CWNP Certified Wireless Analysis Professional 認定 CWAP-405 試験問題:

1. In a Spectrum Analyzer the Swept Spectrogram plot displays what information?

A) RF power present at a particular frequency over the course of time
B) Wi-Fi Device information
C) The RF time domain
D) Reductions in frame transmissions

2. Given a protocol analyzer can decrypt WPA2-PSK data packets providing the PSK and SSID are configured in the analyzer software.
When performing packet capture (in a non-FT environment) which frames are required in order for PSK frame decryption to be possible?

A) Reassociation
B) 4-Way Handshake
C) Probe Response
D) Authentication

3. You are troubleshooting a client that is experiencing slow WLAN performance. As part of the troubleshooting activity, you start a packet capture on your laptop close to the client device. While analyzing the packets, you suspect that you have not captured all packets transmitted by the client. By analyzing the trace file, how can you confirm if you have missing packets?

A) Look for gaps in the sequence number in MAC headers
B) Retransmission are an indication of missing packets
C) The missing packets will be shown as CRC errored packets
D) Protocol Analyzers show the number of missing packets in their statistics view

4. During a successful FT over-the-DS roam, which 802.11 frames are transmitted between the client and the new AP?

A) 2 Authentication Frames, Reassociation Request and Reassociation Response
B) 2 Authentication Frames, Reassociation Request, Reassociation Response and 4-Way Handshake
C) Reassociation Request and Reassociation Response
D) 2 Authentication Frames, Reassociation Request, Reassociation Response, 802.1X/EAP exchange and 4-Way handshake

5. What interframe space would be expected between a CTS and a Data frame?

A) DIFS
B) AIFS
C) PIFS
D) SIFS

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