An access pointin networking is a device that allows wireless devices, like smartphones and laptops, to connect to a wired network. It creates a Wi-Fi network that lets wir… See more

Modemsis also known as modulator/demodulator is a network device that is used to convert digital signalinto analog signalof different frequencies and transmits th… See more

A firewallis a network security device that monitors and controls the flow of data between your computer or network and the internet. It acts as a barrier, blocking unauthoriz… See more

A repeateroperates at the physical layer. Its job is to amplify (i.e., regenerate) the signal over the same network before the signal becomes too weak or corrupted to extend the length t… See more