[Feb-2025] 100% Actual JN0-252 dumps Q&As with Explanations Verified & Correct Answers
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Juniper JN0-252 Exam Syllabus Topics:
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NEW QUESTION # 31
Which device detects a Layer 1 bad cable action within Marvis Actions?
- A. Mist Edge
- B. access point
- C. wired client
- D. wireless client
Answer: A
Explanation:
* The Mist Edge device is responsible for detecting Layer 1 issues, such as bad cable actions, within the Marvis Actions framework.
* Mist Edge integrates with Marvis AI to provide detailed insights into network health, including physical layer issues like faulty cables, which can impact network performance.
* By identifying and alerting administrators to these problems, Mist Edge helps maintain the integrity and reliability of the network infrastructure.
* Reference: Juniper Networks documentation on Mist Edge and its diagnostic capabilities.
NEW QUESTION # 32
Which statement describes Marvis Actions?
- A. It is a dashboard that lists the actions taken by wireless users.
- B. It Is a dashboard that highlights actionable items.
- C. It is a dashboard that describes user actions.
- D. It is a dashboard that details actions taken by the Marvis Al.
Answer: B
Explanation:
* Marvis Actions is a component of the Mist AI platform that provides a dashboard highlighting actionable items. This dashboard is designed to offer insights and recommendations based on the analysis performed by Marvis AI.
* The focus of Marvis Actions is to present users with clear, actionable steps that can improve network performance, resolve issues, and enhance the overall user experience.
* By consolidating relevant information and suggested actions, Marvis Actions helps network administrators efficiently address network challenges and optimize operations.
* Reference: Juniper Networks documentation on Marvis Actions and its role within the Mist AI ecosystem.
NEW QUESTION # 33
What is the maximum number of nodes supported in a Mist Edge high availability cluster?
- A. unlimited nodes
- B. three nodes
- C. ten nodes
- D. two nodes
Answer: B
Explanation:
* The maximum number of nodes supported in a Mist Edge high availability cluster is three.
* This configuration ensures high availability and redundancy, providing resilience and reliability for network operations.
* By having three nodes, the cluster can continue to operate effectively even if one node fails, ensuring minimal disruption.
* Reference: Juniper Networks documentation on Mist Edge high availability cluster configurations.
NEW QUESTION # 34
What is the maximum number of Mist Edge devices supported for high availability?
- A. A maximum of two Mist Edge devices are supported.
- B. A maximum of three Mist Edge devices are supported.
- C. An unlimited number of Mist Edge devices are supported.
- D. A maximum of 16 Mist Edge devices are supported.
Answer: A
Explanation:
The maximum number of Mist Edge devices supported for high availability is two. This ensures that there is a backup device in place to take over in case the primary device fails, providing redundancy and maintaining network stability.
NEW QUESTION # 35
....the correct lime zone for a Mist site provides which benefit?
- A. facilitation of troubleshooting by aligning event timestamps with local time
- B. optimization of network performance based on time-of-day usage
- C. enablement of remote access to the site during specific time slots
- D. synchronization of device clocks for accurate scheduling of events
Answer: A
Explanation:
Time Zone Importance: Setting the correct time zone for a Mist site ensures that all events and logs are timestamped accurately according to the local time of the site. This is crucial for effective monitoring and troubleshooting.
Facilitation of Troubleshooting: By aligning event timestamps with the local time, network administrators can correlate events more easily with specific incidents reported by users, thereby simplifying the troubleshooting process.
Reference:
Juniper Networks Documentation
NEW QUESTION # 36
You have five clients on the network and 20 minutes of statistics for each client.
In this scenario, how many user minutes does this equal?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
Explanation:
Identify the Scenario: Five clients on the network and 20 minutes of statistics for each client.
Calculation:
User Minutes = 100.
Conclusion:
The total user minutes in this scenario is 100.
NEW QUESTION # 37
You have five clients on the network and 20 minutes of statistics tot each client. In this scenario, how many user minutes does this equal?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
Explanation:
Identify the Scenario: Five clients on the network and 20 minutes of statistics for each client.
Calculation:
User Minutes = Number of Clients Duration of Statistics.
