Valid JN0-252 Exam Dumps are Your best Choice to Pass

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June 14, 2024

If you are looking to take your career in JNCIA-MistAI to the next level, the JN0-252 certification is an excellent option. To prepare for the JN0-252 exam, you need to have a deep understanding of Juniper products and how to configure them. The best way to prepare for the exam is by using JN0-252 exam dumps questions, which give you a better understanding of the format of the exam. This will help you become familiar with the types of questions you can expect on the actual JN0-252 exam, and it will give you a chance to practice your test-taking skills. Test free online JN0-252 exam dumps questions below.

Page 1 of 10

1. Which organization is responsible for creating the 802.11 standard?

Institute of Electrical and Electronics Engineers (IEEE)

Ethernet Technology Consortium

International Organization for Standardization (ISO)

Wi-Fi Alliance

2. scheduled downtime lo 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 AP page, you notice that several APs have not rolled out with the latest firmware.

his scenario, how does Marvis categorize this Issue in the Marvis Action dashboard?

The non-compliant Marvis Action is displayed.

The high CPU Marvis Action is displayed.

The missing VLAN Marvis Action is displayed.

The port flap Marvis Action is displayed.

3. What are two requirements to use the Wired Visibility option of Juniper Mist Wireless Assurance? (Choose two.)

A cloud-ready switch must be deployed in the network.

A Mist AP must be deployed in the network.

The SNMP protocol must be configured on the switch.

The LLDP protocol must be configured on the switch.

4. Which two technologies are available to use in LBS? (Choose two.)

Gyroscope

WLAN

GPS

Doppler

5. How should APs be deployed for location-based services (LBS)?

with the LED facing the floor

with the LED facing the ceiling

with the LED facing a wall

with the AP mounted on a wall

6. the correct lime zone for a Mist site provides which benefit?

enablement of remote access to the site during specific time slots

facilitation of troubleshooting by aligning event timestamps with local time

synchronization of device clocks for accurate scheduling of events

optimization of network performance based on time-of-day usage

7. What is Webhook in Juniper Mist Cloud Operations?

A protocol for network configuration.

A mechanism for sending notifications to external systems.

A technology for managing virtual machines.

A mechanism for capturing network traffic.

8. want to troubleshoot a wireless client that is no longer connected to a Mist AP.

Which area within the Mist GUI would you use?

Clients ->App Clients

Organization->Audit Logs

Monitor -> Service Levels -> Insights

Clients -> WIFI Clients

9. Which data rate(s) are supported on 802.11b legacy devices?

MCS 1

6 Mbps

24, 36, 48, and 54 Mbps

1, 2, 5.5, and 11 Mbps

10. When assessing a Wi-Fi client's signal-to-noise ratio, which statement is correct?

The signal should be at least 25 dB greater than the noise floor.

The signal should be at least -25 dBm greater than the noise floor.

The signal should be at least -76 dBm greater than the noise floor.

The signal should be at least 76 dB greater than the noise floor.

Page 2 of 10

11. Referring to the exhibit, what percentage of connection attempts took longer than the 2 second goal?

24%

12%

20%

25%

12. What type of questions can be asked using Marvis queries in Marvis Virtual Network Assistant?

Network performance metrics.

User behavior patterns.

Security threats.

All of the above.

13. The Mist Edge is available in which two platforms? (Choose two.)

Access point

Firewall

Hardware appliance

Virtual machine

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

20 MHz

60 MHz

160 MHz

40 MHz

15. Which two statements about Mist Edge are correct? (Choose two.)

Mist Edge provides split tunneling for guest access and corporate traffic.

Mist Edge is required to support Wi-Fi 6 APs.

Mist Edge provides WLAN management.

Mist Edge extends VLANs to distributed branches and telecommuters to replace remote VPN technology.

16. Which statement is correct when a subscription expires?

The devices Become inactive and unreachable through the Mist management GU

The devices remain operational, and all functionality remains available for a one-year grace period.

