Wireless Technology Quiz 13

• Question 1
1 out of 1 points

Suppose that an AP has detected an interference source and reported it with RSSI –58, duty cycle 1 percent, and severity 4. Which one of the following statements is most correct?
Selected Answer: The interfering source is not severe

• Question 2
1 out of 1 points

To get PI or a wireless controller to display information about a specific wireless client, you go to the Monitor > Clients page. Which one of the following pieces of information should you input to obtain the best troubleshooting data?
Selected Answer: Client’s MAC address

• Question 3
1 out of 1 points

Which one of the following states indicates that a wireless client has met all of the requirements to begin using a wireless network?
Selected Answer: RUN

• Question 4
2 out of 2 points

ZigBee is used for which two of the following common applications?
Energy management
Building automation

• Question 5
1 out of 1 points

DECT cordless phone devices in the United States use which one of the following designations to differentiate from European DECT devices?
Selected Answer: DECT 6.0

• Question 6
1 out of 1 points

Cisco CleanAir analyzes which one of the following types of RF signals?
Selected Answer: Non-802.11

• Question 7
1 out of 1 points

To find a client from a wireless controller GUI, which one of the following should you select?
Selected Answer: Monitor > Clients

• Question 8
1 out of 1 points

By default, is Cisco CleanAir enabled or disabled on a controller?
Selected Answer: Disabled

• Question 9
1 out of 1 points

Suppose you decide to perform spectrum analysis in an area of your network where problems have been reported. Which one of the following tools could you use to connect with a Cisco Aironet 3700 AP to collect and display live spectrum data?
Selected Answer: MetaGeek Chanalyzer

• Question 10
1 out of 1 points

To troubleshoot a client’s connection to the wireless network, you decide to use a link test from the controller. The client is a Windows-based machine, uses an adapter that supports 802.11n, is configured to support all possible data rates, and supports CCXv1. Which one of the following link tests will the controller perform with the client?
Selected Answer: ICMP echo packets

• Question 11
1 out of 1 points

ZigBee belongs to which one of the following families of standards?
IEEE 802.15.4

• Question 12
1 out of 1 points

When an interference source is detected and classified, the controller assigns which one of the following to uniquely identify the same source across several reporting APs?
Selected Answer: Cluster ID

• Question 13
1 out of 1 points

A spectrum analyzer should be used to perform which one of the following tasks?
Selected Answer: Investigate wireless interference

• Question 14
2 out of 2 points

Which of the following are required on the client’s wireless adapter before a CCX link test can be performed on a controller? (Select all that apply.)
CCXv4
CCXv5

• Question 15
1 out of 1 points

Ekahau Site Survey Pro is an example of which one of the following third-party wireless tools?
Selected Answer: RF mapping tool

• Question 16
1 out of 1 points

Suppose that you search for a wireless client on a controller and notice that it is associated. Which one of the following parameters would confirm that the client has completed the association process with the controller and is ready to pass data?
Selected Answer: AP name and IP address

• Question 17
1 out of 1 points

If a client is shown to be in the 8021X_REQD state, even though the end user tried to join the wireless network several minutes ago, which one of the following best describes the client’s current condition?
Selected Answer: The client failed to authenticate itself properly.

• Question 18
1 out of 1 points

CleanAir adds which one of the following capabilities to a Cisco lightweight AP?
Selected Answer: Spectrum analysis

• Question 19
1 out of 1 points

Bluetooth operates in which one of the following frequency bands?
Selected Answer: 2.4 GHz

• Question 20
1 out of 1 points

Bluetooth is designed to cover which one of the following areas?
Selected Answer: Personal area

• Question 21
1 out of 1 points

The IEEE 802.16 standard defines which one of the following technologies?
Selected Answer: WiMAX

• Question 22
1 out of 1 points

Suppose that you have a large wireless network with several controllers, many APs, a RADIUS server, a syslog server, and Prime Infrastructure. A user has reported connectivity problems in a specific building location, but gave no details about the AP or controller he tried to join. Which one of the following represents the most efficient troubleshooting method you can use to find information about the client?
Selected Answer: Search for the client’s MAC address on Prime Infrastructure

• Question 23
1 out of 1 points

Suppose you would like to scan the channels in the 5-GHz band to see which SSIDs are available to clients on which channels in a certain area. Which one of the following tools is a Wi-Fi scanner that is suited for this purpose?
Selected Answer: MetaGeek inSSIDer Office

• Question 24
1 out of 1 points

Suppose that you have just received news that no users can connect with a newly installed lightweight AP. You decide to examine the switch configuration where the AP is connected, knowing that it needs to be bound to VLAN 11. Which one of the following switch interface configurations is correct?
Selected Answer: switchport
switchport access vlan 11
switchport mode access
no shutdown