Quiz 640-721, Cisco Certified Network Associate Wireless (CCNA Wireless)
True or false?
What is the highest possible data rate of an IrDA device?
what frequency band does 802.11a operate in?
How many non-overlapping channels are available with 802.11b wireless LANs?
True of false: 802.11g operates at up to 54 Mbps and interoperates with 802.11b.
True or false: FDMA requires users to take turns transmitting signals.
What is the reason behind this problem?