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200-355 Exam Questions - Online Test


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Q1. The IEEE 802.11n standard provides 40-MHz channels, improved MAC efficiency, and MIMO. 

Which three elements define the 802.11n implementation of MIMO? (Choose three.) 

A. channel bonding 

B. dynamic frequency selection 

C. maximal ratio combining 

D. packet aggregation 

E. spatial multiplexing 

F. transmit beam forming 

Answer: C,E,F 

Q2. A customer mounted three new APs in a small business. After configuring the IP address, users still could not access the web through the new access points. What two configurations are needed to fix this? (Choose two.) 

A. Security parameters 

B. Gateway address 

C. Service Set ID 

D. Antenna option 

E. EAP Authentication 

F. Unique AP Name 

Answer: B,C 

Q3. A help desk engineer is attempting to perform a remote packet capture on the wireless network. Which access point mode is necessary to perform this function? 

A. sniffer 

B. SE-Connect 

C. monitor 

D. rogue detector 

E. FlexConnect 

Answer:

Q4. An engineer is using a predictive survey tool to estimate placement of APs in a carpeted office space. Most interior walls should be assigned which attenuation value? 

A. 2 dB 

B. 3 dB 

C. 4 dB 

D. 5 dB 

Answer:

Q5. How are application-specific devices differentiated from laptop computers in the way they support Cisco Compatible Extensions? 

A. ASDs are required to support only Cisco Compatible Extensions v1 and v2 features. Laptops must support all Cisco Compatible Extensions features. 

B. ASDs are required to support only Cisco Compatible Extensions v5 management features, while laptops are required to support optional features. 

C. Several features that are required for laptops are not required for ASDs. 

D. There is no differentiation. ASDs and laptops must both support the same Cisco Compatible Extensions features. 

Answer:

Q6. The AP is unable to join the WLC. What switch configuration will correct this problem? 

A. interface vlanl ip helper-address 10.10.10.10 

B. interface vlan20 ip helper-address 10.10.10.10 

C. ipdhcp pool vlanl option 43 ascii '10.10.10.10' 

D. ip dhcp pool vlan20 option 43 ascii '10.10.10.10' 

E. ipdhcp pool vlanl option 43 hex f1040a0a0a0a 

F. ip dhcp pool vlan20 option 43 hex f1040a0a0a0a 

Answer:

Q7. Which two factors must be considered when evaluating an RF interferer for severity? (Choose two.) 

A. distance from the AP 

B. dBm 

C. the type of security crack being used 

D. duty cycle 

E. number of interfering IP stations in the cell 

F. duplicate SSID 

Answer: B,D 

Q8. Which four levels of messages will be sent to the logging server? (Choose four.) 

A. alerts 

B. critcal 

C. debugging 

D. emergencies 

E. errors 

F. informational 

G. notifications 

H. warnings 

Answer: A,B,D,E 

Q9. The administrator has noticed that the configuration on a controller is different than in Cisco WCS. How can the administrator fix this issue? 

A. The configuration can be copied from the controller to the Cisco WCS or from the WCS to the controller. 

B. The configuration can be copied only from the Cisco WCS to the controller. 

C. The configuration can be copied only from the controller to the Cisco WCS. 

D. The controller must be removed from the Cisco WCS and then added again. 

Answer:

Q10. When a client associates to ExamSSlD, which network address will be assigned? 

A. The IP address assigned will be based on the AP network assignment of 10.10.10.0. 

B. The IP address assigned will be based on the AP network assignment of 172.16.23.0. 

C. The IP address will be assigned in a round-robin format based on the 172.16.12.0, 172.16.23.0,192.168.14.0 address pools. 

D. The IP address will be assigned in a round-robin format based on the 172.16.12.0, 192.168.14.0,192.168.25.0 pools. 

E. The IP address will be assigned in a round-robin format based on the 172.16.12.0, 172.16.23.0,192.168.14.0,192.168.25.0 pools. 

Answer: