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Parts of Networks

Computer networks connect lots of computers. Computer networks can be connected by wires, ethernet cables or wirelessly using radio waves.

The internet as a network

The internet as a network

  • Any device which accesses the Internet becomes part of a network.
Networks of computers

Networks of computers

  • Networks are often part of the Internet.
    • But networks do not always have to be part of the Internet.
  • Computers on a network can share devices such as printers.
Nodes and hubs

Nodes and hubs

  • Each computer on the network is called a node.
  • Different parts of the network are sometimes connected in one place.
  • This place where different parts of the network are connected is the hub.
The network server

The network server

  • Resources and programs can be stored or run on a special computer.
  • This special computer is the network server.
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