Multiple choice Which of the following is incorrect about Wi-Fi technology? Wi-Fi stands for wireless fidelity. Wi-Fi also refers to an IEEE standard 802.11. DCF (Distributed Coordination Function) and PCF (Point Coordination Function) are two general types of Wi-Fi transmission. Wi-Fi uses infrared to transmit and receive data at high speed. Wi-Fi offers higher peak data rates than do 3G systems. Reveal answer Fill a bubble to check yourself D Correct answer Explanation This is a wrong statement about Wi-Fi since Wi-Fi uses radio technologies to transmit and receive data at high speed.