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JN0-251 Practice Exam — Free Juniper Certification Prep
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Question 1
Juniper Mist Monitoring and AnalyticsAsk AstroTutor
Which device categories are included in WAN Assurance? (Choose two.)
- A EX
- B Mist Edge
- C SSR
- D SRX
Question 2
Juniper Mist Network Operations and ManagementQuestion 3
Juniper Mist Cloud FundamentalsQuestion 4
Juniper Mist Network Operations and ManagementQuestion 5
Juniper Mist Network Operations and ManagementIn a production network, what are two types of security threats? (Choose two.)
- A rogue AP
- B honeypot AP
- C scanning radio
- D neighbor AP
Which protocol does the REST API use?
- A syslog
- B SNMP
- C HTTP
- D SSL
Click the Exhibit button.

You notice a green LED emitted from your AP43.
Referring to the exhibit, what does this signal indicate?
- A The AP is configured correctly and at least one user is connected to it.
- B The AP is configured correctly with no users connected to it.
- C The AP is not configured correctly with no users connected to it.
- D The AP is not configured correctly but one user is connected to it.
Which protocol is used by Mist access points to discover third-party switches?
Question 6
Juniper Mist Monitoring and AnalyticsQuestion 7
Juniper Mist Cloud FundamentalsQuestion 8
Juniper Mist Cloud OperationsQuestion 9
Juniper Mist Cloud FundamentalsQuestion 10
Juniper Mist Cloud OperationsQuestion 11
Juniper Mist Monitoring and AnalyticsQuestion 12
Location-based ServicesQuestion 13
Juniper Mist Monitoring and AnalyticsQuestion 14
Juniper Mist Configuration BasicsQuestion 15
Juniper Mist Configuration BasicsQuestion 16
Juniper Mist Cloud OperationsQuestion 17
Juniper Mist Cloud OperationsQuestion 18
Juniper Mist Monitoring and AnalyticsQuestion 19
Location-based ServicesQuestion 20
Juniper Mist Monitoring and AnalyticsQuestion 21
Juniper Mist Network Operations and ManagementQuestion 22
Location-based ServicesQuestion 23
Juniper Mist Cloud OperationsQuestion 24
Marvis™ Virtual Network Assistant AIQuestion 25
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What is a Mist Coverage SLE based upon?
- A an average of client data
- B a summary of switch data
- C a summary of user minutes
- D an average across APs
Which two APIs are supported by Mist? (Choose two.)
- A SOAP
- B gRPC
- C Webhook
- D REST
You are inviting a new administrator into a Mist organization.
In this scenario, which two roles are valid? (Choose two.)
- A Advanced
- B Observer
- C Installer
- D Custom
Mist cloud supports single sign-on in which two scenarios? (Choose two.)
- A account login used for NETCONF
- B Wi-Fi guest login access
- C account login used for the RESTful API
- D admin login to the Mist portal
What are two valid Mist subscription status states in the Mist GUI? (Choose two.)
- A Expired
- B Perpetual
- C Staged
- D Exceeded
Where in the Mist UI would the Persistently Failing Clients report be found?
- A Alerts
- B Marvis Actions
- C Successful Connects SLE
- D Insights
Which Mist location-based feature would be used for wayfinding?
- A Wi-Fi 6
- B Asset Visibility
- C vBLE Engagement
- D Wi-Fi Location
Mist Insights will provide detailed information about which two categories? (Choose two.)
- A AP
- B Client
- C Organization
- D Templates
Which two statements are correct about creating Mist sites? (Choose two.)
- A A Mist site can only belong to a single organization.
- B You can create and manage multiple sites with a Mist account.
- C You can only create and manage a single site with a Mist account.
- D A Mist site can belong to multiple organizations.
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.
You are inviting a new administrator into a Mist organization.
In this scenario, which two roles are valid? (Choose two.)
- A Helpdesk
- B Standard
- C Network Admin
- D System Admin
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 Installer
- C Network Admin
- D Observer
How does Mist detect rogue APs?
- A by using the AP’s 2.4 GHz radio band
- B by using Radio Resource Management (RRM)
- C by using the AP’s third dedicated radio
- D by using the AP’s 5 GHz radio band
The status of user authentication will affect which pair of SLEs?
- A Successful Connects and Time to Connect
- B Coverage and Roaming
- C Capacity and Successful Connects
- D Time to Connect and Throughput
Which two SLEs report DHCP problems? (Choose two.)
- A Successful Connects
- B Time to Connect
- C Capacity
- D Throughput
A Mist mesh network supports up to how many hops?
- A 1 hop
- B 2 hops
- C 3 hops
- D 4 hops
In the Mist Access Point portfolio, which dedicated device would be used in location-based services (LBS)?
Which administrator role is based on a timed grace period for Mist site and AP configuration access?
- A Observer
- B Network Admin
- C Installer
- D Helpdesk
Mist has detected a bad cable.
What are two ways that Marvis determined this result? (Choose two.)
- A It identified network loops.
- B It identified port flapping.
- C It identified interface errors.
- D It identified a missing VLAN.
Click the Exhibit button.

Referring to the exhibit, which Marvis language would you use to query Mist about an issue?
- A natural language
- B SQL
- C Python
- D query language