LAN & WAN (OCR A-Level Computer Science): Flashcards
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Practise the cards
15 cards from this deck
Geographical area covered by a LAN
Geographical area covered by a LAN
Small area (single building, office, or school)
Typical speed range for LANs
Typical speed range for LANs
100 Mbps to 1 Gbps
Who typically owns and manages a LAN
Who typically owns and manages a LAN
Single organisation
Connection media commonly used in LANs
Connection media commonly used in LANs
Ethernet cables or Wi-Fi
Geographical area covered by a WAN
Geographical area covered by a WAN
Large area (cities, countries, or continents)
What does a WAN connect together
What does a WAN connect together
Multiple LANs
Typical speed range for WANs
Typical speed range for WANs
1.5 Mbps to 200 Mbps
Who maintains WANs
Who maintains WANs
Multiple organisations or service providers
The largest WAN in the world
The largest WAN in the world
The internet
Function of switches in a LAN
Function of switches in a LAN
Connect devices and enable efficient data transmission
Function of access points in a LAN
Function of access points in a LAN
Allow wireless devices to connect via Wi-Fi
Function of modems in a WAN
Function of modems in a WAN
Convert digital data for transmission over long distances
Speed comparison: LAN vs WAN
Speed comparison: LAN vs WAN
LANs generally faster than WANs
Ownership structure: LAN vs WAN
Ownership structure: LAN vs WAN
LAN: single org; WAN: multiple orgs
LAN characteristics: speed and range
LAN characteristics: speed and range
Higher speeds but shorter ranges