Practice CWNA-109 Exam Online

Question 1

In a long-distance RF link, which statement about Fade Margin is true?

A : The Fade Margin of a long-distance radio link should be equivalent to the receiver’s low noise filter gain.

B : A Fade Margin is unnecessary on a long-distance RF link if more than 80%

C : Fade Margin is an additional pad of signal strength designed into the RF system to compensate for unpredictable signal fading

D : The Fade Margin is a measurement of signal loss through free space and is a function of frequency and distance

Answer: C

Question 2

You are configuring an access point to use channel 128. What important fact should be considered about this channel?

A : It is a channel that is unsupported by most access points

B : It is a 22 MHz channel so it will overlap with the channels above and below it

C : It is a 2.4 GHz frequency band 40 MHz channel, so it should not be used

D : It is a channel that likely requires DFS when used

Answer: D

Question 3

You manage a WLAN with 100 802.11ac access points. All access points are configured to use 80 MHz channels. In a particular BSS, only 40 MHz communications are seen. What is the likely cause of this behavior?

A : All clients implement single spatial stream radios

B : The AP is improperly configured to use only 40 MHz of the 80 MHz allocated bandwidth

C : The clients are all 802.11n STAs or lower

D : The short guard interval is also enabled.

Answer: C

Question 4

Which statement correctly describes an ad hoc wireless network?

A : It is referred to as an IBSS.

B : It has a maximum connectivity range of 1000 meters.

C : It requires an AP.

D : It uses multiple wireless frequencies.

Answer: A

Question 5

The requirements for a WLAN you are installing state that it must support unidirectional delays of less than 150 ms and the signal strength at all receivers can be no lower than -67 dBm. What application is likely used that demands these requirements?

A : VoIP

B : E-Mail

C : RTLS

D : FTP

Answer: A

Name:	Certified Wireless Network Administrator
Exam Code:	CWNA-109
Certification:	CWNA
Vendor:	CWNP
Total Questions:	128
Last Updated:	Apr 22, 2024

CWNP CWNA-109