JN0-451 Online Practice Questions and Answers

In which two layers of the OSI model are WLANs located? (Choose two.)

A. Network

B. Transport

C. Physical

D. Data Link

What are basic data rates?

A. fastest data rates

B. optional data rates

C. required data rates

D. disabled data rates

You are using location-based services (LBS) at a new warehouse and placed the APs on the floor plan with the correct scale. The APs are mounted on trusses, 14 feet (4.3 meters) from the floor.

Which two actions ensure correct location accuracy in this scenario? (Choose two.)

A. Install Virtual Beacons in each aisle.

B. Configure the height of each AP.

C. Determine the orientation of each AP.

D. Disable the 2.4 GHz Wi-Fi radios to reduce interference.

Click the Exhibit button.

Users are occasionally having problems connecting to the Internet using Wi-Fi. You suspect possible interference from a neighboring Wi-Fi network.

Referring to the exhibit, which Wi-Fi Assurance SLE and classifier would provide information about this issue?

A. Throughput and Network Issues

B. Capacity and Non Wi-Fi Interference

C. Coverage and Weak Signal

D. Capacity and Wi-Fi Interference

Which two fields are required when creating a new site? (Choose two.)

A. RF template

B. site name

C. location

D. time zone

Click the Exhibit button.

Referring to the exhibit, which statement is correct about the Post-Install user's role?

A. It is used for help desk monitoring and workflow for all sites.

B. It has access limited to installing APs and switches at all sites.

C. It has read-only access to all sites.

D. It has full access to all sites.

Regarding roaming, which device determines when it is time to connect to another AP?

A. the gateway router

B. the client device

C. the primary AP

D. the current AP

You are the only tenant in a building that has Wi-Fi. At times, the Wi-Fi network appears to be slow and you want to determine if the microwave oven is causing an issue because it is used throughput the day. Which SLE metric and classifier should you look at to determine the issue?

A. throughput/network issues

B. capacity/wifi interference

C. throughput/coverage

D. capacity/non-wifi interference

Asset tracking using Mist-supported third-party BLE beacons has been installed in a warehouse. The BLE beacons were configured using their manufacturer-supplied configuration utility and BLE was properly configured for the site settings. When the warehouse floor plan is opened in Live View, the third-party beacons are not shown.

Which two statements describe causes for this issue? (Choose two.)

A. The Show assets check box has not been selected in Live View.

B. Marvis was not enabled for the site.

C. The Locate this Client as an Asset check box has not been selected at the BLE client level.

D. The APs are installed at 19 feet from the floor, above the recommended 15 feet.

Click the Exhibit button.

Referring to the exhibit, which percentage of connection attempts failed on the access point named LD_RS_Support?

A. 37

B. 86

C. 63

D. 46