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1servercomputer networks have at least one powerful computer known as a server t provide services for the network users.
23 types of serverFile server - to store anmd provide files to the user
Web server- uploads and distributes web paghes with their linked files to the internet.
Database server- provides database servcies o tother computer users and programmes.
3Back up storage.backing up is an essential part of maintaining thje security of data.
4FirewallA firewall plays animportant role in protecting networks from intrusion.
5PrintersThese can be black and white depending on the output required, and although they can be attached to a single computer, in aanorganisation like ocer thertre, printers are connected by a network
6Network infrastructuresuch as ethernet cabling and fibre optic cabling.
7Network interface cardthe network card shown has an ethernet cable input and is simply fitted into a sparen slot at the back of the computrer to connect to the mother board
8Huba hub is a device for connecting many ethernet-cable-tpe devices.