CWNA: Certified Wireless Network Administrator v107 — Question 4

Which one of the following 802.11 PHYs is more likely to be used in an industrial deployment but not likely to be used in standard office deployments?

Answer options

• A. SIG
• B. VHT
• C. OFDM
• D. HT

Correct answer: B

Explanation

The correct answer is B, VHT, as it is designed for high-efficiency wireless communication that suits industrial environments where higher data rates and robustness are necessary. In contrast, SIG, OFDM, and HT are generally more suitable for typical office environments where standard data rates and efficiency are sufficient.