Page | 1
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CWNP - Certified Wireless Specialist
Questions with Detailed Verified Answers
(100% Correct Answers) /Already Graded A+
Radio Frequencyoursehero.comUsed to transmit and receive data on
WLANszz
Wavelength and Frequency Relationshipoursehero.cominversely related; One
goes up and the other goes down.zz
Amplitudeoursehero.comThe power or strength of a wavezz
Phase of a Waveoursehero.comUsed as a comparative attribute relating one
wave to anotherzz
What does modulation use in WLANs?oursehero.comPhase Shift Keys (PSK)
and Amplitude Shift Keys (ASK)zz
What happens to RF energy when it passes through
objects?oursehero.comMany objects absorb some of the energyzz
How is RF transmission power referenced?oursehero.comWatts (W) or
Milliwatts (mW)zz
How is Received Signal Strength referenced?oursehero.comdBm
(Decibel/Milliwatt)zz
,Page | 2
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How do 802.11 devices achieve the data rate in the
link?oursehero.comModulation and Coding Scheme (MCS)zz
What affects the achievable data rate?oursehero.comModulation, Coding,
Channel Width, Spatial Streamszz
What Denotes the strength of an RF Wave or
Signal?oursehero.comAmplitudezz
What is decreased as the frequency of a wave
increases?oursehero.comWavelengthzz
What RF behavior is similar to light waves as seen in a
mirror?oursehero.comReflectionzz
What kind of modulation is not used in WLANs:
A) PSK
B) FSK
C) ASK
D) BPSKoursehero.comFSK (Frequency Shift Key)zz
What is the name of the scheme that determines data rates in
WLANs?oursehero.comModulation and Coding Schemezz
, Page | 3
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What happens when RF energy is converted to heat when passing through
some materials?oursehero.comAbsorptionzz
What modulation type uses only Phase Shift Keying?
A) BPSK
B) 16-QAM
C) 64-QAM
D) 256-QAMoursehero.comA. BPSKzz
In addition to modulation and coding, what other two primary factors impact
the data rate that is achievable in a WLAN link?oursehero.comChannel Width
and number of Spatial Streamszz
What comparative attribute relates an RF wave to another wave in the same
channel?oursehero.comPhasezz
What metric is preferred by engineers and is used to represent received
signal strength?oursehero.comdBm (Decibel/Milliwatt)zz
What do antennas do?oursehero.comThey radiate electromagnetic waves in
the RF range in WLANszz
Omnidirectional Antennaoursehero.comUsually internal, radiates with 360
degree coverage uniformly.zz
Click here for more: Scholarsnexus - Stuvia US
CWNP - Certified Wireless Specialist
Questions with Detailed Verified Answers
(100% Correct Answers) /Already Graded A+
Radio Frequencyoursehero.comUsed to transmit and receive data on
WLANszz
Wavelength and Frequency Relationshipoursehero.cominversely related; One
goes up and the other goes down.zz
Amplitudeoursehero.comThe power or strength of a wavezz
Phase of a Waveoursehero.comUsed as a comparative attribute relating one
wave to anotherzz
What does modulation use in WLANs?oursehero.comPhase Shift Keys (PSK)
and Amplitude Shift Keys (ASK)zz
What happens to RF energy when it passes through
objects?oursehero.comMany objects absorb some of the energyzz
How is RF transmission power referenced?oursehero.comWatts (W) or
Milliwatts (mW)zz
How is Received Signal Strength referenced?oursehero.comdBm
(Decibel/Milliwatt)zz
,Page | 2
Click here for more: Scholarsnexus - Stuvia US
How do 802.11 devices achieve the data rate in the
link?oursehero.comModulation and Coding Scheme (MCS)zz
What affects the achievable data rate?oursehero.comModulation, Coding,
Channel Width, Spatial Streamszz
What Denotes the strength of an RF Wave or
Signal?oursehero.comAmplitudezz
What is decreased as the frequency of a wave
increases?oursehero.comWavelengthzz
What RF behavior is similar to light waves as seen in a
mirror?oursehero.comReflectionzz
What kind of modulation is not used in WLANs:
A) PSK
B) FSK
C) ASK
D) BPSKoursehero.comFSK (Frequency Shift Key)zz
What is the name of the scheme that determines data rates in
WLANs?oursehero.comModulation and Coding Schemezz
, Page | 3
Click here for more: Scholarsnexus - Stuvia US
What happens when RF energy is converted to heat when passing through
some materials?oursehero.comAbsorptionzz
What modulation type uses only Phase Shift Keying?
A) BPSK
B) 16-QAM
C) 64-QAM
D) 256-QAMoursehero.comA. BPSKzz
In addition to modulation and coding, what other two primary factors impact
the data rate that is achievable in a WLAN link?oursehero.comChannel Width
and number of Spatial Streamszz
What comparative attribute relates an RF wave to another wave in the same
channel?oursehero.comPhasezz
What metric is preferred by engineers and is used to represent received
signal strength?oursehero.comdBm (Decibel/Milliwatt)zz
What do antennas do?oursehero.comThey radiate electromagnetic waves in
the RF range in WLANszz
Omnidirectional Antennaoursehero.comUsually internal, radiates with 360
degree coverage uniformly.zz
