Network

Network

1. there are two types of network types (lan) this means local area network and the other type wan wide area (wan)

   • wide area network is when the network coveres a large geograpical area. most wans are made from several lans
   • local area network is when the network covers small area and a site example a school

2. advantges

   • files can easily be shared beetween users
   • network users can communicate by email and instant messgener
   • sharing devices such as printers saves money
   • data is easy to backup as all the data is stored on the file server

3. types of network

4. disadvantges

   • Purchasing the network cabling and file servers can be expensive
   • Viruses can spread to other computers throughout a computer network.
   • Managing a large network is complicated, requires training and a network manager usually needs to be employed.
   • There is a danger of hacking, particularly with wide area networks. Security procedures are needed to prevent such abuse, eg a firewall

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