Get all latest (August) Cisco 640-722 Actual Test 121-130

Ensurepass

 

QUESTION 121

Strong security is required, but a centralized RADIUS authenticator has not been implemented. Which two steps must you take to provide maximum security when using a pre-shared key? (Choose two.)

 

A.

Change the TKIP on a weekly basis.

B.

Use a key that includes mixed-case letters, numbers, and symbols with a length greater than 10 characters.

C.

Use only with WPA and WPA2, following proper strong key guidelines.

D.

Use the longest possible WEP key in your security policy.

 

Correct Answer: BC

 

 

QUESTION 122

What are two security threats to wireless networks? (Choose two.)

 

A.

ad-hoc networks

B.

client misassociation

C.

port redirection

D.

cross-site scripting

 

Correct Answer: AB

 

 

QUESTION 123

The network administrator wants an access point to be able to find rogue APs and to support location-based services. Which AP mode meets this requirement while having the radios up and preventing client connections?

 

A.

monitor

B.

sniffer

C.

rogue-detection

D.

H-REAP

 

Correct Answer: A

 

 

QUESTION 124

Which open standard defines the combination of Extensible Authentication Protocol with Advanced Encryption Standard for providing strong wireless LAN client security?

 

A.

IEEE 802.1X

B.

IEEE 802.11i

C.

WEP

D.

WPA

E.

WPA2

 

Correct Answer: B

 

 

QUESTION 125

DRAG DROP

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Correct Answer:

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QUESTION 126

Which method is used to shield the client from class 3 management attacks?

 

A.

client MFP

B.

WEP

C.

WPA

D.

client protection suite

E.

802.1X

 

Correct Answer: A

 

 

QUESTION 127

Which key is established using the four-way handshake during the WPA authentication process?

 

A.

Pairwise Master Key

B.

Pairwise Multiple Key

C.

Pairwise Session Key

D.

Pairwise Transient Key

E.

Pairwise Transverse Key

 

Correct Answer: D

 

 

QUESTION 128

Cisco Client Management Frame Protection is running on a mobility group with two controllers. Which two MFP requirements protect the network? (Choose two.)

 

A.

forces clients to authenticate, using a secure EAP method only

B.

implements the validation of wireless management frames

C.

requires Cisco Compatible Extensions v5

D.

requires the use of a nonbroadcast SSID

E.

requires Cisco Compatible Extensions v4

 

Correct Answer: BC

 

 

QUESTION 129

In a network with a deployed Cisco WLC, which two entities must be configured with the shared secret key for 802.1X authentication? (Choose two.)

 

A.

WLC

B.

RADIUS server

C.

AP

D.

supplicant

E.

wireless client

 

Correct Answer: AB

 

 

 

 

 

QUESTION 130

Which protocol helps the administrator to determine whether a detected rogue AP is in the network of the organization?

 

A.

RLDP

B.

RCP

C.

RDP

D.

RAPP

 

Correct Answer: A

 

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