The devices remain operational, but the Mist management GUI functionality related to expired subscriptions is hidden from the user

The devices remain operational, but you are not allowed to manage the devices using the Mist management GU

17. What does Mist with Wi-Fi Assurance do to detect a bad cable connected to an AP?

It monitors SNMP trap information.

It performs cable tests.

It sends probe traffic through the cable connections.

It applies machine learning to telemetry data.

18. What is a valid use case for the PoE pass through feature of a Mist AP?

Powering a laptop computer

Powering a BT11

Powering an EX Series switch

Powering an AP43

19. Which two statements correctly describe Mist organizations and sites? (Choose wo.)

A. A site is contained within an organization.

B. Multiple sites may be contained within a single organization.

C. An organization is contained within a site.

D. Multiple organizations may be contained within a single site.

20. How are Service-level expectations (SLEs) defined in Juniper Mist Monitoring and Analytics?

Based on user feedback.

Based on industry best practices.

Based on network performance benchmarks.

Based on security considerations.

Page 3 of 10

21. What are the prerequisites for network connection when configuring Juniper Mist devices?

Wired connection to the internet

Wireless connection to the internet

Either wired or wireless connection to the internet

Local area network connection only

22. You are designing a wireless network that requires smooth roaming performance and redundant coverage from at least two access points at every location.

What ensures that both of these functional requirements are satisfied?

co-channel interference

data rate

secondary coverage

primary coverage

23. What is the purpose of using templates in Juniper Mist?

To manage user authentication

To manage device connections

To manage network configurations

To manage device policies

24. Which two statements correctly describe the encryption of traffic using Mist? (Choose two.)

By default, the communication between an AP and a RADIUS server is not encrypted.

By default, the communication between a Wi-Fi client and an AP is encrypted.

By default, the communication between an AP and a RADIUS server is encrypted.

By default, the communication between a Wi-Fi client and an AP is not encrypted.

25. Felicia is the network administrator for a Windows Server network. There are several junior network administrators employed. Felicia suspects that changes have bee made to the security settings on several servers. There is a standard security template with which all new servers are configured.

What tool can Felicia use to verify the current security settings against those within the original template?

Select the best answer.

Active Directory Users and Computers

System Monitor

Security Templates

IP Security Monitor

Security Configuration and Analysis

26. Which users have rights to invite new administrator to a Mist organization?

any user with an organization account

network admin user only

super user only

users with the 'invite Admin" permission

27. What is the primary purpose of packet captures in Juniper Mist Monitoring and Analytics?

To identify network performance issues.

To capture and analyze network traffic for security purposes.

To monitor user behavior on the network.

To generate alerts for network administrators.

28. Click the Exhibit button.

Referring to the exhibit, which Marvis language would you use to query Mist about an issue?

natural language

SQL

Python

query language

29. What is the width for a 2.4 GHz OFDM channel?

20 MHz

30 MHz

5 MHz

10 MHz

30. Which amendment provides the highest data rate?

802.11ax

802.11n

802.11ac

802.11b

Page 4 of 10

31. The Mist help menu provides direct access to which two features? (Choose two.)

hardware updates

company updates

feature updates

firmware updates

32. Referring to the exhibit, what is the main cause of the capacity issues?

Throughput

WiFi interference

Distribution

Client usage

33. What is Juniper Mist WAN Assurance?

A feature that provides end-to-end visibility and troubleshooting of WAN networks.

A feature that provides real-time analysis of wireless network performance.

A feature that provides network segmentation and access control for WAN networks.

A feature that provides advanced threat detection and prevention for WAN networks.

34. Which link on the Mist help menu provides information on AP bug fixes?

Mist documentation

Mist Edge updates

Firmware updates

API documentation

35. What are Marvis actions in Marvis Virtual Network Assistant?

AI-driven recommendations for network optimization.

A set of predefined thresholds for network performance.

A tool for capturing packets on the network.

An interface for network configuration.

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

IETF

IEEE

ISO

Wi-Fi Alliance

37. What is the purpose of claiming and onboarding devices in Mist AI initial configurations?

To reset the devices to factory defaults

To update the firmware on the devices

To add the devices to a network

To remove the devices from a network

38. You want to obtain detailed information on a wireless client.

In this scenario, which area would you use to accomplish this task?

