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Wide Area Network (WAN): A WAN spans a larger geographical area, often connecting
                     LANs across cities, countries, or continents. The Internet is the largest WAN, enabling global
                     connectivity and communication.





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                     WHAT IS INTERNET?

                  The Internet has become an essential way for people to communicate, even in remote areas. It
                  is a global network that connects computers to share information. The Internet is a system of
                  networks, that link billions of computers, smartphones, and other smart devices by using either
                  wired or wireless communication medium. Anyone can access it from anywhere in the world.
                                                                                 Boost Bits


                                                                           In 1969,  the  Internet  was
                                                                           designed  by  the  Advanced
                                                                           Research Projects Agency (ARPA)
                                                                           of the US Department of Defense
                                                                           and was known  as ARPANet
                                                                           (Advanced  Research  Projects
                                                                           Agency Network).


                  Applications of the Internet

                  The Internet has become an important part of our lives. It plays a very important role in shaping
                  how we live, work, and interact in the digital age. Some of the important applications of Internet
                  are as follows:



                                                           Communication:  One major change  the Internet  has
                                                           brought is how we communicate with each other. Email,
                                                           instant  messaging,  video  conferencing,  and  voice  call
                                                           are some popular methods of communication over the
                                                           Internet.






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