Practice Free JN0-253 Exam Online Questions
Question #31
What happens when Mist subscriptions expire?
- A . Devices retain their configurations and all Mist management GUI functionality remains available to the user.
- B . Devices retain their configurations but Mist management GUI functionality related to expired subscriptions are not configurable by the user.
- C . Devices retain their configurations for 90 days; if the subscriptions are not renewed, the configuration is deleted and the devices are reset to factory default.
- D . Devices retain their configurations but the Mist user is prevented from accessing the Mist management GUI.
Correct Answer: B
Question #32
Which two configuration levels are WLAN objects created? (Choose two.)
- A . sue level
- B . device level
- C . user level
- D . org level
Correct Answer: A D
A D
Explanation:
Site Level: WLAN objects can be created at the site level, allowing specific configurations for different locations within an organization. This helps in customizing WLAN settings based on the unique requirements of each site.
Org Level: WLAN objects can also be created at the organization level, which provides a standardized configuration that can be applied across multiple sites. This ensures consistency in WLAN settings throughout the entire organization.
Reference: Juniper Mist WLAN Configuration Guide
Site and Org Level Configration.
A D
Explanation:
Site Level: WLAN objects can be created at the site level, allowing specific configurations for different locations within an organization. This helps in customizing WLAN settings based on the unique requirements of each site.
Org Level: WLAN objects can also be created at the organization level, which provides a standardized configuration that can be applied across multiple sites. This ensures consistency in WLAN settings throughout the entire organization.
Reference: Juniper Mist WLAN Configuration Guide
Site and Org Level Configration.
Question #33
What are Juniper Mist insights in Juniper Mist Monitoring and Analytics?
- A . A way to capture and analyze network traffic.
- B . A set of predefined thresholds for network performance.
- C . A tool for monitoring user behavior on the network.
- D . An AI-driven analytics engine that provides network insights.
Correct Answer: D
Question #34
Which unit of measurement is used for capacity, coverage. and throughput SLEs?
- A . throughput in Mbps
- B . percentage of user minutes
- C . signal strength in dBm
- D . percentage of channel utilization
Correct Answer: B
B
Explanation:
Service Level Expectations (SLEs): In Mist AI, SLEs are metrics that define the performance standards for wireless networks in terms of capacity, coverage, and throughput.
Percentage of User Minutes: This metric represents the proportion of time users experience acceptable service levels. It provides a user-centric view of network performance, focusing on the quality of experience over time.
Reference: Juniper Networks Documentation
B
Explanation:
Service Level Expectations (SLEs): In Mist AI, SLEs are metrics that define the performance standards for wireless networks in terms of capacity, coverage, and throughput.
Percentage of User Minutes: This metric represents the proportion of time users experience acceptable service levels. It provides a user-centric view of network performance, focusing on the quality of experience over time.
Reference: Juniper Networks Documentation
Question #35
Which two methods are supported for configuring a Mist environment? (Choose two.)
- A . Use the API.
- B . Use the GUI.
- C . Use the CLI.
- D . Use NETCONF.
Correct Answer: AB
Question #36
What type of documentation is available in Juniper Mist Cloud Operations?
- A . User manuals for network devices.
- B . Technical guides for network applications.
- C . Release notes for software updates.
- D . All of the above.
Correct Answer: D
Question #37
Which two statements are correct about Juniper Mist Wired Assurance ZTP? (Choose two.)
- A . All legacy Juniper switch models are supported.
- B . The switch must be running a supported Junos version for Juniper Mist Wired Assurance.
- C . The cloud-ready Juniper switch must either boot from the factory-default state or you can issue the request system zeroize Junos command to reset the configuration.
- D . The technician must have console access to the switch during the Initial setup.
Correct Answer: B C
B C
Explanation:
Supported Junos Version: For Juniper Mist Wired Assurance to function correctly, the switch must be running a supported Junos version. This ensures compatibility with Mist’s cloud management and AI capabilities.
Factory-Default State or Zeroize Command: The switch must boot from a factory-default state, or you can use the request system zeroize command to reset its configuration. This is essential for seamless onboarding and auto-provisioning.
Reference: Juniper Mist Wired Assurance Documentation
Wired Assurance Guide
B C
Explanation:
Supported Junos Version: For Juniper Mist Wired Assurance to function correctly, the switch must be running a supported Junos version. This ensures compatibility with Mist’s cloud management and AI capabilities.
Factory-Default State or Zeroize Command: The switch must boot from a factory-default state, or you can use the request system zeroize command to reset its configuration. This is essential for seamless onboarding and auto-provisioning.
Reference: Juniper Mist Wired Assurance Documentation
Wired Assurance Guide
Question #38
What are two types of site surveys? (Choose two.)
- A . Analog
- B . Active
- C . Passive
- D . Digital
Correct Answer: BC
Question #39
What are three alert levels used in the Mist UI? (Choose three.)
- A . critical
- B . warning
- C . error
- D . notice
- E . informational
Correct Answer: ABD
Question #40
Which device detects a Layer 1 bad cable action within Marvis Actions?
- A . access point
- B . wireless client
- C . Mist Edge
- D . wired client
Correct Answer: C
C
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.
C
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.