[Free] Download New Updated (October 2016) Cisco 642-747 Real Exam 1-10

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QUESTION 1

Which two statements describe WGB access to a Cisco Unified Wireless Network that is running code 7.0.116.0? (Choose two.)

 

A.

Only Cisco WGB or universal WGB is supported.

B.

WGBs other than Cisco are supported with Layer 3 roaming.

C.

WGBs other than Cisco are supported with Layer 2 roaming.

D.

Cisco WGB devices are supported with VLAN tagging.

E.

Cisco WGB devices are supported only with a single native VLAN.

 

Correct Answer: CD

 

 

QUESTION 2

Which performance impact occurs when configuring Cisco WCS v7.0 for Cisco 3300 Series MSE tracking of devices?

 

A.

greater effect on Cisco MSE CPU overhead and network traffic levels but not on Cisco MSE disk utilization and Cisco WCS CPU overhead

B.

greater effect on Cisco WCS CPU overhead and Cisco MSE disk utilization but not on network traffic levels and Cisco MSE CPU overhead

C.

greater effect on Cisco WCS CPU overhead and Cisco MSE CPU overhead but not on Cisco MSE disk utilization and network traffic levels

D.

greater effect on Cisco MSE disk utilization and network traffic levels but not on Cisco WCS CPU overhead and Cisco MSE CPU overhead

 

Correct Answer: A

 

 

QUESTION 3

Which three statements correctly describe Band Select on a Cisco WLC v7.0.116.0? (Choose three.)

 

A.

It is beneficial for data wireless clients.

B.

It is beneficial for roaming-voice wireless clients.

C.

It is beneficial for nomadic-video wireless clients.

D.

It is beneficial for single-radio wireless clients.

E.

It is beneficial for dual-radio wireless clients.

 

Correct Answer: ACE

 

 

QUESTION 4

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.

Lin
ear DAS deployment can reduce your location accuracy.

 

Correct Answer: BE

 

 

QUESTION 5

Authentication timeout values can sometimes require changing if they are too aggressive for wireless clients. What is the default EAP timeout value in a Cisco WLC v7.0?

 

A.

5 seconds

B.

10 seconds

C.

20 seconds

D.

30 seconds

E.

60 seconds

 

Correct Answer: D

 

 

QUESTION 6

Access points not assigned to an MSE are receiving out of sync alerts. Where can this feature be disabled?

 

A.

Mobility Service Background Tasks

B.

Mobility Service Event Groups

C.

Mobility Service Network Designs

D.

Mobility Service Maintenance

 

Correct Answer: A

 

 

QUESTION 7

An engineer is having issues getting an AP to join the WLC at a remote office and suspects it may be a regulatory domain issue. What debug command can be used to verify this issue?

 

A.

debug capwap events enable

B.

debug aaa all enable

C.

debug dot11 mobile enable

D.

debug pem events enable

E.

debug dot11 mgmt msg

 

Correct Answer: A

 

 

QUESTION 8

Cisco WCS v7.0 using a Cisco 3300 Series MSE can map and track wireless clients but is unable to track RSSI-based RFID tags. What is the most likely cause of this problem?

 

A.

Tags are multicasting and not associating.

B.

Tags are not compatible with Cisco Compatible Extensions.

C.

The Cisco WLC RFID timeout needs a configuration change.

D.

The Cisco WLC RFID tracking needs to be enabled.

E.

License is not installed on Cisco MSE.

F.

NMSP is incorrectly configured between Cisco WCS and Cisco MSE.

 

Correct Answer: B

QUESTION 9

What is the optimal distance between APs for location services?

 

A.

20 to 40 feet

B.

50 to 70 feet

C.

30 to 50 feet

D.

60 to 80 feet

E.

70 to 90 feet

 

Correct Answer: B

 

 

QUESTION 10

You have a customer interested in adding RFID tags to track the movement of containers of work in process in their manufacturing facility. Which type of RFID tags and which Wi-Fi band are most appropriate using their existing Cisco Unified Wireless Network based on v7.0? (Choose two.)

 

A.

passive RFID tags

B.

semipassive RFID tags

C.

active RFID tags

D.

900 MHz

E.

2.4 GHz

F.

5 GHz

 

Correct Answer: CE

 

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