1. 802.11 technology is typically deployed at which fundamental layer of network architecture?
Respuesta
Core
Distribution
Access
Network
Pregunta 2
Pregunta
2. Which organization is responsible for enforcing maximum transmit power rules in an unlicensed frequency band?
Respuesta
IEEE
Wi-Fi Alliance
ISO
IETF
None of the above
Pregunta 3
Pregunta
3. 802.11 wireless bridge links are typically associated with which network architecture layer?
Respuesta
Core
Distribution
Access
Network
Pregunta 4
Pregunta
4. The 802.11-2012 standard was created by which organization?
Respuesta
IEEE
OSI
ISO
Wi-Fi Alliance
FCC
Pregunta 5
Pregunta
5. What organization ensures interoperability of WLAN products?
Respuesta
IEEE
ITU-R
ISO
Wi-Fi Alliance
FCC
Pregunta 6
Pregunta
6. What type of signal is required to carry data?
Respuesta
Communications signal
Data signal
Carrier signal
Binary signal
Digital signal
Pregunta 7
Pregunta
7. Which keying method is most susceptible to interference from noise?
Respuesta
FSK
ASK
PSK
DSK
Pregunta 8
Pregunta
8. Which sublayer of the OSI model's Data-Link layer is used for communication between 802.11 radios?
Respuesta
LLC
WPA
MAC
FSK
Pregunta 9
Pregunta
9. While performing some research, Janie comes across a reference to a document titled RFC 3935. Which of the following organization's website would be best to further research this document?
Respuesta
IEEE
Wi-Fi Alliance
WECA
FCC
IETF
Pregunta 10
Pregunta
10. The Wi-Fi Alliance is responsible for which of the following certification programs?
Respuesta
802.11i
WEP
802.11-2012
WMM
PSK
Pregunta 11
Pregunta
11. Which wave properties can be modulated to encode data? (Choose all that apply.)
Respuesta
Amplitude
Frequency
Phase
Wavelength
Pregunta 12
Pregunta
13. The height or power of a wave is known as what?
Respuesta
Phase
Frequency
Amplitude
Wavelength
Pregunta 13
Pregunta
19. What are the advantages of using unlicensed frequency bands for RF transmissions? (Choose all that apply.)
Respuesta
There are no government regulations.
There is no additional financial cost.
Anyone can use the frequency band.
There are no rules.
Pregunta 14
Pregunta
20. The OSI model consists of how many layers?
Respuesta
Four
Six
Seven
Nine
Pregunta 15
Pregunta
12. The IEEE 802.11-2012 standard defines communication mechanisms at which layers of the
OSI model? (Choose all that apply.)