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Which of the following is developing CCK-OFDM?

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Which of the following is developing CCK-OFDM?

(a) IEEE 802.11a

(b) IEEE 802.11b

(c) IEEE 802.15.4

(d) IEEE 802.11g

The question was asked during an interview for a job.

The origin of the question is Wireless Local Area Networks (WLANs) in division Modern Wireless Communication Systems of Wireless/Mobile

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Best answer
Correct option is (d) IEEE 802.11g

Best explanation: IEEE 802.11g is developing CCK-OFDM (Complementary Code Keying Orthogonal Frequency Division Multiplexing) standards. It will support roaming capabilities and dual band use for public WLAN networks. It also has backward compatibility with 802.11b technologies.

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