What is wireless fidelity $($Wi$-$Fi$)?$

Multiple Choice

The inner workings of a Wi$-$Fi service or utility, including the signal transmitters, towers, or poles and additional equipment required to send out a Wi$-$Fi signal.

A means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves.

A communications technology aimed at providing high$-$speed wireless data over metropolitan area networks.

A metropolitan area network that uses radio signals to transmit and receive data.