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CWNA-108 exam is necessary to obtain the CWNP Certified Wireless Network Administrator certification. It focuses on helping the candidates understand how wireless technology fundamentals work and how to manage WLAN architecture.
Understanding functional and technical aspects of CWNA® – Certified Wireless Network Administrator Business Principles and Practices
The following will be discussed in CWNP CWNA-108 exam dumps:
- Wireless Ad-Hoc (IBSS)
- Describe the OSI model layers affected by the 802.11-2016 standard and amendments
- IEEE
- HR-DSSS – 802.11b
- OFDM
- IETF
- Available channels
- Identify and apply 802.11 WLAN functional concepts
- Explain the roles of WLAN and networking industry organizations (CHAPTER 1)
- Explain and apply the various Physical Layer (PHY) solutions of the IEEE 802.11-2016 standard as amended including supported channel widths, spatial streams, data rates
- Wi-Fi Alliance
- Explain basic use case scenarios for 802.11 wireless networks
- Primary channels
- Adjacent overlapping and non-overlapping channels
- Guard Interval
- Wireless Mesh
- Wi-Fi 5 – VHT – 802.11ac
- QPSK
- QAM (16, 64, 256,1024)
- Regulatory domains and agencies
- Regulatory power constraints
- DSSS – 802.11
- Understand spread spectrum technologies, Modulation and Coding Schemes (MCS)
- OFDM – 802.11a
- Transmit Power Control (TPC)
- Frequency bands used by the 802.11 PHYs
- Wireless LAN (WLAN) – BSS and ESS
- CWNP
- Wi-Fi 4 – HT – 802.11n
What is the duration, language, and format of CWNA® – Certified Wireless Network Administrator
- Type of Questions: Multiple choice (MCQs), multiple answers
- Duration of Exam: 90 minutes
- Number of Questions: 40
- No negative marking for wrong answers
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CWNP Certified Wireless Network Administrator Exam Sample Questions (Q52-Q57):
NEW QUESTION # 52
You are troubleshooting a WLAN problem and you suspect hidden node as the cause. What should you look for in a protocol analyzers?
- A. Frames transmitted from the AP without acknowledgement
- B. Frames with the retry bit set to 0
- C. Retransmitted frames from multiple STAs at higher rates than other STAs
- D. Frames with the HN bit set to 1
Answer: C
Explanation:
http://setup-wireless.blogspot.com/2008/11/wireless-hidden-node.html
NEW QUESTION # 53
You are implementing a VHT-capable AP. Which one of the following channels is available in the
802.11ac amendment to the 802.11-2012 standard, which was not available in the standard before this amendment?
- A. 0
- B. 1
- C. 2
- D. 3
- E. 4
Answer: A
NEW QUESTION # 54
What non-standard WLAN solution attempts to give a longer transmission windows to devices with higher data rates then devise with lower data rates?
- A. RRM
- B. Band Steering
- C. ARM
- D. AirTime Fairness
Answer: D
NEW QUESTION # 55
Two co-located 802.11b/g/n APs can interfere with one another and cause contention and collisions, even when the two APs are operating on non-overlapping channels (e.g. 1 & 6).
What deployment flaw could cause this problem?
- A. The access points are not synchronized to the same NTP server.
- B. The access points are mounted too closely to one another.
- C. Reflective objects in the area are causing significant multipath.
- D. A client station is using active scanning to probe for access points on multiple channels.
Answer: B
NEW QUESTION # 56
What statement about the IEEE 802.11e QoS facility is true?
- A. 802.11 control frames are assigned to the 802.11 EF priority queue.
- B. Four 802.1p user priorities are mapped to eight 802.11 transmit queues.
- C. When the Voice queue has frames awaiting transmission, no data will be transmitted from the Best Effort queue.
- D. 802.11 QoS is achieved by giving high priority queues a statistical advantage at winning contention.
Answer: D
NEW QUESTION # 57
……
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