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5                      Internet and E-mail

















                            Your Aim

                           to learn about:

                                   The Internet                              World Wide Web
                                    How the Web Works?                         Using Web Browser
                                     Using URLs                                  E-mail
                                      What is Spam?                               Emoticons and Acronyms
                                       Netiquettes


                 The Internet is a computer network that connects hosts and end systems throughout the world.
                 It is different from the traditional telephony network and bears some remarkable resemblance
                 to the postal system.

                 Today, the Internet connects thousands of networks and millions of users around the world. It is
                 a huge, cooperative community with no central ownership.
                     THE INTERNET
                 The seed of the Internet was planted in 1969,  Clickipedia

                 when the Advanced Research Projects Agency
                                                                        The World Wide Web (www) or Web was
                 (ARPA) of the United States Department  of
                                                                        created in 1989 at the European Particle
                 Defense began  connecting computers  at
                                                                        Physics Laboratory in Geneva, Switzerland,
                 different  universities  and defense contractors.
                                                                        as a method for incorporating footnotes,
                 The resulting network was called ARPANET.
                                                                        figures, and cross-references into online
                 At first, ARPANET was basically a large network
                                                                        documents.
                 serving only a handful of users, but it expanded
                 rapidly. Initially, the network included four primary host computers.
                 The Internet acts as a carrier for several different services, each with its own distinct features
                 and purposes. The most commonly used Internet services are: World Wide Web, electronic mail,

                 news, file transfer protocol, chat, instant messaging, online services and peer-to-peer services.

                     WORLD WIDE WEB

                 The World Wide Web (www) is a large information system where you can surf and get information.
                 It consists of several public and private websites which may be interlinked and accessible over
                 the Internet worldwide. WWW is also known as Web.


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