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:fire: Network and the internet :fire: - Coggle Diagram
:fire: Network and the internet :fire:
network
more than one computer connected to share data
Advantages and disadvantages of a network
Advantages
Security levels can be added
Devices can be used on all the computers
e.g, printers
Databases can be shared with many people
Software can be downloaded on all computers at once
People can send data to each other and communicate
Lots of computers can do one large task
Distributed system
Disadvantages
Network managers have to protect about security threats
Reliance of network resorces
An expert is required to keep it running
Risk of viruses and hacking
Cables
Copper
Fibre optic
Really fast - no signal loss
Light is transmitted through