Which of the following would be BEST to use to detect a MAC spoofing attack?


A. Internet Control Message Protocol
B. Reverse Address Resolution Protocol
C. Dynamic Host Configuration Protocol
D. Internet Message Access Protocol

A systems administrator needs to improve WiFi performance in a densely populated office tower and use the latest standard. There is a mix of devices that use 2.4 GHz and 5 GHz. Which of the following should the systems administrator select to meet this requirement?


A. 802.11ac
B. 802.11ax
C. 802.11g
D. 802.11n