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Networks 512
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Name one new technology that 5G enables.
Self-driving cars, Smart cities, Remote surgery, IoT devices
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What’s one main reason 5G rollout is expensive
It needs many small cell towers and new infrastructure
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What is one benefit of satellite internet?
Global coverage, even in remote areas
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What does “machine-to-machine communication” mean?
Devices communicating without human input
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What is one downside of living in a fully connected home?
Privacy invasion, dependency, or cyberattacks
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True or False: 5G uses smaller cell towers placed closer together than 4G.
True
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Which is faster — 4G LTE or 5G?
5G
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Around what year is 6G expected to launch?
2030
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What does “latency” mean in networking?
The delay between sending and receiving data
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What decade did 4G become widely available?
2010s
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What was the main purpose of 1G networks?
Voice calls only
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True or False: 5G requires larger towers than 4G.
False — smaller but more numerous cells
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What kind of network is Starlink an example of?
Satellite-based internet network
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What kind of frequencies does 5G use that 4G doesn’t?
Millimeter waves (high frequency)
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Which mobile network generation first allowed HD video streaming?
4G
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What is the “Internet of Everything”?
When all devices, people, and systems are networked together
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Give one example of an IoT device in your daily life.
Smartwatch, smart TV, Alexa, etc.
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What’s a “smart city”?
A city that uses data and connected devices to improve efficiency
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What does “G” stand for in 4G and 5G?
Generation
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What made 3G different from 2G?
Mobile Internet Access
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What does IoT stand for?
Internet of Things
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What’s “digital dependency”?
Relying too heavily on technology for daily life
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What is one major concern about 5G?
Health risks, privacy, cost, or surveillance
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What major feature did 2G introduce?
SMS/Text messaging
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