User Minutes = 5 clients 20 minutes per client.
User Minutes = 100.
Conclusion:
The total user minutes in this scenario is 100.
Reference:
Mist Documentation on User Minutes: Mist Documentation
NEW QUESTION # 38
What does the icon in the lower-right corner of the exhibit do in the Mist UI?
- A. It opens the Marvis Query interface.
- B. It opens the Marvis Virtual Assistant.
- C. It opens the Marvis Actions interface.
- D. It opens the Marvis site map.
Answer: B
NEW QUESTION # 39
Which two statements correctly describe Mist claim codes and activation codes? (Choose Two.)
- A. Activation codes may be used to claim multiple APs at once.
- B. Claim codes may be used to claim only one AP.
- C. An activation code is primed on a slicker on the AP.
- D. Claim codes may be used to claim multiple APs at once.
Answer: A,B
Explanation:
Claim Codes: Claim codes are unique to each AP and can be used to claim only one AP at a time. This ensures each device is correctly registered and managed individually within the Mist system.
Activation Codes: Activation codes can be used to claim multiple APs at once, facilitating bulk onboarding and simplifying the setup process for large deployments.
Reference:
Juniper Mist Claim and Activation Codes
Mist Setup Guide
NEW QUESTION # 40
Which statement defines the total user minutes?
- A. The total amount of device uptime over the last seven days.
- B. The total number of minutes between a client's last association and disassociation.
- C. The total number of minutes for which Mist has statistics for each client.
- D. The average number of minutes that all clients have been associated to the network.
Answer: C
NEW QUESTION # 41
You are asked to invite a new user to administer specific sites in read-only mode. Which two roles are available to the new user? (Choose two.)
- A. Helpdesk
- B. Observer
- C. Installer
- D. Network Admin
Answer: A,B
NEW QUESTION # 42
What are two requirements to connect an AP to the Mist Cloud? (Choose two.)
- A. You need a DHCP server.
- B. You need a CA SSL certificate.
- C. You need DNS resolution.
- D. You need a static IP address.
Answer: C,D
NEW QUESTION # 43
You want to troubleshoot a wireless client that is no longer connected to a Mist AP.
Which area within the Mist GUI would you use?
- A. Organization -> Audit Logs
- B. Monitor -> Service Levels -> Insights
- C. Clients -> App Clients
- D. Clients -> WiFi Clients
Answer: D
Explanation:
To troubleshoot a wireless client that is no longer connected to a Mist AP, you would navigate to the "Clients" section within the Mist GUI and select "WIFI Clients." This area provides detailed information about all wireless clients that have connected to the Mist APs, including their connection history, performance metrics, and any issues encountered. By examining the data available in the WIFI Clients section, network administrators can identify the root cause of connectivity problems and take appropriate actions to resolve them.
NEW QUESTION # 44
According to Juniper Networks, what are two best practices for AP placement (excluding AP12) for optimal accuracy and stability of location-based services? (Choose two.)
- A. Mount the AP on the ceiling with the LED facing the floor.
- B. Enable a wireless mesh.
- C. Each AP should have an unobstructed fine of sight to at least two other APs.
- D. Mount the AP above the ceiling, the LED orientation does not matter.
Answer: A,C
Explanation:
Line of Sight: For optimal accuracy and stability of location-based services, each access point (AP) should have an unobstructed line of sight to at least two other APs. This ensures robust triangulation and accurate location tracking.
Ceiling Mounting: Mounting APs on the ceiling with the LED facing the floor is recommended.
This position provides the best coverage and performance for both Wi-Fi and BLE signals, essential for reliable location services.
NEW QUESTION # 45
In a Mist deployment, the Radio Resource Management feature is an example of which type of machine learning?
- A. visual learning
- B. supervised learning
- C. reinforcement learning
- D. unsupervised learning
Answer: C
NEW QUESTION # 46
Which statement describes Marvis Actions?
- A. It is a dashboard that highlights actionable items.
- B. It is a dashboard that lists the actions taken by wireless users.
- C. It is a dashboard that describes user actions.
