Get all latest (August) Cisco 640-722 Actual Test 31-40

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QUESTION 31

The network administrator receives complaints of slow wireless network performance and performs a sniffer trace of the wireless network in preparation for migration to 802.11n. The sample capture shows frames that contains AP beacons with NonERP_Present bit set to 1 and frames with RTS/CTS. Which two conclusions can be interpreted from these frames? (Choose two.)

 

A.

The network is performing slowly because 802.11n clients are already mixed with 802.11g clients.

B.

The network is performing slowly because 802.11b clients still exist in the network.

C.

The network is performing slowly because a wireless client is incorrectly configured, which results in RF interference.

D.

Possible 802.11b wireless clients are located only in the AP cell radius where the sniffer capture was performed.

E.

Possible 802.11b wireless clients could be located anywhere in the wireless network.

 

Correct Answer: BE

 

 

QUESTION 32

You are designing a wireless network in a medical facility. Which three areas are bad locations in which to install a wireless access point? (Choose three.)

 

A.

in front of the elevators doors

B.

in the hallways

C.

next to the electrical room

D.

inside offices

E.

near medical imaging devices

F.

in the lobby

 

Correct Answer: ACE

 

 

QUESTION 33

DRAG DROP

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Correct Answer:

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QUESTION 34

DRAG DROP

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Correct Answer:

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QUESTION 35

What are the three primary functions of the Cisco Unified Wireless LWAPP architecture? (Choose three.)

 

A.

control and management of the CAPWAP

B.

tunneling of VPN clients over the WAN

C.

tunn
eling of WLAN client traffic to the WLC

D.

collection of 802.1Q trunks

E.

collection of 802.11 data for management

F.

control and management of VTP

 

Correct Answer: ACE

 

 

QUESTION 36

Which of the following are three functions of Cisco RRM? (Choose three.)

 

A.

TPC

B.

intercontroller roaming

C.

dynamic channel assignment

D.

intracontroller roaming

E.

coverage hole detection

 

Correct Answer: ACE

 

 

QUESTION 37

DRAG DROP

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Correct Answer:

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QUESTION 38

If an antenna has a dBd of 8.6, what is the dBi value?

 

A.

6.2

B.

6.46

C.

8.6

D.

10.74

E.

12.88

 

< font color="#000000">Correct Answer: D

 

 

QUESTION 39

What is the equivalent of 26 dBm in milliwatts?

 

A.

4 mW

B.

40 mW

C.

100 mW

D.

400 mW

E.

1000 mW

 

Correct Answer: D

 

 

 

 

QUESTION 40

Refer to the exhibit. Which three switch port types are valid for these connections? (Choose three.)

 

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A.

access

B.

port-channel

C.

port-channel trunk

D
.

trunk

E.

port-channel access

F.

routed port

 

Correct Answer: ACD

 

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