Huawei Certified ICT Associate – Data Center Network (HCIA-DCN) — Question 41

Which of the following IEEE 802.11 standards supports the 2.4 GHz frequency band only?

Answer options

• A. 802.11a
• B. 802.11g
• C. 802.11n
• D. 802.11ax

Correct answer: B

Explanation

The correct answer is B, 802.11g, as it exclusively operates on the 2.4 GHz frequency band. In contrast, 802.11a operates only on the 5 GHz band, while both 802.11n and 802.11ax can operate on both 2.4 GHz and 5 GHz bands.