Question

what is a network how do nodes work in a network​

Answer 1

Explanation:

Network nodes are the physical pieces that make up a network. They usually include any device that both receives and then communicates information. But they might receive and store the data, relay the information elsewhere, or create and send data instead.

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Answer 2

Internet or net (network) is the connection of millions of computers all over the world. The computers are connected to eachother by wireless, telephone connection, WiFi, mobiles etc.

In telecommunications networks, a node is either a redistribution point or a communication endpoint. A physical network node is an electronic device that is attached to a network, and is capable of creating, receiving, or transmitting information over a communications channel.