Nodes in connecting computers

Hi all,

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 which 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.

What do you know more about nodes?reporter;;:)