CWNA PRACTICE EXAM QUESTIONS & ANSWERS
Which organization is responsible for enforcing maximum transmit power rules in an
unlicensed frequency band? - Answer -None
Q. 2 WLAN vendors use RSSI thresholds to trigger which radio card behaviors?
(Choose all that apply.)
A. Receive sensitivity
B. Roaming
C. Retransmissions
D. Dynamic rate switching - Answer -Roaming
Dynamic rate switching
Q. 3 The ratio between the maximum peak voltage and minimum voltage on a line is
known as what?
A. Signal flux
B. Return loss
C. VSWR
D. Signal incidents - Answer -VSWR
Q. 4 In the United States, 802.11 radios were not allowed to transmit on which range of
frequencies in order to avoid interference with Terminal Doppler Weather Radar
(TDWR) systems?
A. 5.15 GHz-5.25 GHz
B. 5.25 GHz-5.25 GHz
C. 5.60 GHz-5.65 GHz
D. 5.85 GHz-5.925 GHz - Answer -5.60 GHz-5.65 GHz
Q. 6 What is needed to trigger an action on a mobile device with an iBeacon proximity
solution? (Choose all that apply.)
A. 802.11 transmitter
, B. Application
C. BLE transmitter
D. Data encryption - Answer -Application
Data encryption
Q. 7 The Jackson County Regional Hospital has hired you for a wireless site survey.
Prior to conducting the site survey, you should consult with employees from which
departments? (Choose all that apply.)
A. Network management
B. Biomedical department
C. Hospital security
D. Custodial department
E. Marketing department - Answer -Network management
Biomedical department
Hospital security
Q. 8 Which types of devices were defined in the original 802.11 standard? (Choose all
that apply.)
A. OFDM
B. DSSS
C. HR-DSSS
D. IR
E. FHSS
F. ERP - Answer -DSSS
IR
FHSS
Which organization is responsible for enforcing maximum transmit power rules in an
unlicensed frequency band? - Answer -None
Q. 2 WLAN vendors use RSSI thresholds to trigger which radio card behaviors?
(Choose all that apply.)
A. Receive sensitivity
B. Roaming
C. Retransmissions
D. Dynamic rate switching - Answer -Roaming
Dynamic rate switching
Q. 3 The ratio between the maximum peak voltage and minimum voltage on a line is
known as what?
A. Signal flux
B. Return loss
C. VSWR
D. Signal incidents - Answer -VSWR
Q. 4 In the United States, 802.11 radios were not allowed to transmit on which range of
frequencies in order to avoid interference with Terminal Doppler Weather Radar
(TDWR) systems?
A. 5.15 GHz-5.25 GHz
B. 5.25 GHz-5.25 GHz
C. 5.60 GHz-5.65 GHz
D. 5.85 GHz-5.925 GHz - Answer -5.60 GHz-5.65 GHz
Q. 6 What is needed to trigger an action on a mobile device with an iBeacon proximity
solution? (Choose all that apply.)
A. 802.11 transmitter
, B. Application
C. BLE transmitter
D. Data encryption - Answer -Application
Data encryption
Q. 7 The Jackson County Regional Hospital has hired you for a wireless site survey.
Prior to conducting the site survey, you should consult with employees from which
departments? (Choose all that apply.)
A. Network management
B. Biomedical department
C. Hospital security
D. Custodial department
E. Marketing department - Answer -Network management
Biomedical department
Hospital security
Q. 8 Which types of devices were defined in the original 802.11 standard? (Choose all
that apply.)
A. OFDM
B. DSSS
C. HR-DSSS
D. IR
E. FHSS
F. ERP - Answer -DSSS
IR
FHSS
