N10-005 Question #684: Real Exam Question with Answer & Explanation

The correct answer is B: 802.11b. 802.11b has a maximum theoretical data rate of 11 Mbps, which is well below 50 Mbps. It operates in the 2.4 GHz band and was one of the earliest widely adopted Wi-Fi standards. In comparison: 802.11a supports up to 54 Mbps, 802.11g supports up to 54 Mbps, and 802.11n supports up

Question

Which of the following wireless standards has a maximum rate of less than 50 Mbps?

Options

A802.11a
B802.11b
C802.11g
D802.11n

Explanation

802.11b has a maximum theoretical data rate of 11 Mbps, which is well below 50 Mbps. It operates in the 2.4 GHz band and was one of the earliest widely adopted Wi-Fi standards. In comparison: 802.11a supports up to 54 Mbps, 802.11g supports up to 54 Mbps, and 802.11n supports up to 600 Mbps (with multiple spatial streams). Only 802.11b falls below the 50 Mbps threshold.

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