ネットワーク技術者は、少なくとも 1.3Gbps および 5GHz のみをサポートする AP を選択する必要があります。要件を満たすために AP がサポートする必要があるワイヤレス規格は次のうちどれですか?
正解:B
Explanation Wireless AC is a wireless standard that supports up to 1.3Gbps data rate and operates in the 5GHz frequency band only. Wireless AC is also backward compatible with wireless A and N devices that use the 5GHz band. Wireless AC is suitable for high-performance applications such as HD video streaming and online gaming. References: Network+ Study Guide Objective 2.2: Explain the purposes and properties of routing and switching. Subobjective: Wireless standards and their characteristics.