Essay On Advantages And Disadvantages Of Network

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A network is a group of computers which are linked in order to share resources. These computers may be linked by cables, telephone lines and satellites. There are 2 types of networks, local Area Network (LAN) or Wide Area Network (WAN).
Local Area Network is when computers are confined into a small area to and are connected from cables or wireless. LAN can use resources and share them such as files, software, hard disks and peripherals (devices used to input or output information in a computer).
Peripherals can reduce the amount you spend as you don’t need to buy a printer for each station as you can all share a printer. Also users of LAN can save their work to the main server which means they can retrieve their work from whatever work station they are working at which means they do not have to work at the same station all the time. LAN also makes sharing easier as you can save documents onto the main server then
It can also be an issue as the wiring can be expensive to buy and install and if the network is down, all computers would be out of use.

WAN is a network is a LAN network that has been connected to another LAN network to make a bigger network called a Wide Area Network. The LAN networks are connected by fibre optic cables, satellites, telephone systems or a modem. Many businesses use WAN as they can connect world-wide to their businesses in different countries.
WAN is useful as you can send messages quickly to anyone else who is on the network meaning communication occurs faster. They also can include images in the messages. WAN also allows peripherals to be used from all from all the people on the network. WAN is also useful as it is a larger network meaning you can share more without being so close to each other like the LAN network. It also allows you to send things to people which are in a different

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