CompTIA A+ Core 1 (220-1001) — Question 250

Which of the following wireless networking protocols operates on the 5GHz band and provides data rates in excess of 750Mbps?

Answer options

• A. 802.11a
• B. 802.11ac
• C. 802.11b
• D. 802.11g
• E. 802.11n

Correct answer: B

Explanation

The correct answer is B, 802.11ac, as it is designed to operate on the 5GHz band and can achieve data rates exceeding 750Mbps. Options A (802.11a) also operates on the 5GHz band but has lower data rates, while options C (802.11b), D (802.11g), and E (802.11n) primarily function on the 2.4GHz band or do not support the high data rates specified.