how many types of internet connections are there all over the world?

[:D] ANSWER TO THE ABOVE QUESTION well as far as i know Wifi, Broadband and mobile internet which comprises 2G, 3G, 4G and it may extend to 5G 2G simply means second generation mobile communication standards. With the advancement of technology the internet speeed increases and the standards change like 3G came after 2G and now 4G will come in to place in near future