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    3.   Jyoti received an email from an unknown sender with an attachment claiming to be a cute
                               kitten video, instructing her to download and open it to watch. What should Jyoti do to stay
                               safe?

                            4.  Write the symptoms of an infected computer.

                            Scratch Your Brain.                                                    21 st  Century   #Technology Literacy
                                                                                                       Skills
                                                                                                           #Communication
                            1.   Write the names of the following malwares:

                                a.  A virus that worked by sending a fake “love letter.”

                                b. A worm that spread itself with the message, “Hacked By Chinese!”

                                c.   A Trojan horse that was made with the intention to steal banking
                                  details of United States Department of Transportation.

                            2.  Competency-based/Application-based questions:

                                a.   Rihaan loves listening to music online. One day, he clicks on a link promising free access
                                  to the latest music videos. After clicking the link, a cool-looking music player downloads
                                  automatically.  Excitedly,  Rohan  opens  the  player,  but  to  his  surprise,  his  entire  music
                                  library has disappeared. Which malware might have attacked his computer?

                                b.  Your friend has just got a new computer. What advice would you give him
                                  to protect his computer from malware?

                              Explore in the Lab                                       21 st  Century   #Information Literacy
                                                                                           Skills
                                                                                               #Technology Literacy
                     To
                     Subject   Computer Malware

                       Create a presentation on different types of computer malware in PowerPoint.

                    For The Teacher

                        Show the students how an antivirus works.
                        Make them revise and remember the difference between virus, worm, and antivirus.

                                                                                         Safeguarding Your Computer    107

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