Question

what is WiFi? How is it useful in network

Answer 1

it is useful to share networks to other mobile

Answer 2

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$<b>Answer is WiFi </b>is a technology that uses radio waves to provide network connectivity. A<b> WiFi </b>connection is established using a wireless adapter to create hotspots - areas in the vicinity of a wireless router that are connected to the network and allow users to access internet services.$