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WhatsApp: It is an instant messaging service that allows you to
                       send messages, pictures and videos and even voice recordings
                       over the Internet. It was launched in 2009 and is now owned by
                       Facebook. It is more popular as an app.

                  Other Uses


                  Many services are now provided on the Internet such as online banking, job seeking,
                  online education,  online ticket booking, hotel reservations and online storage.
                  Often, these services are either not available offline or cost more.

                      REQUIREMENTS TO CONNECT TO INTERNET

                  The things required for having an Internet connection are:


                      Computer System: It is an integrated system with all the
                       different types of input, output, processing and storage
                       devices.



                                                     Telephone  and Cable Lines: These help in
                                                     establishing a link between the different computers
                                                     and the servers.


                      Modem: It stands for Modulator Demodulator. Modem
                       transfers digital information over telephone lines  and
                       vice-versa.



                                         Web Browser: It is a software program which helps the user in
                                         opening and displaying the different web pages. The different

                                         types of web browsers are Google Chrome, Mozilla Firefox, etc.


                      ISP: It stands for Internet Service Provider. It is a
                       company that provides Internet access on payment
                       of a monthly fee. Some of the ISPs are Vodafone Idea,
                       Airtel, BSNL, (Bharat Sanchar Nigam Limited), MTNL
                       (Mahanagar Telephone Nigam Limited.), Jio, etc;

                   Clickipedia



                    Wi-Fi  is  a popular  wireless networking technology  to provide wireless
                    high-speed Internet and network connections.





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