200-355 | All About Refined 200-355 dumps

Question No: 6

Refer to the exhibit.

Which option must be chosen if only the WPA is needed?

A. WPA+WPA2

B. Static-WEP + 802.1X

C. 802.1X

D. CKIP

Answer: A

Question No: 7

Periodically, Radio Resource Management can reconfigure the wireless network for best

efficiency. Which two functions can be changed to meet network demands? (Choose two.)

A. Remove clients that use too much bandwidth.

B. Transmit Power Control

C. Disable AP radios that do not provide adequate coverage.

D. Change channels to non-country channels if needed

E. Radio Monitoring for noise and interference.

Answer: B,E

Question No: 8

Tablets and other wireless clients are unable to connect at any 802.11 n data rates. What is the most likely cause of this problem?

A. WLAN > General properties are incorrectly configured.

B. WLAN > QoS properties are incorrectly configured.

C. WLAN > Security properties are incorrectly configured.

D. WLAN > Advanced properties are incorrectly configured.

E. Wireless > AP > 802.11 a/n is incorrectly configured.

F. Wireless > 802.11a/n > Network is incorrectly configured.

Answer: C

Question No: 9

The new tablets for the sales department require an SNR of 18 or more to operate. Given a noise floor of -88 dBm, what is the minimum RSSI that is needed?

A. -60 dBm

B. -70 dBm

C. -72 dBm

D. -80 dBm

E. -96 dBm

F. -106 dBm

Answer: B

Question No: 10

Which three primary components describe TKIP? (Choose three.)

A. broadcast key rotation

B. per-packet key hashing

C. dynamic WEP

D. message integrity check

E. symmetric key cipher

F. WPA2 enterprise mode

Answer: A,B,D

Question No: 11

Which action secures the SNMPv2C protocol in a Cisco WLC?

A. configure new communities and disable default communities

B. use digital certificates to authenticate and encrypt transmissions

C. enable password or transfer encryption

D. set a username and difficult-to-guess password

Answer: A

Question No: 12

Which Extensible Authentication Protocol types are supported by the Cisco Unified Wireless Network?

A. EAP-TLS, PEAP-MSCHAPv2, and PEAP-GTC only

B. LEAP and EAP-FAST only

C. EAP-TLS, PEAP-MSCHAPv2, PEAP-GTC, LEAP, and EAP-FAST only

D. any EAP supported by the RADIUS authentication server

Answer: D

Question No: 13

Which type of authentication is used initially by a controller-based AP so that a guest client can get an IP address?

A. 802.1x

B. EAP

C. LEAP

D. open authentication

E. TLS

F. SSL

Answer: D

Question No: 14

To implement a more secure means of communication for voice and data, what technology successfully resists interference by utilizing a wider bandwidth than needed for the transmitting signal?

A. Spread Spectrum

B. Microwave

C. Extended U-NII2

D. ISM Bands

Answer: A

Question No: 15

Which two options are limitations when configuring basic security on an autonomous AP using the express security page setup? (Choose two.)

A. Delete all the SSIDs.

B. Edit the SSIDs.

C. You cannot change the default SSID.

D. You need multiple SSIDs.

E. Use multiple authentication servers.

Answer: B,E