Which wireless LAN component is most commonly used in home and small offices?
Answer: Wireless LAN router.
What is the primary difference between an access point and a wireless LAN router?
Answer: A wireless LAN router actually routes packets to their destination. Access points don't implement DHCP and NAT. Routers do implement DHCP and NAT.
When would the use of a wireless LAN repeater make sense?
Answer: When extending the range of an access point or router to an area where wires can't be run feasibly.
How does a wireless LAN radio NIC identify with which access point to associate?
Answer: The radio NIC listens for beacons being sent periodically by each access point and associates with the access point having the strongest beacon signal.
WEP is a mandatory encryption mechanism. True or false?
In what frequency band does 802.11a operate in?
Answer: 5 GHz.
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.
Which 802.11 frequencies are available almost worldwide?
Answer: 2.4 GHz (802.11b and 802.11g).
What does Wi-Fi provide?
Answer: A product having Wi-Fi certification will interoperate with other products that have Wi-Fi certification, regardless of the manufacturer.