Reliable JNCIA-MistAI JN0-252 Dumps PDF Sep 15, 2025 Recently Updated Questions
Pass Your Juniper JN0-252 Exam with Correct 90 Questions and Answers
Juniper JN0-252 Exam Syllabus Topics:
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NEW QUESTION # 42
In the Mist UI, which part of the system platform provides information about missing VLANs?
- A. Events
- B. Marvis Actions
- C. Switch Insights
- D. Service-Level Exceptions
Answer: B
Explanation:
System Platform Components in Mist UI:
Different components provide various insights and information about the network.
Component Descriptions:
Switch Insights: Provides detailed information about switch performance and status. Events: Logs and displays events occurring in the network but does not specifically highlight missing VLANs.
Marvis Actions: AI-driven insights and recommendations that include identifying and suggesting actions for missing VLANs.
Service-Level Exceptions (SLEs): Monitor and report on performance metrics, not specifically focused on VLAN issues.
NEW QUESTION # 43
Which statement is correct about Wi-Fi location-based services (LBS)?
- A. Wi-Fi LBS does not require a subscription.
- B. Wi-Fi LBS needs the User Engagement subscription.
- C. WI-FI LBS requites a Wired Assurance subscription.
- D. Wi-Fi LBS requites me Wireless Assurance subscription.
Answer: B
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.
* Reference: Juniper Networks documentation on subscriptions required for Wi-Fi LBS and User Engagement services.
NEW QUESTION # 44
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. Observer
- B. Installer
- C. Network Admin
- D. Helpdesk
Answer: A,D
NEW QUESTION # 45
ten protocol is used by Mist lo monitor non-Juniper switches?
- A. IPsec
- B. SNMP
- C. SMTP
- D. LLDP
Answer: B
Explanation:
The Simple Network Management Protocol (SNMP) is used by Mist to monitor non-Juniper switches. SNMP is a widely adopted protocol for network management, enabling the collection and organization of information about managed devices on IP networks.
Reference:
Juniper Mist Monitoring Documentation
SNMP Configuration Guide
NEW QUESTION # 46
Mist has detected a bad cable.
What are two ways that Marvis determined this result? (Choose two.)
- A. It identified a missing VLAN.
- B. It identified port flapping.
- C. It identified interface errors.
- D. It identified network loops.
Answer: B,C
NEW QUESTION # 47
Referring to the exhibit, which two statements are correct? (Choose two.)
- A. To stay logged in, you will need to perform an action in Mist every 10 minutes regardless of which organization you are viewing.
- B. To stay logged in, you will need to perform an action in Mist every 10 minutes as long as you are viewing this organization.
- C. You will need to log in to Mist every 60 minutes regardless of which organization you are viewing.
- D. You will need to log in to Mist every 60 minutes as long as you are viewing this organization.
Answer: B,D
Explanation:
Identify the Statements:
Login frequency and actions needed to stay logged in.
Login Policies:
Users need to log in to Mist every 60 minutes if viewing a specific organization. To stay logged in, users need to perform an action every 10 minutes within the organization.
Correct Statements:
You will need to log in to Mist every 60 minutes as long as you are viewing this organization. To stay logged in, you will need to perform an action in Mist every 10 minutes as long as you are viewing this organization.
NEW QUESTION # 48
A user called a help desk to report a Wi-Fi issue.
In this scenario, what information must be provided for Marvis to troubleshoot the issue? (Choose two.)
- A. the access point to which the client was connected
- B. the time of the incident
- C. user home address
- D. the MAC address of the client device
Answer: B,D
NEW QUESTION # 49
Which Mist API Is event driven?
- A. Webhook
- B. FTP
- C. Python
- D. RESTful
Answer: A
Explanation:
Event-Driven API: Webhooks are used as an event-driven API in Mist. They allow the system to send real-time notifications to external systems when specific events occur, enabling immediate actions or alerts.
Reference:
Juniper Networks Documention.
NEW QUESTION # 50
What are two requirements to use the Wired Visibility option of Juniper Mist Wireless Assurance? (Choose two.)
- A. The SNMP protocol must be configured on the switch.
- B. A cloud-ready switch must be deployed in the network.
- C. A Mist AP must be deployed in the network.
- D. The LLDP protocol must be configured on the switch.
Answer: A,B
Explanation:
Cloud-ready Switch: To use the Wired Visibility option in Juniper Mist Wireless Assurance, a cloud-ready switch must be deployed in the network. This ensures that the switch can communicate effectively with the Mist cloud for management and monitoring.
SNMP Protocol Configuration: The Simple Network Management Protocol (SNMP) must be configured on the switch. SNMP enables the monitoring and management of network devices, allowing Mist AI to collect necessary data for visibility and assurance.
Reference:
Juniper Mist Wired Assurance Overview
Juniper Mist Wired Assurance Configuration Guide
NEW QUESTION # 51
Which statement is correct about Mist SLEs?
- A. A Mist classifier is comprised of multiple SLEs.
- B. A Mist classifier is comprised of a single SLE.
- C. A Mist SLE is comprised of a single classifier.
- D. A Mist SLE is comprised of multiple classifiers.
