CIT 345 FINALE EXAM | WITH COMPLETE QUESTIONS AND
ANSWERS | 2025/206 LATEST UPDATED | 100 % RATED AND VERIFIED
SOLUTIONS | GET AN A+
802.11 technology is typically deployed at which fundamental layer of networkarchitecture? -
(ANSWER)C. Access
Which organization is responsible for enforcing maximum transmit power rules in an unlicensed
frequency band? - (ANSWER)E. None of the above
802.11 wireless bridge links are typically associated with which network architecture layer? -
(ANSWER)A. Core
The 802.11-2007 standard was created by which organization? - (ANSWER)A. IEEE
What organization ensures interoperability of WLAN products? - (ANSWER)D. Wi-Fi Alliance
What type of signal is required to carry data? - (ANSWER)C. Carrier signal
Which keying method is most susceptible to interference from noise? - (ANSWER)B. ASK
,Which sublayer of the OSI model's Data-Link layer is used for communication between 802.11
radios? - (ANSWER)C. MAC
While performing some research Janie comes across a reference to a document titled RFC3935.
Which of the following organization's website would be best to further research this document? -
(ANSWER)E. IETF
The Wi-Fi Alliance is responsible for which of the following certification programs? -
(ANSWER)D. WMM
Which wave properties can be modulated to encode data? (Choose all that apply.) -
(ANSWER)A. Amplitude B. Frequency C. Phase
The IEEE 802.11-2007 standard defines communication mechanisms at which layers of the OSI
model? (Choose all that apply.) - (ANSWER)B. Physical E. Data-Link
The height or power of a wave is known as what? - (ANSWER)C. Amplitude
,Samantha received a gaming system as a gift. She would like to have it communicate with her
sister Jennifer's gaming system so that they can play against each other. Which of the following
technologies if deployed in the two gaming systems, should provide for the easiest configuration
of the two systems to communicate with each other?, - (ANSWER)B. Wi-Fi Direct
A modulated signal capable of carrying data is known as what? - (ANSWER)D. Carrier signal
Which of the following wireless communications parameters and usage are typically governed
by a local regulatory authority? (Choose all that apply.) - (ANSWER)A. Frequency B.
Bandwidth C. Maximum transmit power D. Maximum EIRP E. Indoor/outdoor usage
The Wi-Fi Alliance is responsible for which of the following certification programs? -
(ANSWER)B. Voice Personal E. WMM-PS
A wave is divided into degrees. How many degrees make up a complete wave? - (ANSWER)D.
360
What are the advantages of using unlicensed frequency bands for RF transmissions? (Choose all
that apply.) - (ANSWER)B. There is no additional financial cost. C. Anyone can use the
frequency band.
, The OSI model consists of how many layers? - (ANSWER)C. Seven
What are some results of multipath interference? (Choose all that apply.) - (ANSWER)B.
Upfade C. Excessive retransmissions
What term best defines the linear distance traveled in one positive-to-negative-to-positive
oscillation of an electromagnetic signal? - (ANSWER)D.Wavelength
Which of the following statements are true about amplification? (Choose all that apply.) -
(ANSWER)B. RF amplifiers require an outside power source. C. Antennas are passive gain
amplifiers that focus the energy of a signal in one direction. E. Signal strength may passively
increase because of multipath upfade.
A standard measurement of frequency is called what? - (ANSWER)A. Hertz
When an RF signal bends around an object this propagation behavior is known as what?, -
(ANSWER)D. Diffraction
ANSWERS | 2025/206 LATEST UPDATED | 100 % RATED AND VERIFIED
SOLUTIONS | GET AN A+
802.11 technology is typically deployed at which fundamental layer of networkarchitecture? -
(ANSWER)C. Access
Which organization is responsible for enforcing maximum transmit power rules in an unlicensed
frequency band? - (ANSWER)E. None of the above
802.11 wireless bridge links are typically associated with which network architecture layer? -
(ANSWER)A. Core
The 802.11-2007 standard was created by which organization? - (ANSWER)A. IEEE
What organization ensures interoperability of WLAN products? - (ANSWER)D. Wi-Fi Alliance
What type of signal is required to carry data? - (ANSWER)C. Carrier signal
Which keying method is most susceptible to interference from noise? - (ANSWER)B. ASK
,Which sublayer of the OSI model's Data-Link layer is used for communication between 802.11
radios? - (ANSWER)C. MAC
While performing some research Janie comes across a reference to a document titled RFC3935.
Which of the following organization's website would be best to further research this document? -
(ANSWER)E. IETF
The Wi-Fi Alliance is responsible for which of the following certification programs? -
(ANSWER)D. WMM
Which wave properties can be modulated to encode data? (Choose all that apply.) -
(ANSWER)A. Amplitude B. Frequency C. Phase
The IEEE 802.11-2007 standard defines communication mechanisms at which layers of the OSI
model? (Choose all that apply.) - (ANSWER)B. Physical E. Data-Link
The height or power of a wave is known as what? - (ANSWER)C. Amplitude
,Samantha received a gaming system as a gift. She would like to have it communicate with her
sister Jennifer's gaming system so that they can play against each other. Which of the following
technologies if deployed in the two gaming systems, should provide for the easiest configuration
of the two systems to communicate with each other?, - (ANSWER)B. Wi-Fi Direct
A modulated signal capable of carrying data is known as what? - (ANSWER)D. Carrier signal
Which of the following wireless communications parameters and usage are typically governed
by a local regulatory authority? (Choose all that apply.) - (ANSWER)A. Frequency B.
Bandwidth C. Maximum transmit power D. Maximum EIRP E. Indoor/outdoor usage
The Wi-Fi Alliance is responsible for which of the following certification programs? -
(ANSWER)B. Voice Personal E. WMM-PS
A wave is divided into degrees. How many degrees make up a complete wave? - (ANSWER)D.
360
What are the advantages of using unlicensed frequency bands for RF transmissions? (Choose all
that apply.) - (ANSWER)B. There is no additional financial cost. C. Anyone can use the
frequency band.
, The OSI model consists of how many layers? - (ANSWER)C. Seven
What are some results of multipath interference? (Choose all that apply.) - (ANSWER)B.
Upfade C. Excessive retransmissions
What term best defines the linear distance traveled in one positive-to-negative-to-positive
oscillation of an electromagnetic signal? - (ANSWER)D.Wavelength
Which of the following statements are true about amplification? (Choose all that apply.) -
(ANSWER)B. RF amplifiers require an outside power source. C. Antennas are passive gain
amplifiers that focus the energy of a signal in one direction. E. Signal strength may passively
increase because of multipath upfade.
A standard measurement of frequency is called what? - (ANSWER)A. Hertz
When an RF signal bends around an object this propagation behavior is known as what?, -
(ANSWER)D. Diffraction
