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25278039
Networks
Descripción
Mapa Mental sobre Networks, creado por Harry Kirkby el 02/09/2020.
Sin etiquetas
key stage 3
Mapa Mental por
Harry Kirkby
, actualizado hace más de 1 año
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Creado por
Harry Kirkby
hace casi 4 años
14
0
3
Resumen del Recurso
Networks
Types of Networks
WAN
Wide area network
LAN
local area network
Disadvantages
Easy to hack all computers
Can have collisions slowing down the whole network
If the network shuts down then so will all the computers connected to it.
They are expensive to set up and create
You will need someone that knows how to set up a computer to set up a good, well-working network
Advantages
When you complete something on your account and log onto your account on a different computer it will save your progress
They are all connected to each other therefore being able to link to each other
Its easy to save progress on 1 computer and access it on another computer
Topologies
Ring Topology
Disadvantage
High chance of catastrophic failure
Difficult to expand
Advantage
Cheap and easy to install
No collisions (Fast)
Star Topology
Disadvantage
Expensive to install
Failure of the switch will take down the whole server
Advantage
Low chance of collisions
Easy to add new computers to
Bus Topology
Advantage
Cheap and easy to install
Disadvantage
An increased amount of collisons due to the design of the wires connecting all the computers
If the main wire breaks the whole network will break down
IP address
A unique value assigned to every device assigned to a network
An IP address is used to identify ever device on a network
Internet
The internet is a giant mesh of computers
There are multiple different routes between two nodes
Data is split into small chunks called packets
Each packet is sent along the lowest cost route
Recursos multimedia adjuntos
Download (binary/octet-stream)
Star (binary/octet-stream)
Download (binary/octet-stream)
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