Insights

Templates

SLEs

Security

39. Which Marvis Action category will detect a bad cable based on information and behavior of a single AP?

Connectivity

Layer 1

Switch

40. What would cause reduced Wi-Fi performance?

using 40 MHz channels on 5 GHz

using too many SSIDs

using a PSK

using a single SSID

Page 5 of 10

41. You are inviting a new administrator into a Mist organization. In this scenario, which two roles are valid? (Choose two.)

Helpdesk

Standard

Network Admin

System Admin

42. What is the purpose of templates in Mist AI initial configurations?

To apply consistent configurations to multiple devices

To monitor network traffic

To create user accounts

To manage firmware updates

43. You are replacing an existing WLAN with a Mist Cloud-based WLAN.

Which statement is true about WLAN design in this scenario?

You do not need to create a new design if the existing WLAN design documentation is available.

You only need to perform a new WLAN design if the requirements have changed.

You should always perform a full WLAN design for new equipment.

WLAN designs are not needed with Mist artificial intelligence and machine learning.

44. Which statement is correct about Mist's SSID scheduling feature?

This feature allows administrators to schedule and perform an upgrade to their Mist APs.

This feature allows administrators to enable and disable SSID's for specific time frames.

This feature allows users to create a schedule for their device to connect to a specific SSID at different times of the day.

This feature allows users to schedule and perform an upgrade to their Wi-Fi drivers on their devices.

45. You are troubleshooting a wireless client's issue and you suspect It Is related to DHCP latency.

In this scenario, which SLE should you review in the Mist Ul?

Capacity

Time to Connect

Throughput

Coverage

46. Which statements are true about a Mist organization? (Choose two.)

The Organization ID can not be changed

The Organization Name can be changed

The Organization Name can not be changed

The Organization ID can be changed

47. Which device detects a Layer 1 bad cable action within Marvis Actions?

access point

wireless client

Mist Edge

wired client

48. You have a 2x2:2 MIMO client connected to a 4x4:4 MIMO AP. In this scenario, which statement is correct?

The AP and the client can only communicate with each other using four spatial streams.

The AP can transmit four spatial streams to the client but the client can only transmit two spatial streams to the A

The client can transmit four spatial streams to the client but the AP can only transmit two spatial streams to the client.

The AP and the client can only communicate with each other using two spatial streams.

49. Which two classifiers would impact the Time to Connect service level metric? (Choose two.)

Asymmetry downlink

Wi-Fi interference

Association

DHCP

50. Besides providing AP configuration status, for which other purpose is the LED used in the location design phase?

channels in use

height orientation

antenna orientation

frequency selection

Page 6 of 10

51. You operate a 5 GHz network where 2.4 GHz is not supported. A user reports that their client devices have very poor signal strength under a specific access point. Other users in this area are not experiencing problems.

What is the cause of the signal strength problem?

The user's client device does not support the channel that the AP is on.

There are not enough access points to cover the area.

The user's client device supports only the 2.4 GHz band.

The closest access point is affected by a DFS event.

52. What are two valid Mist subscription status states in the Mist GUI? (Choose two.)

Expired

Perpetual

Staged

Exceeded

53. At which two levels can labels be created? (Choose two.)

Organization-level

Switch level

Site-level

Access Point level

54. A user device sends signal information to the Mist Location Engine. In this scenario, what is expected from the Mist Location Engine?

product advertisements

coordinates

sensor device information

55. After configuring an RF template in the Mist UI, where is that RF template applied?

The site

The device profile

The organization

The WXLAN policy

56. Which two statements are correct about creating Mist sites? (Choose two.)

A Mist site can only belong to a single organization.

You can create and manage multiple sites with a Mist account.

You can only create and manage a single site with a Mist account.

A Mist site can belong to multiple organizations.

57. Which underlying technology does Mist use to calculate BLE location?

time of flight

probability surface

triangulation

trilateration

58. Which statement Is correct about the SLE dashboard?

SLEs are displayed as a percentag e of success and classifiers are displayed as a percentage of failure.

