December 2024
Intermediate to advanced
804 pages
18h 44m
English
Content preview from CompTIA Network+ N10-009 Cert Guide, 2nd Edition
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Glossary of Key Terms
Numerics
2.4GHz The radio frequency band used by Wi-Fi networks for wireless communication, known for its longer range and better penetration through obstacles but susceptible to interference from other devices operating in the same frequency.
3G The third generation of wireless mobile telecommunications technology.
4G The fourth generation of wireless mobile technology, which was designed as a complete replacement for earlier 3G technology. The first 4G networks were widely deployed starting in 2009.
5G The fifth generation of wireless mobile technology, which seeks to eventually replace 4G technology. This technology enhances performance once again and began to be deployed in 2019.
5GHz The radio frequency band used ...
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