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Paper 1 revision - Coggle Diagram
Paper 1 revision
computer systems
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Embedded Systems
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hottubs, dishwashers, washing machines, dryers, smartfridges
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Communication Hardware
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Hybrid devices
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convenient, but has simpler features so total failure is more likely
Software
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Open Source Software
Source code is made easily available for people to use, check and modify
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communication devices
input
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mouse, keyboard, microphone, barcode readers, scanners, webcams, graphics tablet
output
monitors, headphones, speakers, printers, projectors
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comms. devices; sends and receives data between computers. e.g, hubs and switches.
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connectivity
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wired vs wireless
wired - benefits
more stable, more reliable
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wireless connections
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microwave networks
high bandwidth, affected by the weather
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Hardware troubleshooting
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fault management
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predicting the cause of the problem (using tools, trial and error)
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