CWNP Wireless Network Administrator (CWNA) - CWNA-109 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

What statement about 802.3, Clause 33 Power over Ethernet is true?

A. When using CAT5 cabling, you increase the maximum draw available to the PD over that available with CAT6. B. Only midspan PSEs are supported. C. Only endpoint PSEs are supported. D. The lowest voltage drop is achieved when using CAT6 cable instead of Cat5 or CAT5e.

Discussion 0

Correct Answer: D Vote an answer

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Question 2

The center frequency of channel 1 in the 2.4 GHz band is 2.412 GHz (2412 MHz). What is the center frequency of channel 4?

A. 2.417 B. 2.422 C. 2.427 D. 2.413

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Correct Answer: C Vote an answer

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Question 3

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?

A. PS-Poll B. ACK C. RTS D. Beacon

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Correct Answer: C Vote an answer

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Question 4

In an 802.11 2.4 GHz system, what 22 MHz channels are considered non-overlapping?

A. 4 and 6 B. 2 and 8 C. 1 and 5 D. 7 and 11

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Correct Answer: B Vote an answer

Question 5

Which 802.11 frame type is used by a station to request permission from an AP to leave power save mode and retrieve buffered frames?

A. PS-Poll B. Association Request C. RTS D. Probe Request

Discussion 0

Correct Answer: A Vote an answer

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Question 6

What cipher suite is specified by the 802.11-2016 standard and is not deprecated?

A. Temporal Key Integrity Protocol B. Counter Mode with CBC-MAC Pro tocol C. Extensible Authentication Protocol D. Wired Equivalent Privacy

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Correct Answer: B Vote an answer

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Question 7

What is always required to establish a high quality 2.4 GHz RF link at a distance of 3 miles (5 kilometers)?

A. Minimum output power level of 2 W B. A minimum antenna gain of 11 dBi at both endpoints C. A Fresnel Zone that is at least 60% clear of obstructions D. Grid antennas ateach endpoint

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Correct Answer: C Vote an answer

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Question 8

What 802.11 amendment introduces Wireless Network Management (WNM) capabilities, including BSS Transition Management, which allows an AP to suggest that a client roam to a different AP?

A. 802.11v B. 802.11r C. 802.11k D. 802.11w

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Correct Answer: A Vote an answer

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Question 9

A wireless engineer measures a high VSWR value on an antenna cable run. What does this indicate?

A. The cable length is too short. B. The transmitter power is set too low. C. There is a significant impedance mismatch causing signal reflection. D. The antenna has excessive gain.

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Correct Answer: C Vote an answer

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