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Ans 1 . (a) Netiquette is a set of unofficial rules for good behavior and politeness followed by users of online and digital technologies such as the Internet, email, and chatrooms.
(b) Blog is a website where a person writes regularly about topics that interest them, usually with photographs and links to other websites they find interesting.
(c) An e-mail is a message sent from one computer to another over the Internet, using a set webmail server address.
Ans 2. (a) Keep Personal Information Professional and Limited.
(b) Keep Your Privacy Settings On.
(c) Choose Strong Passwords.
(d) Keep Your Antivirus Program Up To Date.
Ans 3. Two Advantages of online shopping are:
(a) Saves time and efforts.
(b) Wide variety / range of products are available.