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Complete CWNA-109 CWNP Materials

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Question 16

What factor is likely to cause the least impact on the application layer throughput of an 802.11n client station in a 2.4 GHz HT BSS?

Options:

A.

Increasing or decreasing the number of spatial streams in use by the client station and AP

B.

Implementing Fast BSS Transition (FT) for roaming

C.

Implementation of several other clients in the same BSS using 802.11g radios

D.

RF interference from more than 10 nearby Bluetooth transmitters

Question 17

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?

Options:

A.

All clients implement single spatial stream radios

B.

The clients are all 802.11n STAs or lower

C.

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

D.

The short guard interval is also enabled

Question 18

A POE device requires 47 W of power. What POE specification should be used?

Options:

A.

802.3at

B.

802.3af

C.

802.3bt

D.

802. 11at

Question 19

What security solution is deprecated in the 802.11 standard and should never be used in any modern WLAN deployment?

Options:

A.

Shared Key Authentication

B.

Open System Authentication

C.

CCMP

D.

AES

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Exam Code: CWNA-109
Exam Name: Certified Wireless Network Administrator
Last Update: Nov 21, 2024
Questions: 122
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