CWNP Certified Wireless Design Professional (CWDP) - PW0-250 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

What is the purpose of Friis transmission equation [(LdB) = 20 log(d) + 20 log (f) - 27.55 ]?

A. Calculate the minimum voltage requirements for lightning suppression systems B. Calculate the loss experienced between the intentional radiator and antenna C. Calculate RF path loss in free space D. Calculate earth bulge to determine minimum antenna height E. Calculate receive sensitivity for an 802.11 radio/antenna pair

Discussion 0

Correct Answer: C Vote an answer

Question 2

Given: Assume that music on hold (MOH) features are unicast only.
What VoWiFi implementations require multicast packet delivery support by the WLAN infrastructure?

A. FMC phones B. VoWiFi soft phones C. All VoWiFi implementations D. Push-to-Talk VoWiFi phones E. Flat (non-VLAN) VoWiFi implementations

Discussion 0

Correct Answer: D Vote an answer

Question 3

After surveying for the ideal mounting locations for APs, you have been asked to compromise RF propagation optimization due to aesthetic concerns raised by your customer. In the end, you've decided to mount the APs in the ideal locations and paint the APs so they go unnoticed in the environment.
What is a valid recommendation or consideration when painting APs? (Choose 2)

A. Do not paint the notification LEDs on the AP, but configure them to be dim or turned off altogether until troubleshooting is required. B. Most AP models for indoor environments come in a variety of form factors and colors. Painting is never recommended. C. Painting APs always introduces a fire and gas emissions hazard and should be avoided for all indoor APs. D. Painting APs may void the product manufacturer's warranty. E. Always use paints with metallic dye in them to prevent potential RF propagation impact.

Discussion 0

Correct Answer: A,D Vote an answer

Question 4

As you plan a WLAN upgrade, you have assessed the network requirements and data signatures of your applications. One of the popular applications used on your network requires high bandwidth and low to medium Wi-Fi loss, but can tolerate moderate latency and jitter.
What application matches this description?

A. Skype chat B. Voice C. Video-on-demand D. Email E. Video conferencing F. FTP

Discussion 0

Correct Answer: C Vote an answer

Question 5

Given: Use Exhibit 1, 2, and 3 to answer the question. The azimuth and elevation charts for which type of antenna are shown in Exhibit 1?

A. Figure 4 B. Figure 3 C. Figure 1 D. Figure 2 E. Figure 5 F. Figure 6

Discussion 0

Correct Answer: B Vote an answer

Question 6

ABC Manufacturing has a heavily-used dual-band (2.4 / 5 GHz) WLAN, but sporadic RF interference across the 2.4 GHz band is causing dropped VoWiFi calls and leading to data connectivity and throughput problems.

What steps should ABC Manufacturing take to most effectively remedy this problem?

A. Solution 4 B. Solution 1 C. Solution 3 D. Solution 2

Discussion 0

Correct Answer: D Vote an answer