Free PW0-100 Exam Braindumps (page: 81)

Page 81 of 151

According to the FCC, what is the frequency range of the 2.4 GHz ISM band?

  1. 2.4000 - 2.5000 GHz
  2. 2.4000 - 2.4750 GHz
  3. 2.4000 - 2.4725 GHz
  4. 2.4000 - 2.4835 GHz

Answer(s): D

Explanation:

The 802.11 radio WLANs operate in the 2.4GHz (2.4 to 2.483 GHz) unlicensed Radio Frequency (RF) band. The maximum isotropic transmission power in this band allowed by FCC in US is 1Wt, but 802.11 devices are usually limited to the 100mWt value.



What symptom cannot be caused by Multipath?

  1. Loss of signal at receiving end.
  2. Reduces signal strength at receiving end.
  3. Increased signal strength at receiving end.
  4. Appearance of ghost access points.
  5. Corrupted data at the receiving end.

Answer(s): D



The distance an RF signal will be propagated depends in part on which two of the following factors?

  1. Output power of the Intentional Radiator
  2. Spread Spectrum technology in use
  3. Transmission frequency
  4. Aperture size of receiving antenna

Answer(s): A,C

Explanation:

Pg 418 & 419 in CWNA User Guide 3rd edition



What is a characteristic of Ad Hoc wireless LANs?

  1. Support for client polling.
  2. The lack of an access point.
  3. Support for time-bounded services.
  4. Functionality to support seamless roaming between networks.
  5. VPN functionality.

Answer(s): B

Explanation:

The terms ad hoc and IBSS are interchangeable. Both indicate a lack of an access point in a wireless LAN where stations are communicating directly with each other.


Reference:

CWNA Official Study Guide, Page 228



Page 81 of 151



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