CWNP CWNA-107 問題集

質問 1：
The IEEE 802.11-2012 standard requires VHT capable devices to be backward compatible with devices using which other 802.11 physical layer specification (PHY)?
A. ERP-PBCC
B. OFDM
C. HR/DSSS
D. DSSS
正解：B

質問 2：
The network administrator at XYZ Company recently attended a training class on wireless security and realized that he should update the corporate security policy to address WLAN technology. The network administrator is listing the items that should be addressed in the security policy update, and has asked for your input.
What WLAN topics should be addressed by a company security policy? (Choose 3)
A. Wireless intrusion monitoring and response procedures
B. User density planning and AP client association thresholds
C. Wired network performance analysis and baseline documentation
D. Training of the IT staff on WLAN operational security
E. Theft prevention and data security of WLAN infrastructure devices
F. WLAN performance analysis baseline documentation
正解：A,D,E

質問 3：
When performing a validation survey for a Multiple Channel Architecture (MCA) system in a multi- tenant building with five floors, what aspect should you, as the surveyor, keep in mind?
A. The Fresnel Zone is completely blocked between floors so each floor is considered a separate site survey
B. The channel reuse pattern should be three dimensional with the RF cell extending coverage of each access point to other floors
C. The RF interference caused by passing airplanes supporting on-board Wi-Fi should be a prime consideration
D. The omni-directional antennas of the access points should be oriented parallel to the floor to maximize the coverage pattern across as many floors as possible
正解：B

質問 4：
Which one of the following channels can be used for VHT transmissions?
A. 44
B. 13
C. 7
D. 1
正解：A

質問 5：
What terms accurately complete the following sentence?
The IEEE 802.11-2016 standard specifies mandatory support of the _______________ cipher suite for Robust Security Network Associations, and optional use of the ________________ cipher suite, which is designed for use with pre-RSNA hardware and is deprecated.
A. RC5, RC4
B. CCMP, TKIP
C. TLS, SSL
D. 802.1X/EAP, WEP
正解：B

質問 6：
What can an impedance mismatch In the RF cables and connectors cause?
A. Increased amplitude of the RF signal
B. Increased range of the RF signal
C. Excessive VSWR
D. Fewer MCS values In the MCS table
正解：C

質問 7：
You are using a tool that allows you to see signal strength for all Aps in the area with a visual representation. It shows you SSIDs available and the security settings for each SSID. It allows you to filter by frequency band to see only 2.4 GHz networks or only 5 GHz networks. No additional features are available.
What kind of application is described?
A. Site survey utility
B. WLAN scanner tool
C. Spectrum analyzer
D. Protocol analyzer
正解：B