Free CWAP-403 Exam Dumps

Question 11

ABC International has installed a new smart ZigBee controlled lighting system. However, the network team is concerned that this new system will interface with the existing WLAN and has asked you to investigate the impact of the two systems operating simultaneously in the 2.4 GHz band. When performing Spectrum Analysis, which question could you answer by looking at the FFT plot?

A. Do the ZigBee channels used by the lightning system overlap with the WLAN channels?
B. Is the ZigBee system using more the 50% of the available airtime?
C. Is the ZigBee system causing an increase in WLAN retries?
D. Is the WLAN corrupting ZigBee system messages?

Correct Answer:C

Question 12

Prior to a retransmission what happens to the CWmax value?

A. Reset to 0
B. Doubles and increases by 1
C. Increases by 1
D. Set to the value of the AIFSN

Correct Answer:B

Question 13

When a data frame is encrypted with WPA2, to which portion of the frame is the encryption applied?

A. Frame body excluding the LLC
B. Frame body including the LLC
C. Frame body and MAC Header
D. The whole MPDU

Correct Answer:C

Question 14

How many frames make up the Group Key Handshake excluding any Ack frames that may be required?

A. 1
B. 2
C. 3
D. 4

Correct Answer:D

Question 15

You’re the WLAN administrator for a large retailer based at the HQ in New York. The London-based office has been complaining about WLAN disconnections around lunch time each day. You suspect this might be interference from the staff microwave, how might you test your theory from the New York office?

A. Access the microwave remotely and run a diagnostic check
B. Ask a local member of staff to take some pictures of the microwave, including some close-ups of the door seal so that you can access it
C. Place one of the London APs into spectrum analyzer mode and monitor the situation over lunch time
D. Ask a local member of staff to change the frequency of the microwave and see if the disconnections stop

Correct Answer:A