37497091
Description
Mind Map by Elsie Donovan, updated more than 1 year ago
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Created by Elsie Donovan
over 1 year ago
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Networks
- Disadvantages
- Expensive
- problems like viruses could affect every computer on that network
- Expertise is needed to set up and maintain the network
- Expensive
- types of networks
- LAN
- a network in a small area or small organisation
- Local Area Network
- a network in a small area or small organisation
- WAN
- Wide Area Network
- A network that spans a large area or multiple organisations
- Wide Area Network
- LAN
- Advantages
- Share printers and share internet connections
- same files are available on whichever computer
- The same username and passwords can be used on any computer connected to the network
- Share printers and share internet connections
- Topology's
- Bus
- advantage:cheap to install
- disadvantage:lots of collisions
- advantage:cheap to install
- Star
- advantage:easy to add new computers
- disadvantage:expensive
- advantage:easy to add new computers
- Ring
- Advantage: cheap to install
- disadvantage:high chance of catastrophic failure
- Advantage: cheap to install
- Bus
- IP addresses
- An IP address is a unique value assigned to every
computer on a network, used to identify it.
- Messages on a network have an IP address attached,
which is how a computer knows whether or not to
keep the message.
- An IP address is a unique value assigned to every
computer on a network, used to identify it.
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