What is a Node?
Two or more computers are connected directly by an optical fiber or any other cable. A node is a point where a connection established. It is a network component that is used to send, receive and forward the electronic information.
A device connected to a network is also termed as Node. Let’s consider that in a network there are 2 computers, 2 printers, and a server are connected, then we can say that there are five nodes on the network.