What is one disadvantage that 802.11a wireless has compared to 802.11g?
- Use of the 5GHz band requires much larger antennas.
- The OFDM modulation technique results in a slower data rate.
- There are fewer non-overlapping channels available to help reduce RF interference.
- The use of higher frequencies means that signals are more likely to be obstructed.
Exam with this question: CCNA Exploration 3: ESwitching Final Exam