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2017 Mar 200-355 practice exam

Q71. What are four features of WPA? (Choose four.) 

A. a larger initialization vector, increased to 48 bits 

B. a message integrity check protocol to prevent forgeries 

C. authenticated key management using 802.1X 

D. support for a key caching mechanism 

E. unicast and broadcast key management 

F. requires AES-CCMP 

Answer: A,B,C,E 

Q72. Refer to the exhibit. Based on the diagram, what two design requirements must be met? (Choose two.) 

A. WGB is Autonomous 

B. WGB is Universal 

C. WGB can be Autonomous or Universal 

D. Upstream AP is Aironet 

E. Upstream AP is not Aironet 

F. Upstream AP can be any make/model 

Answer: A,D 

Q73. Which device divides a signal between two antennas? 

A. splitter 

B. lightening arrestor 

C. attenuator 

D. amplifier 


Q74. You run minimum PEAP-GTC authentication in your wireless environment. Which version of Cisco Compatible Extensions supports PEAP-GTC? 

A. Cisco Compatible Extensions v1 

B. Cisco Compatible Extensions v2 

C. Cisco Compatible Extensions v3 

D. Cisco Compatible Extensions v4 

E. Cisco Compatible Extensions v5 


Q75. A network engineer notices that two mesh APs are having problems communicating. After reviewing the current radio configurations, it is noted that one AP is transmitting at 3 mW while the other is transmitting at 60 mW. How many decibels would the 3-mW AP need its power increased to match the 60-mW AP? 

A. 8 

B. 12 

C. 13 

D. 20 

E. 57 


Far out 200-355 exam question:

Q76. Which spread spectrum technique uses 11-bit chips to transmit 1 bit of data over a 22-MHz channel? 







Q77. A lightweight AP has been deployed in local mode in a network that consists of 10 wireless LAN controllers in a single mobility group. The AP has been configured to use primary, secondary, and tertiary Cisco WLCs. Due to a major power failure, all those Cisco WLCs are unavailable. 

Which step does the AP take next? 

A. The AP reboots and repeatedly attempts to join the configured primary, secondary, and tertiary Cisco WLCs in that order. The process continues until one of the configured Cisco WLCs is available. 

B. The AP attempts to join a Cisco WLC configured as a master controller. 

C. The AP attempts to join the Cisco WLC that has the greatest capacity available. 

D. The AP state transitions to AP Fallback Mode and continues to provide limited WLAN services (that is, no new client authentications) until a Cisco WLC is available. 


Q78. A network engineer in the GUI of WCS version 7 wants to add an access point to a map. Where can this command be found within the drop-down menu? 

A. Monitor > Maps 

B. Reports > Maps 

C. Monitor > Network Summary 

D. Configure > Maps 


Q79. A customer cannot access the GUI on the Cisco 5508 Wireless Controller from the management interface due to network failure. Which interface can the customer use to access the WLC GUI until the network issues are resolved? 

A. virtual 

B. dynamic 

C. console port 

D. service port 


Q80. Which two principles must be considered when deploying a wireless network through a wooded area? (Choose two.) 

A. absorption 

B. reflection 

C. diffraction 

D. scattering 

E. refraction 

Answer: A,D