CWS CWS WLAN Roaming and QoS Questions and Answers

Question 1

Which 802.11 amendment introduced fast BSS transition (FT) to reduce roaming latency?

Accepted Answer

802.11r

Answer

802.11k

Answer

802.11v

Answer

802.11u

Question 2

What is the purpose of 802.11k in a wireless network?

Accepted Answer

Radio Resource Management for neighbor reports

Answer

Fast roaming key caching

Answer

WPA3 key exchange

Answer

Channel bonding coordination

Question 3

Which WMM Access Category (AC) is assigned the highest priority for voice traffic?

Accepted Answer

AC_VO

Answer

AC_VI

Answer

AC_BE

Answer

AC_BK

Question 4

What does the term 'sticky client' refer to in a WLAN environment?

Accepted Answer

A client that refuses to roam away from a weak AP signal

Answer

A client permanently bonded to a specific SSID

Answer

A client using 802.11r fast transition

Answer

A client with a static IP address

Question 5

Which EDCA parameter controls the minimum contention window size for a WMM Access Category?

Accepted Answer

CWmin

Answer

AIFS

Answer

TXOP

Answer

CWmax

Question 6

What is the function of 802.11v BSS Transition Management?

Accepted Answer

Allows APs to suggest roaming targets to clients

Answer

Encrypts roaming handshakes

Answer

Assigns static channels to APs

Answer

Manages WPA2 key rotation