher.

                              (c)  Type five things about yourself.

                              (d)  Close Notepad with the help of your teacher.
                          ▶   Observe and make a list of all the different input and output devices present

                              in your computer lab.

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