Wired & Wireless Networks, Protocols & Layers (OCR GCSE Computer Science): Flashcards
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Ethernet definition
Ethernet definition
Protocol in TCP/IP stack for device communication in a LAN
What does Ethernet use to connect devices?
What does Ethernet use to connect devices?
Cables
Ethernet vs wireless speed
Ethernet vs wireless speed
Faster and more reliable
Why Ethernet is more secure
Why Ethernet is more secure
Less likely to be intercepted without physical access
Ethernet main disadvantage
Ethernet main disadvantage
Limited mobility due to cables
How Wi-Fi transmits data
How Wi-Fi transmits data
Using radio waves
Wi-Fi frequency bands
Wi-Fi frequency bands
2.4 GHz and 5 GHz
2.4 GHz Wi-Fi features
2.4 GHz Wi-Fi features
Larger range but more prone to interference
5 GHz Wi-Fi features
5 GHz Wi-Fi features
Faster speeds but shorter range
Bluetooth definition
Bluetooth definition
Short-range wireless technology for connecting devices
Bluetooth typical uses
Bluetooth typical uses
Keyboards, headphones, smartphones
Wireless main advantage
Wireless main advantage
Greater freedom of movement
Wireless vs wired speed
Wireless vs wired speed
Typically slower, especially over longer distances
Why wireless less secure
Why wireless less secure
Signals can be intercepted more easily
Best connection for offices
Best connection for offices
Ethernet for minimal downtime and fast data transfer