CWNP PW0-071 問題集

質問 1：
In a typical office building, Wi-Fi clients are likely to experience poor Wi-Fi coverage in what locations? (Choose 2)
A. Enclosed offices
B. Stairwells
C. Hallways
D. Cubicles
E. Elevators
正解：B,E

質問 2：
Given: In order to reduce travel-related expenses, your CFO has enacted a company policy that eliminates cellular data connectivity for traveling users. Many of your users must connect to the office network during travel, but you have security concerns about wireless hot-spot usage.
To address these concerns, what advice should you give to your traveling users with regard to wireless hot-spot usage? (Choose 2)
A. Verify that personal firewall and antivirus software are both enabled before connecting.
B. Always use company-provided VPN client software after connecting to the Wi-Fi network.
C. Before connecting at hot-spots, conduct a scan to see if hacking tools are in use.
D. Only use hot-spots that offer either WPA2-PSK or 802.1X/EAP user-based security.
E. You should only use fee-based hot-spots which are more secure than free hot-spots.
正解：A,B

質問 3：
What type of protection does a lightning arrestor provide to a Wi-Fi system?
A. Protection from direct lightning strikes
B. Absorption of the energy induced by direct lightning strikes
C. Redirection of transient current due to nearby lightning strikes
D. Prevention of direct lightning strikes
正解：C

質問 4：
Given: In Single-Channel Architecture (SCA) systems, multiple access points can use the same BSSID. This feature allows for the creation of a network-wide virtual access point that can be applied across multiple physical access points operating on the same channel.
What benefit does this solution offer?
A. Client stations do not have to make roaming decisions
B. A wider variety of available security mechanisms are available
C. Transmissions travel farther since they are repeated by other APs
D. The virtual AP can be managed using a WIPS platform
正解：A

質問 5：
The two most common modes of WLAN discovery are passive scanning, where a client station listens for _________ frames, and active scanning, where a client sends and receives _________ frames.
A. Beacon ; Probe
B. SSID ; Management
C. Data ; Null
D. Probe Response ; Broadcast
E. Discovery ; Control
正解：A

質問 6：
Given: You are recommending an AP for use in a warehouse environment. Some APs will require directional antennas and others will use dipole antennas.
What feature must be supported by the APs in this installation?
A. Multiple SSIDs
B. External antennas
C. Grounding wire connectors
D. Variable output power
E. Pole mounts
正解：B

質問 7：
Which explanations of antenna usage are the most accurate? (Choose 2)
A. A dipole antenna is mounted to a perimeter wall in school buildings to provide coverage inside the building.
B. A parabolic dish antenna is ideal for directing a beam down a long hallway.
C. Patch antennas are mounted in the center of a lecture hall to provide circular coverage.
D. An omni-directional antenna is well-suited to provide wireless coverage in most homes.
E. A grid antenna is designed to perform favorably as part of an outdoor point-to-point link under windy conditions.
正解：D,E