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    e.   Sneha installs free software that looks legitimate but later her personal data is accessed
                             remotely without permission. Which malware caused this?
                              (i)  Virus                                          (ii)  Worm

                             (iii)  Trojan Horse                                 (iv)  Macro Virus

                      2.  Fill in the blanks using the words from the help box.

                                  Self-propagating, Norton, Internet, Macro virus, File-infecting virus

                          a.   Cyber safety refers to the safe and responsible use of the _______________ and digital
                             devices.

                          b.  _______________ antivirus is developed and distributed by Symantec Corporation.
                          c.  A worm is a _______________ program that works without human intervention.

                          d.  A Program file virus, also known as a _______________.
                          e.   A _______________ is a type of virus that targets and infects documents, particularly files
                             that use macros, such as Microsoft Word or Excel files.

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

                          a.  Identity theft involves stealing someone’s personal information to commit fraud.

                          b.  Cyber safety is only important for adults, not for students.

                          c.  A computer running slower than usual can be a symptom of a virus infection.

                          d.   A Boot Sector Virus infects the part of the disk responsible for starting the
                             operating system.

                          e.  Malware is a type of program designed to protect a computer system.

                      4.  Answer in one or two words.
                          a.  What is one of the popular uses of the Internet?                              ____________

                          b.   Name the component of an e-mail window where all received messages
                             are displayed.                                                                 ____________
                          c.   Which component of an email window includes a brief introduction
                             about the message being sent to recipients?                                    ____________

                          d.  What should be unique for each email account?                                 ____________
                          e.  Name a virus that targets Word or Excel files.                                ____________

                      5.  Think and answer.

                          a.  What is malware?

                             _____________________________________________________________________________

                             _____________________________________________________________________________

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