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    REVISIT

                       ▶  Internet has facilitated sending and receiving messages across the world through E-mail.
                       ▶  An e-mail address of a person contains a username and a domain name.
                       ▶  The username is the name by which the server identifies a particular user.
                       ▶   The domain name is the name by which the server identifies a particular website or mail server.

                       ▶  An e-mail can contain files like documents, audios, videos and pictures as attachments.
                       ▶   Software that is harmful for the computer is called Malicious software.
                       ▶  Malware is malicious software. It includes viruses, worms, Trojan horses, etc.
                       ▶   An antivirus program detects the presence of a virus, warns us of the same and works to
                         deactivate the malware.
                       ▶   It is necessary to update the antivirus regularly to handle the threats that are replicated every day.

                     1.  Tick ( ) the correct option.

                        a.  Identify the correct meaning of the acronym 'E-mail' from the options below.

                              (i)  Electronic mail                             (ii)   Efficient mail

                            (iii)  Easy mail                                  (iv)   Entertainment mail

                        b.  Which of the following options best describes the meaning of 'Cc' in an e-mail?

                              (i)  Copy count                                  (ii)   Carbon copy
                            (iii)  Cover copy                                 (iv)   Complete copy

                        c.  Which of the following options should you use to attach files to an e-mail?

                              (i)  Send button                                 (ii)   Inbox

                            (iii)  Attach files                               (iv)  Drafts

                        d.  How would you classify malware in terms of its impact on computer systems?

                              (i)  Protective software                         (ii)   Harmful software

                            (iii)  Performance-enhancing software             (iv)   Creative software

                        e.  Which of the following types of malware primarily infects executable files?
                              (i)  Boot Sector Virus                           (ii)   Macro Virus

                            (iii)  E-mail Virus                               (iv)   Program File Virus

                                                                                             E-mail and Malware Safety  87

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