CWNP CWNP Certifications PW0-071 Questions & Answers

• Question 41:

  The Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA) protocol is necessary in Wi-Fi networks because ___________.

  A. RF transmissions can be captured and decrypted without CSMA/CA.

  B. Wi-Fi clients need a standardized method of conserving battery power.

  C. 802.11g and 802.11b transceivers need an interpreter for compatibility.

  D. The wireless transmission medium is half-duplex, thus shared by all users.

  E. Wireless data must be converted to a format that is compatible with Ethernet networks.

  Correct Answer: D

• Question 42:

  What unit of measurement is used to measure the power difference between two RF signals?

  A. Joule

  B. Decibel

  C. Ohm

  D. Volt

  E. Ampere

  Correct Answer: B

• Question 43:

  Which explanations of antenna usage are the most accurate? (Choose 2)

  A. A parabolic dish antenna is ideal for directing a beam down a long hallway.

  B. An omni-directional antenna is well-suited to provide wireless coverage in most homes.

  C. Patch antennas are mounted in the center of a lecture hall to provide circular coverage.

  D. A dipole antenna is mounted to a perimeter wall in school buildings to provide coverage inside the building.

  E. A grid antenna is designed to perform favorably as part of an outdoor point-to-point link under windy conditions.

  Correct Answer: BE

• Question 44:

  Given: To manage increasing enrollment and budget constraints, a school has temporarily parked classroom trailers near the main building on its campus. Students and teachers in the trailers are using desktop computers and have an occasional need to connect to the main building's network for web browsing. The main building has an existing 802.11g Wi-Fi network.

  What would be the most cost-effective and easily-deployable solution to allow the desktop computers in the temporary classrooms to access the main building's network?

  A. Install PCI Wi-Fi cards in all of the desktops and wirelessly connect each computer to the main building's access points.

  B. Install mesh access points in each of the trailers that connect with portal APs in the main building.

  C. Connect the desktop computers in the trailers to the main building by running cables through the existing power conduits

  D. Install wireless workgroup bridges in each trailer through which the wired desktops can connect to the main building's APs.

  Correct Answer: D

• Question 45:

  What is one difference between autonomous access points and controller-based access points?

  A. Controller-based access points can be centrally managed, but autonomous access points cannot.

  B. Controller-based access points support client roaming, but autonomous access points do not.

  C. Controller-based access points cannot be configured on an individual basis, but autonomous access points can.

  D. Controller-based access points associate to a WLAN controller, but autonomous access points do not.

  Correct Answer: D

• Question 46:

  Exhibit: Identify the wireless radio interface type depicted in the illustration.

  

  A. Mini-PCIe

  B. Express Card

  C. CardBus

  D. Secure Digital

  E. PCI

  F. USB 2.0

  Correct Answer: A

• Question 47:

  ABC Company would like to provide Wi-Fi coverage to the area highlighted on the floorplan in the exhibit.

  

  If mounted at location-A, what type of antenna would provide a coverage pattern similar to the highlighted area?

  A. Diversity Patch

  B. High-gain Yagi

  C. Parabolic Grid

  D. Low-gain Dipole

  E. Sectorized Array

  Correct Answer: A

• Question 48:

  Your customer has asked you to recommend a Wi-Fi solution that includes the following features:

  1.

  Role Based Access Control

  2.

  Stateful Firewall

  3.

  Quality of Service

  What device type can perform all of these functions?

  A. Wireless Intrusion Prevention System (WIPS)

  B. Wireless Network Management System (WNMS)

  C. Wireless LAN Controller

  D. Wireless Workgroup Bridge

  Correct Answer: C

• Question 49:

  As a general rule, where is the most appropriate location to install a dipole antenna?

  A. Near the center of the coverage area

  B. At one end of the coverage area facing toward the other side

  C. At the perimeter of the coverage area facing inward

  D. At the perimeter of the coverage area facing outward

  E. Directly below the coverage area

  Correct Answer: A

• Question 50:

  Given: ABC Company has asked you to recommend a solution that will provide wireless connectivity for desktop computers at various locations in their warehouse. The locations of the desktop computers prevent the use of Cat5e cabling.

  What type of client adapter would provide Wi-Fi connectivity to these desktop computers?

  A. USB 2.0

  B. Mini-PCIe

  C. ExpressCard

  D. CardBus

  E. Secure Digital

  Correct Answer: A