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Question 1

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A client STA must choose the best AP for connectivity. As part of the evaluation, it must verify compatible data rates. What can the client STA use to verify that an AP supports the same data rates

Question 2

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In an 802.11n (H T) 2.4 GHz BSS, what prevents each station from using all the airtime when other client stations are actively communicating in the same BSS?

Question 3

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What frame type is used to reserve the wireless medium for the transmission of high data rate frames that may not be understood by all clients connected to the BSS?

Question 4

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You are reporting on the RF environment in your facility. The manager asks you to describe the noise floor noted in the report. Which of the following is the best explanation?

Question 5

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Lynne runs a small hotel, and as a value added service for his customers he has implemented a Wi-Fi hot-spot. Lynne has read news articles about how hackers wait at hot-spots trying to take advantag

Question 6

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You have been tasked with creating a wireless link between two buildings on a single campus. The link must support at least 150 Mbps data rates. What kind of WLAN technology role should you deploy?

Question 7

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When implementing PoE, what role is played by a switch?

Question 8

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A dual-band 802.11ac AP must be powered by PoE. As a class 4 device, what power level should be received at the AP?

Question 9

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A WLAN is implemented using wireless controllers. The APs must locate the controllers when powered on and connected to the network. Which one of the following methods is commonly used to locate the

Question 10

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You are implementing a multi-AP WLAN and fast secure roaming is essential. Which one of the following methods is an IEEE 802.11 standard method for fast roaming?

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Related questions

When using a spectrum to look for non Wi-Fi interference sources, you notice significant interference across the entire 2.4 GHz band (not on a few select frequencies) within the desktop area of a users workspace, but the interference disappears quickly after just 2 meters. What is the most likely cause of this interference?

ABC Company is planning a point-to-multipoint outdoor bridge deployment with standalone (autonomous) 802.11 bridge units. 802.1X/EAP will be used for bridge authentication. A Linux-based RADIUS server will be used for authentication. What device in the bridge implementation acts as the 802.1X Authenticator?

Which one of the following channels can be used for VHT transmissions according to the 802.11 specification?

What statement describes the authorization component of a AAA implementation?

A WLAN is implemented using wireless controllers. The APs must locate the controllers when powered on and connected to the network. Which one of the following methods is commonly used to locate the controllers by the APs?

An IEEE 802.11 amendment is in the daft state. What impact does this draft amendment have on the 802.11 standard?

You must plan for POE in an office environment. Which one of these devices is least likely to be a POE PSE?

Which one of the following is not a factor considered when calculating the Link Budget for an outdoor point-to- point WLAN bridge link?

You have received a report of poor wireless connections on the third floor of a building under your administration. Three individuals have reported the problem. Apparently, the connections are reporting a strong signal, but the users cannot access the Internet. With the problem identified, what is the next logical step in the troubleshooting process?

A dual-band 802.11ac AP must be powered by PoE. As a class 4 device, what power level should be received at the AP?

Question 51 - CWNA-109 discussion

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What can cause excessive VSWR in RF cables used to connect a radio to an antenna?

A.

High gain yagi antenna

B.

Radio output power above 100 mW but below 400 mw

C.

High gain parabolic dish antenna

D.

Impedance mismatch

Show Answer

asked 16/09/2024

Danilo Romelli

49 questions

User

Your answer: A B C D

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