JN0-250 Exam Questions

When designing for a multiple frequency deployment (5 GHz and 2.4 GHz), which statement is correct?

A Mist access point is booting up, and will soon receive a channel assignment from the Mist Cloud. The channel assigned by the cloud is a DFS channel. In this scenario, what must t...

How should you design a WLAN to ensure optimal performance?

Which statement is correct about the Mist API?

What is the base subscription required to get started with a Mist access point?

Which SLE would you use to determine Wi-Fi interference?

You configured an 802.11n AP to use the 2.4 GHz frequency band and 20 MHz channel width. In this scenario, how many non-overlapping channels are available for clients to use in Eur...

What would cause 5 GHz interference?

What happens if your Juniper Mist subscriptions expire?

Which statement is correct about Wi-Fi?

What would cause reduced Wi-Fi performance?

A user is experiencing DNS problems. In this scenario, where in the GUI would you be able to see the problems?

Which statement is correct about Mist Edge?

You are replacing an existing WLAN with a Mist Cloud-based WLAN. Which statement is true about WLAN design in this scenario?

Which 802.11 amendment added OFDMA?

What is the width for a 2.4 GHz OFDM channel?

Which site survey ensures that RF design requirements are satisfied?

You are troubleshooting a WLAN from a mobile handheld device that displays radio information. You see a signal on the same SSID from two separate access points (APs). AP A shows a...

Which underlying technology does Mist use to calculate BLE location?

You have discovered an access point that is not connected to the corporate network but it broadcasts the corporation's SSID. In this scenario, what is this type of access point cal...

Which statement is correct about 802.11 wireless network interfaces?

You are configuring your Mist network and you want to separate certain users into their own networks and VLANs. You are concerned about the network's utilization and want to make s...

Which two 802.11 amendments operate within the 2.4 GHz band? (Choose two.)

A microwave oven would be classified as which type of interference?

In a standard roam from one access point to another access point, what makes the decision to roam?

Under ideal conditions, which frequency band will have the farthest usable range?

You are troubleshooting a signal strength issue when you notice that the signal strength changes from -70 to -73 dBm as you move from one room to another. In this scenario, what is...

Users are complaining about WLAN performance and the Mist dashboard reports non-Wi-Fi interference. Which diagnostics tool would you use to further investigate this issue on-site a...

You have just brought online a new site of AP43s. While verifying that everything looks good, you notice that all of the access points (APs) are reporting "insufficient power." The...

Which Mist subscription is required for location tracking of Bluetooth badges?

Which organization is responsible for certifying that products and technology satisfy Wi-Fi interoperability?

How should a Mist AP43 be mounted?

Which Mist feature provides an overview of the user experience?

Which organization is responsible for creating the 802.11 standard?

What are two requirements to connect an AP to the Mist Cloud? (Choose two.)

What does RSSI measure?

Which statement is correct about a WLAN RF medium?

Referring to the exhibit, what do you determine about the site's Time to Connect SLE metric?

What is an 802.11 management frame transmitted by an AP?

Which Mist feature offers Al-based interactive troubleshooting?

You have designed a WLAN to satisfy primary coverage, secondary coverage, and capacity requirements. However, you still do not have enough BLE radios to satisfy your location requi...

What does 802.11ac (Wi-Fi 5) specify as the maximum channel width?

Which Juniper Mist device enables seamless roaming for large campus networks through on- premises tunneling?

Mist Radio Resource Management makes dynamic changes to which resource?

Which statement is correct about the Mist API?

Which characteristic describes Mist's cloud software architecture?

Which two statements about the Mist UI are true? (Choose two.)

What are two characteristics of the 2.4 GHz band when compared to the 5 GHz band? (Choose two.)

When would be the earliest opportunity to configure an access point (AP)?

Which statement is correct regarding settings at the organizational level?