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There are many trends in users IT industry. Here the authors are going to discuss about the emerging technology in IT (i.e.) Wi-Fi technology. Wi-Fi (Wireless Fidelity) is a way to connect to the internet without any wires or cumbersome cables. Wi-Fi technology uses a radio technology called 802.11b for the wireless connectivity. 802.11 buses 2.4GHz of band frequency spectrum with a bandwidth of 11Mbps (802.11a- 5GHz, 54Mbps & 802.l1g-2, 4GHz, 54Mbps).In this paper, they have discussed in detail about what Wi-Fi is and How does it work, what the hotspots are and how does the Wi-Fi technology has been implemented in these hotspots.
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