CIT 345 FINAL EXAM NEW VERSION (2025/2026)
ALL COMPLETE QUESTIONS AND ANSWERS
CORRECT ACTUAL REAL EXAM |EXPERT
Page | 1
VERIFIED FOR GUARANTEED PASS|
TOP RATED A+.
CIT 345
Pass the CIT 345 exam 2025/2026 with confidence. This resource features
questions in areas like: network hardware, protocols, IP addressing,
subnetting, and troubleshooting basics. This study guide is perfect for IT
and CIT students preparing for exams or certifications.
802.11 technology is typically deployed at which fundamental layer of
network architecture? ...... 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
Page | 2
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
Page | 3
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.
Page | 4
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
ALL COMPLETE QUESTIONS AND ANSWERS
CORRECT ACTUAL REAL EXAM |EXPERT
Page | 1
VERIFIED FOR GUARANTEED PASS|
TOP RATED A+.
CIT 345
Pass the CIT 345 exam 2025/2026 with confidence. This resource features
questions in areas like: network hardware, protocols, IP addressing,
subnetting, and troubleshooting basics. This study guide is perfect for IT
and CIT students preparing for exams or certifications.
802.11 technology is typically deployed at which fundamental layer of
network architecture? ...... 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
Page | 2
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
Page | 3
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.
Page | 4
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
