Which of the following frequency bands are supported by IEEE 802.11n?
2.5 GHz
2.4 GHz
5 GHz
6 GHz
Comprehensive and Detailed Explanation:
802.11n operates on both 2.4 GHz and 5 GHz bands (Dual-band support). ✅
802.11ax (Wi-Fi 6) supports 6 GHz (but 802.11n does not). ❌
✅ Reference: HCIA-Datacom Wireless Guide – 802.11 Standards
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