CWNA – 108 Exam Questions and
Answers 100% Pass
An radio frequency wave is weaker after traveling through some material, what is the
term used to describe what happened as the radio frequency wave passed through the
material? - ✔✔Absorption
What occurs naturally as an radio frequency wave travels through space? - ✔✔Free
Space Path Loss
What is a relative unit of measurement that allows comparison of the amplitude
between two signals? - ✔✔dB
An access point transmits with an output power level of 25 mW and uses a 3 dBi
antenna. What is the EIRP? - ✔✔17 dBm
When an radio frequency link in a bridging implementation spans more than 7 miles,
what must be considered that need not typically be considered otherwise? - ✔✔Earth
bulge
What is an Intentional Radiator? - ✔✔The power provided to the antenna including
radio output power and all cable and connector losses
What multi-antenna technology used at the transmitter to improve the signal received
at the receiver was introduced in 802.11n and standardized in 802.11ac? - ✔✔Transmit
beamforming
COPYRIGHT © 2025 BY KATELYN WHITMAN, ALL RIGHTS RESERVED 1
, What new transmission technology was introduced in 802.11ac that allows an access
point to transmit to more than one client station concurrently? - ✔✔MU-MIMO
When installing an omni-directional Single Input Single Output antenna for outdoor
coverage, what kind of mount is commonly used that includes u-brackets? - ✔✔Pole or
mast mount
What organization certifies equipment to interoperate with other 802.11-based
equipment? - ✔✔Wi-Fi Alliance
When a new PHY is to be created for the 802.11 standard, what is formed first? -
✔✔Working group
What PHY operates in 2.4 GHz and is capable of a max of 11 Mbps? - ✔✔HR/DSSS
In addition to modulation, guard interval, channel width, and the number of spatial
streams, what affects the data rate according to the 802.11-2016 Modulation Coding
Scheme tables? - ✔✔Coding
What 2.4 GHz channels are available worldwide in all regulatory domains? - ✔✔1-11
When multiple Access points are used with a shared distribution system, such as
Ethernet, what kind of Wireless LAN service set is in use? - ✔✔ESS
What is typically mapped to the MAC address of the access point when only a single
BSS is implemented? - ✔✔BSSID
What kind of roaming may take place in Layer 1 roaming? - ✔✔Roaming from 2.4 GHz
to 5 GHz
When is an authentication response frame used? - ✔✔The 802.11 standard only specifies
an authentication frame and not request and response frames for authentication
COPYRIGHT © 2025 BY KATELYN WHITMAN, ALL RIGHTS RESERVED 2
Answers 100% Pass
An radio frequency wave is weaker after traveling through some material, what is the
term used to describe what happened as the radio frequency wave passed through the
material? - ✔✔Absorption
What occurs naturally as an radio frequency wave travels through space? - ✔✔Free
Space Path Loss
What is a relative unit of measurement that allows comparison of the amplitude
between two signals? - ✔✔dB
An access point transmits with an output power level of 25 mW and uses a 3 dBi
antenna. What is the EIRP? - ✔✔17 dBm
When an radio frequency link in a bridging implementation spans more than 7 miles,
what must be considered that need not typically be considered otherwise? - ✔✔Earth
bulge
What is an Intentional Radiator? - ✔✔The power provided to the antenna including
radio output power and all cable and connector losses
What multi-antenna technology used at the transmitter to improve the signal received
at the receiver was introduced in 802.11n and standardized in 802.11ac? - ✔✔Transmit
beamforming
COPYRIGHT © 2025 BY KATELYN WHITMAN, ALL RIGHTS RESERVED 1
, What new transmission technology was introduced in 802.11ac that allows an access
point to transmit to more than one client station concurrently? - ✔✔MU-MIMO
When installing an omni-directional Single Input Single Output antenna for outdoor
coverage, what kind of mount is commonly used that includes u-brackets? - ✔✔Pole or
mast mount
What organization certifies equipment to interoperate with other 802.11-based
equipment? - ✔✔Wi-Fi Alliance
When a new PHY is to be created for the 802.11 standard, what is formed first? -
✔✔Working group
What PHY operates in 2.4 GHz and is capable of a max of 11 Mbps? - ✔✔HR/DSSS
In addition to modulation, guard interval, channel width, and the number of spatial
streams, what affects the data rate according to the 802.11-2016 Modulation Coding
Scheme tables? - ✔✔Coding
What 2.4 GHz channels are available worldwide in all regulatory domains? - ✔✔1-11
When multiple Access points are used with a shared distribution system, such as
Ethernet, what kind of Wireless LAN service set is in use? - ✔✔ESS
What is typically mapped to the MAC address of the access point when only a single
BSS is implemented? - ✔✔BSSID
What kind of roaming may take place in Layer 1 roaming? - ✔✔Roaming from 2.4 GHz
to 5 GHz
When is an authentication response frame used? - ✔✔The 802.11 standard only specifies
an authentication frame and not request and response frames for authentication
COPYRIGHT © 2025 BY KATELYN WHITMAN, ALL RIGHTS RESERVED 2