- D. It is a dashboard that details actions taken by the Marvis AI.
Answer: A
Explanation:
Marvis Actions is a component of the Mist AI platform that provides a dashboard highlighting actionable items. This dashboard is designed to offer insights and recommendations based on the analysis performed by Marvis AI.
The focus of Marvis Actions is to present users with clear, actionable steps that can improve network performance, resolve issues, and enhance the overall user experience. By consolidating relevant information and suggested actions, Marvis Actions helps network administrators efficiently address network challenges and optimize operations.
NEW QUESTION # 47
Which statement is correct about Wi-Fi location-based services (LBS)?
- A. Wi-Fi LBS does not require a subscription.
- B. Wi-Fi LBS requires the Wireless Assurance subscription.
- C. Wi-Fi LBS needs the User Engagement subscription.
- D. Wi-Fi LBS requires a Wired Assurance subscription.
Answer: C
Explanation:
Wi-Fi Location-Based Services (LBS) provided by Mist require the User Engagement subscription. This subscription includes features that enhance user interactions and engagement, such as location services, which are critical for delivering personalized and location-aware experiences. By leveraging Wi-Fi LBS with the User Engagement subscription, organizations can offer advanced services like wayfinding, asset tracking, and location analytics.
NEW QUESTION # 48
How does Mist determine the location of clients in an Indoor setting?
- A. triangulation
- B. trilateration
- C. GPS
- D. probability surface
Answer: B
Explanation:
* Understanding Location Determination in Mist:
Mist uses advanced methods to determine the location of clients in an indoor setting.
* Possible Methods:
Triangulation: Uses angles to determine position, but not typically used by Mist.
GPS: Not feasible indoors due to signal limitations.
Probability Surface: Involves calculating the probability of a client's location, but not the primary method used.
Trilateration: Uses the distance from multiple known points to determine the exact location.
* Mist's Method:
Mist primarily uses trilateration to determine the location of clients by measuring the distance from at least three access points.
NEW QUESTION # 49
You want to determine where you have coverage issues in your network using Marvis Actions.
Which Marvis Action category should you use in this situation?
- A. Application
- B. AP
- C. Connectivity
- D. Clients
Answer: B
NEW QUESTION # 50
Which two APIs are supported by Mist? (Choose two.)
- A. SOAP
- B. gRPC
- C. REST
- D. Webhook
Answer: C,D
NEW QUESTION # 51
You attempt to log in to manage.mist.com, however you receive a 404 error from your browser.
You are able to browse other public websites and you suspect a problem with manage.mist.com.
In this scenario, which step would you take to immediately find out the status of the Mist cloud?
- A. Visit https://www.mist.com/support.
- B. Visit https://mist.com/status.
- C. Visit https://status.mist.com.
- D. Visit https://support.juniper.net/support/.
Answer: C
NEW QUESTION # 52
Your manager asks you to set up a new WLAN that is Open Access and does not allow any connected clients to communicate with each other.
From the WLAN configuration, which feature would you use to separate the clients?
- A. Configure geofence.
- B. Hide SSID.
- C. Filter ARP.
- D. Configure isolation.
Answer: D
Explanation:
To set up a new WLAN that is Open Access and prevents connected clients from communicating with each other, you should use the Configure Isolation feature. This feature, often referred to as client isolation, ensures that each client can only communicate with the access point and not with other clients on the same WLAN.
NEW QUESTION # 53
Which machine learning method involves rewarding and punishing an agent?
- A. supervised learning
- B. deep learning
- C. reinforcement learning
- D. unsupervised learning
Answer: C
NEW QUESTION # 54
Which unit of measurement is used for capacity, coverage, and throughput SLEs?
- A. signal strength in dBm
- B. percentage of channel utilization
- C. percentage of user minutes
- D. throughput in Mbps
Answer: D
Explanation:
For capacity, coverage, and throughput Service Level Expectations (SLEs) in Mist AI, throughput is measured in Mbps. This unit measures the rate at which data is successfully delivered over the wireless network, providing a clear indication of network performance and user experience. Mist AI tracks these metrics to ensure the network meets the required performance standards.
NEW QUESTION # 55
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