New Certified Wireless Network Administrator CWNA-108 Dumps

1. An RF signal sometimes bends as it passes through some material other than free space.

What is the term that describes this behavior?

2. What can an impedance mismatch in the RF cables and connectors cause?

3. What factor does not influence the distance at which an RF signal can be effectively received?

4. A WLAN transmitter that emits a 50 mW signal is connected to a cable with 3 dB loss.

If the cable is connected to an antenna with 9dBi gain, what is the EIRP at the antenna element?

5. In a long-distance RF link, what statement about Fade Margin is true?

6. What wireless networking term describes the increase of RF energy in an intentional direction with the use of an antenna?

7. Which directional antenna types are commonly used by indoor Wi-Fi devices in a MIMO multiple spatial stream implementation?

8. What statement about the beamwidth of an RF antenna is true?

9. Which one of the following is not a factor considered when calculating the Link Budget for an outdoor point-to-point WLAN bridge link?

10. What best describes WPA2 in relation to 802.11 wireless networks?

11. An IEEE 802.11 amendment is in the daft state.

What impact does this draft amendment have on the 802.11 standard?

12. You are implementing a VHT-capable AP.

Which one of the following channels is available in the 802.11­2016 standard that was not available before the ratification of 802.11 ac?

13. What statement is true concerning the use of Orthogonal Frequency Division Multiplexing (OFDM) modulation method in IEEE 802.11 WLANs?

14. Which IEEE 802.11 physical layer (PHY) specification includes support for and compatibility with both ERP and HR/DSSS?

15. An 802.11-based network uses an AP and has several connecting clients. The clients include iPhones, iPads, laptops and one desktop.

What WLAN use case is represented?