Answer: D
NEW QUESTION # 52
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 for which Mist has statistics for each client.
- C. The average number of minutes that all clients have been associated to the network.
- D. The total number of minutes between a client's last association and disassociation.
Answer: B
NEW QUESTION # 53
Which characteristic describes Mist's cloud software architecture?
- A. shard based
- B. monolithic code
- C. microservices based
- D. controller based
Answer: C
Explanation:
Reference: https://www.mist.com/cloud-architecture-
microservices/#:~:text=The%20Mist%20cloud%20is%20built,take%20minutes%20instead%20of
%20 months
NEW QUESTION # 54
Which Mist API is event driven?
- A. Webhook
- B. FTP
- C. Python
- D. RESTful
Answer: A
Explanation:
Event-Driven API: Webhooks are used as an event-driven API in Mist. They allow the system to send real-time notifications to external systems when specific events occur, enabling immediate actions or alerts.
NEW QUESTION # 55
By default, which statement is correct regarding the upstream interfaces configuration on a Mixtape?
- A. The Interface is configured to send untagged traffic.
- B. The Interface is configured to use VLAN 11.
- C. The interface is configured to use VLAN 10.
- D. The interface is configured as a trunk port and accepts only tagged traffic.
Answer: D
NEW QUESTION # 56
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. Clients -> WiFi Clients
- B. Clients -> App Clients
- C. Monitor -> Service Levels -> Insights
- D. Organization -> Audit Logs
Answer: A
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 # 57
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. Clients
- B. AP
- C. Connectivity
- D. Application
Answer: B
NEW QUESTION # 58
A user has reported a network outage. After locating the user, you find that the switch interface facing the user is down but there is no alert in the Mist UI. You want to ensure that in the future, you receive an alert when a switch interface is down. You have already verified that the Critical Switch Port Down alarm is configured and enabled on the Alerts Configuration page.
In this scenario, which action in the Mist UI will satisfy the requirement?
- A. Enable the Critical Switch Port Up alarm on the Alerts Configuration page.
- B. Navigate to the switch in the Mist UI and modify the Port Configuration to enable the Up/Down Port Alerts setting for the interface.
- C. Navigate to the switch in the Mist UI and modify the Port Profile configuration to enable Persistent (Sticky) MAC Learning for the Port Profile.
- D. Disable the Critical Switch Port Down alarm on the Alerts Configuration page.
Answer: B
Explanation:
To ensure that you receive alerts when a switch interface goes down, you need to enable the Up/Down Port Alerts setting for the specific interface. This setting can be configured by navigating to the switch within the Mist UI and modifying the port configuration. Enabling this setting ensures that any changes in the port status, such as going down, will trigger an alert.
This is critical for proactive network monitoring and to promptly address any connectivity issues.
NEW QUESTION # 59
Which two statements are true about Juniper Mist Wireless Assurance Radio Resource Management (RRM)? (Choose two.)
- A. RRM tuning is a manual process that you must initiate every day.
- B. RRM builds the channel plan based on the physical distance between the APs.
- C. RRM builds the channel plan based on a real-time assessment of the network.
- D. RRM tuning happens automatically.
Answer: C,D
Explanation:
Real-time Assessment: Juniper Mist's Radio Resource Management (RRM) builds the channel plan based on real-time network assessments. It dynamically adjusts to changing conditions in the RF environment, ensuring optimal performance by continuously monitoring factors such as interference, client distribution, and usage patterns. Automatic Tuning: RRM tuning happens automatically. Mist AI leverages reinforcement learning to continually optimize RF settings without manual intervention, adjusting channels, power levels, and other parameters in real-time to maintain optimal network performance.
NEW QUESTION # 60
Which two Wi-Fi related SLEs are visible in the Mist UI? (Choose two.)
- A. Capacity
- B. Switch Health
- C. Throughput
- D. Application Health
Answer: A,C
Explanation:
Wi-Fi Related SLEs in Mist UI:
SLEs (Service Level Expectations) help monitor and ensure Wi-Fi network performance.
Visible SLEs:
Capacity:
Capacity SLE monitors the network's ability to handle the number of connected clients and their bandwidth requirements.
Throughput:
Throughput SLE measures the data transfer rates, ensuring that the network meets the expected performance levels.
NEW QUESTION # 61
You scheduled downtime to push the latest firmware to all the APs you deployed at the site. You verified that all of the APs are working fine. When you go back to work, you notice no complaints from the users. When you check the AP page, you notice that several APs have not rolled out with the latest firmware.
In this scenario, how does Marvis categorize this issue in the Marvis Action dashboard?
- A. The high CPU Marvis Action is displayed.
- B. The port flap Marvis Action is displayed.
- C. The missing VLAN Marvis Action is displayed.
- D. The non-compliant Marvis Action is displayed.
Answer: D
Explanation:
When several APs fail to update to the latest firmware during a scheduled downtime, Marvis categorizes this issue as a "non-compliant" action.
This categorization indicates that some APs are not adhering to the intended firmware version policy, which could potentially affect network performance or security. The non-compliant Marvis Action provides administrators with the necessary information to identify and rectify the issue, ensuring all APs are updated as required.
NEW QUESTION # 62
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