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