Cisco 642-747 Online Practice Questions and Exam Preparation

Cisco 642-747 Online Questions & Answers

• Question 71:

  Individual AP primary, secondary, and tertiary controllers have been configured. The Cisco WLC v7.0 global backup primary and backup secondary have also been configured. The primary controller has failed. Which statement correctly describes AP failover?

  A. Global backup primary and backup secondary will be used before individual AP secondary and tertiary.
  B. Individual AP-configured secondary and tertiary will be used before global-configured backup primary and backup secondary.
  C. Global backup primary, then AP secondary, then global backup secondary, and then AP tertiary will be used.
  D. Only AP secondary and tertiary are used.
  E. Only global primary and secondary are used.
  B. Individual AP-configured secondary and tertiary will be used before global-configured backup primary and backup secondary.

• Question 72:

  Which two statements correctly describe the installation of Cisco WCS v7.0? (Choose two.)

  A. Only the TFTP folder location is required.
  B. Only the FTP folder location is required.
  C. Both TFTP and FTP folders are required and must be in unique separate locations.
  D. Both TFTP and FTP folders are required and can share the location.
  E. The storage folder location is required to be located in the Cisco WCS program folder for proper operation.
  F. The storage folder location should not be located in the Cisco WCS program folder.
  D. Both TFTP and FTP folders are required and can share the location.
  F. The storage folder location should not be located in the Cisco WCS program folder.

• Question 73:

  Controllers WLC_1 and WLC_2 are in different mobility domains. A wireless client that has the same VLAN interface roams from WLC_1 to WLC_2. What happens to the client roaming?

  A. The client context is deleted in controller WLC_1, and a new client context is created in WLC_2 to become the anchor controller.
  B. The client context is moved from controller WLC_1 to controller WLC_2. The result is that the WLC_1 client context is deleted and WLC_2 becomes the anchor controller.
  C. The client context is copied from controller WLC_1 to controller WLC_2. The result is that WLC_1 becomes the anchor controller and WLC_2 becomes the foreign controller.
  D. The client context is copied from controller WLC_1 to controller WLC_2. The result is that WLC_1 becomes the foreign controller and WLC_2 becomes the anchor controller.
  A. The client context is deleted in controller WLC_1, and a new client context is created in WLC_2 to become the anchor controller.

• Question 74:

  Which option correctly describes what Navigator provides to Cisco WCS?

  A. feature addition to Cisco WCS v7.0 for reporting
  B. feature addition to Cisco WCS v7.0 for guest access
  C. secondary management installation for high availability
  D. secondary management installation for web management between multiple instances of Cisco WCS
  D. secondary management installation for web management between multiple instances of Cisco WCS

• Question 75:

  Cisco Mesh is designed to be effective at a maximum of how many wireless hops?

  A. 2
  B. 4
  C. 8
  D. 16
  C. 8

• Question 76:

  Which two statements describe the difference between a Cisco WGB and a universal WGB in a wireless network? (Choose two.)

  A. Universal WGB associates with its own MAC address on behalf of its wired clients.
  B. Cisco WGB associates with its own MAC address on behalf of its wired clients.
  C. Universal WGB associates using one of the wired client MAC addresses.
  D. Cisco WGB associates using one of the wired client MAC addresses.
  B. Cisco WGB associates with its own MAC address on behalf of its wired clients.
  C. Universal WGB associates using one of the wired client MAC addresses.

• Question 77:

  Which problem develops when antennas are located too close to or too high from the device that is being tracked for location services?

  A. There is an inconsistent rate of RSSI change per unit of distance.
  B. There is an inconsistent rate of SNR change per unit of distance.
  C. SNR becomes too great.
  D. PER becomes too great.
  E. RSSI becomes too low.
  A. There is an inconsistent rate of RSSI change per unit of distance.

• Question 78:

  What is the primary purpose of a configuration audit report in Cisco WCS v7.0?

  A. reports client configuration issues
  B. details configuration differences between the Cisco 3300 Series MSE and Cisco WCS
  C. details configuration differences between Cisco WLC and Cisco WCS
  D. details configuration differences between Cisco WLC devices
  E. details configuration changes of Cisco WCS
  C. details configuration differences between Cisco WLC and Cisco WCS

• Question 79:

  Which two issues may need to be considered when using DAS to support location-tracking services? (Choose two.)

  A. Third-party antennas may reduce RF cell size but provide location accuracy.
  B. Additional monitor-mode APs may be necessary to obtain desired location accuracy.
  C. Wi-Fi RF channel selection is critical when using DAS if multiple wireless services are supported in the same antenna group.
  D. Multiple connections are required into a common DAS for 802.11n support.
  E. Linear DAS deployment can reduce your location accuracy.
  B. Additional monitor-mode APs may be necessary to obtain desired location accuracy.
  E. Linear DAS deployment can reduce your location accuracy.

• Question 80:

  Cisco WGB association is supported on which AP radio or radios?

  A. 2.4 GHz only
  B. 5 GHz only
  C. 2.4 or 5 GHz only
  D. 2.4, 5, or 4.9 GHz
  D. 2.4, 5, or 4.9 GHz