CWNA General Information 2

Question 1

Which IEEE 802.11 amendment introduced the concept of spatial multiplexing using multiple antennas?

Accepted Answer

802.11n

Answer

802.11a

Answer

802.11g

Answer

802.11b

Question 2

What is the maximum EIRP allowed for point-to-point outdoor 5 GHz links under FCC regulations in the US?

Accepted Answer

53 dBm

Answer

30 dBm

Answer

36 dBm

Answer

23 dBm

Question 3

Which CWNA body of knowledge domain covers the analysis of RF propagation, loss, and gain calculations?

Accepted Answer

RF Technologies and Antenna Concepts

Answer

WLAN Design

Answer

WLAN Security

Answer

802.11 Protocol and Layer 2

Question 4

What organization administers the CWNA certification?

Accepted Answer

CWNP

Answer

IEEE

Answer

Wi-Fi Alliance

Answer

CompTIA

Question 5

In the context of 802.11 networks, what does the term 'BSS' stand for?

Accepted Answer

Basic Service Set

Answer

Broadcast Service Set

Answer

Bandwidth Selection System

Answer

Base Station Subframe

Question 6

Which 5 GHz UNII sub-band requires Dynamic Frequency Selection (DFS) and Transmit Power Control (TPC)?

Accepted Answer

UNII-2 (5.25–5.35 GHz)

Answer

UNII-1 (5.15–5.25 GHz)

Answer

UNII-3 (5.725–5.825 GHz)

Answer

UNII-4 (5.85–5.925 GHz)

Question 7

What is the primary purpose of the Distributed Coordination Function (DCF) in 802.11 WLANs?

Accepted Answer

To provide contention-based medium access control

Answer

To prioritize voice and video traffic

Answer

To coordinate AP channel assignments

Answer

To manage roaming between APs