Highest Quality 200-355 Free Practice Questions 2021

NEW QUESTION 1
Which statement about theimpact of configuring a single SSID to support TKIP and AES encryption simultaneouslyis true?

• A. The overhead associated with supporting both encryption methods degrades client throughput significantly.
• B. Some wireless client drivers might not handle complex SSID settings and may be unable to associate to the WLAN.
• C. This configuration is unsupported and the Cisco Wireless Control System generates alarms continuously until the configuration is corrected.
• D. This configuration is common for migrating from WPA to WPA2. No problem is associated with using this configuration.

Answer: B

NEW QUESTION 2
During a wireless site survey, the signal strength drops significantly when outside of the room containing the access point. The building is made of wood and drywall. This is an example of which wireless anomaly?

• A. absorption
• B. refraction
• C. fading
• D. multipath
• E. reflection

Answer: A

NEW QUESTION 3
The introduction of consumer phones and tablets into enterprise WLANs can have an impact on 802.11a/b/g/n deployments. The Apple iPhone 4 and iPad 2 are very common examples.
Which statement best describes the abilities of these devices?

• A. The Apple iPhone 4 and the iPad 2 use 2.4 GHz and 5 GH
• B. The Apple iPhone 4 uses only one spatial stream and the iPad 2 uses two spatial streams.
• C. The Apple iPhone 4 uses only 2.4 GHz and the iPad 2 only uses 5 GH
• D. The Apple iPhone 4 uses only one spatial stream and the iPad 2 uses two spatial streams.
• E. The Apple iPhone 4 uses 2.4 GHz and the iPad 2 uses 2.4 GHz or 5 GH
• F. The Apple iPhone 4 only uses one spatial stream and the iPad 2 uses two spatial streams.
• G. The Apple iPhone 4 uses 2.4 GHz and the iPad 2 uses 2.4 GHz or 5 GH
• H. The Apple iPhone 4 and the iPad 2 use only one spatial stream.

Answer: D

NEW QUESTION 4
To seamlessly roam between two wireless cells in a Cisco Unified Wireless Network using controllers, which condition must exist?

• A. The next cell should be on the same channel as the client's current cell.
• B. The wireless client must use an EAP authentication method with the infrastructure authenticator.
• C. The client's password must be the same on both APs.
• D. The next cell should provide the same SSID as the client's current cell.
• E. The clients need static IP addresses.

Answer: D

NEW QUESTION 5
Which option is defined as RF energy that reduced the SNR on an 802.11 environment?

• A. interference
• B. spectrum analyzer
• C. CCA
• D. noise

Answer: D

NEW QUESTION 6
Which statement about a wireless client connecting to a network with a hidden SSID is true?

• A. The client must install the 802.1X certificate with encrypted SSID.
• B. The client will be unable to connect.
• C. The SSID needs to be entered manually and is case-sensitive
• D. The SSID needs to be entered manually and is not case-sensitive.

Answer: C

Explanation: Topic 4, Exam Bank D (New)

NEW QUESTION 7
The EolP tunnel between anchor and foreign controllers is not functioning. Which two ports and protocols must be open to enable the tunnel to form? (Choose two)

• A. UDP port 1646
• B. IP 97
• C. UDP port 5247
• D. UDP port 16666
• E. UDP port 5246

Answer: BD

NEW QUESTION 8
The results of a Cisco WCS client troubleshooting tool are summarized into a simple visual representation of a four-part progression of the connection status for a wireless client.
What are the four parts? (Choose four.)

• A. client MAC address
• B. 802.11 authentication
• C. IP address assignment
• D. 802.11 association
• E. successful association
• F. authentication method
• G. SSID
• H. client radio type

Answer: BCDE

NEW QUESTION 9
Which two of the following authentication methods used for WiFi security require the use of certificates? (Choose two.)

• A. PEAP
• B. EAP-FAST
• C. WPA2
• D. WPA1
• E. EAP-TLS
• F. EAP-MD5

Answer: AE

NEW QUESTION 10
Microsoft Active Directory integrated machines are not authenticating to the internal WLAN. The WLAN settings are WPA2-AES-802.1x and are authenticating to a Cisco Identity Services Engine server. You investigate and note that non-domain authenticated machines are properly authenticating to the WLAN using their Active Directory credentials. Why would this problem occur?

• A. The WLAN is configured improperly in group policy.
• B. The ACS server is not joined to the domain, causing authentications to fail.
• C. The domain machines are configured to disable the wireless adapter.
• D. The non-domain machines are using local accounts that are not authenticated through the domain.

Answer: A

NEW QUESTION 11
A client is attached to the Cisco Unified Wireless Network using controllers.
When the client is using WPA2 and EAP authentication, where are the wireless encryption keys located during the active user session? (Choose two.)

• A. On the access point
• B. On the RADIUS server
• C. On the Cisco WCS
• D. On the client
• E. On the Cisco WLC

Answer: AD

NEW QUESTION 12
A customer is using a "guest" VLAN at a remote site to provide access for onsite guests or visitors to access the Internet, while prohibiting them from accessing internal sites. Which network technology isolates guest traffic while utilizing the existing corporate network?

• A. frame relay
• B. vPC
• C. DMVPN
• D. GRE tunnel

Answer: C

NEW QUESTION 13
When an AP, in its default configuration mode, connects to a Cisco WLC, which methods are available for remote management access to an AP?

• A. SSL and SSH are available only after configuration by a Cisco WLC version 7.0.
• B. SSH only
• C. HTTPS, and SSH
• D. SSH and Telnet
• E. SSH and Telnet are available only after configuration by a Cisco WLC version 7.0.

Answer: D

NEW QUESTION 14
A help desk engineer is attempting to perform a remote packet capture on the wireless network. Which access point mode is necessary to perform this function?

• A. sniffer
• B. SE-Connect
• C. monitor
• D. rogue detector
• E. FlexConnect

Answer: A

NEW QUESTION 15
Which statement about the impact of configuring a single SSID to support TKIP and AES encryption simultaneously is true?

• A. The overhead associated with supporting both encryption methods significantly degrades client throughput.
• B. Some wireless client drivers might not handle complex SSID settings and may be unable to associate to the WLAN.
• C. This configuration is unsupported and the Cisco Wireless Control System generates alarms continuously until the configuration is corrected.
• D. This configuration is common for migrating from WPA to WPA2. No problem is associated with using this configuration.

Answer: B

NEW QUESTION 16
Refer to the exhibit.

Which command was given in the wireless controller to display the active clients that are associated with an access point?

• A. show client active all
• B. show client summary
• C. show 802.11 association
• D. show ap clients

Answer: C