SLEs are displayed as a percentage of failure and classifiers are displayed as a percentage of success.

Both SLEs and classifiers are displayed as a percentage of success.

Both SLEs and classifiers are displayed as a percentage of failure.

59. Which two configuration levels are WLAN objects created? (Choose two.)

sue level

device level

user level

org level

60. Referring to the screenshot below, what would you conclude about network capacity?

There are too many clients on the network throughout the day.

There is a source of non Wi-Fi interference only seen during the daytime.

A user is downloading large files, impacting capacity.

There are too many neighboring Wi-Fi access points.

Page 7 of 10

61. What are two categories that machine learning models are grouped into? (Choose two.)

Reinforcement learning

Natural Language Processing

Supervised learning

Vision

62. Which two technologies make Artificial Intelligence possible today? (Choose two.)

Big Data

Inexpensive Data Storage

Machine Learning Algorithms

x86 Processing Power

63. In which two Mist configuration levels would you create labels? (Choose two.)

site

organization

switch

location

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

rogue

non Wi-Fi

Wi-Fi

security

65. Which of the following can be used in Mist AI initial configurations to ensure consistent network configurations across multiple sites?

Templates

Labels

Policies

All of the above

66. Which two APIs are supported by Mist? (Choose two.)

SOAP

gRPC

Webhook

REST

67. 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, m the WLAN configuration, which feature would you use to separate the clients?

Filter AR

Configure geofence.

Hide SSI

Configure isolation.

68. When viewing the status of a Wi-Fi client, you see that the RSSI value is -65 dBm. In this scenario, which statement is correct?

This client is connected with a poor and unusable signal strength.

This client is connected with a poor but usable signal strength.

This client is connected with a strong signal strength.

This client is not connected because of insufficient signal strength.

69. Which unit of measurement Is used for capacity, coverage, and throughput SLEs?

throughput In Mbps

percentage of user minutes

signal strength in dBm

percentage of channel utilization

70. 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 happening?

Signal strength has increased by 10x.

Signal strength has decreased by 10x.

Signal strength has doubled.

Signal strength has halved.

Page 8 of 10

71. Which three statements about Juniper Mist cloud's microservices are correct? (Choose three.)

They allow for manual control of feature updates and bug fixes.

They provide agile feature updates and bug fixes. ' They provide increased scalability.

They Implement machine learning.

They allow for Mist to be installed onsite or accessed from the cloud.

72. Which three components ate used to deploy location-based services? (Choose three.)

location sensors

BLE tags

compact flash

location engine

SFP

73. Which organization is responsible for WLAN standards?

FCC

IEEE

IETF

ISO

74. What is the purpose of the "Other Actions" section of the Marvis Actions dashboard?

To highlight actions that have already been resolved by Marvis

To highlight actions that don't fit into the AP, switch, or WAN edge categories

To highlight actions that are more urgent and require immediate action

To highlight actions that are less urgent and don't require immediate action

75. You are asked to configure Mist lo send e-mail alerts lo your organization administrators, who all have mailboxes that reside on the same e-mail server. Alerts are being generated and are visible in the Mist GUI. but only some administrators are receiving the alert emails.

What Is the problem in this scenario?

The affected administrators have not enabled e-mail notifications in their Mist My Account settings.

The user e-mail addresses are not correctly formatted.

The organization does not have sufficient alert subscriptions.

Your e-mail server is blocking e-mail from Mist.

76. How can support tickets be raised in Juniper Mist Cloud Operations?

By sending an email to the support team.

By calling the support team on the phone.

By opening a ticket directly in the Juniper Mist Cloud Operations portal.

All of the above.

77. With Mist Automation, which two Mist components would you need to automate the creation of multiple sites? (Choose two.)

API

SQL

JET

Configuration templates

78. AP is connected lo your wired network but Is not claimed to your organization.

Which type of AP would be a possible security threat in this scenario?

neighbor AP

rogue AP

spoofed AP

honeypot AP

79. 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?

100

120

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

Longer range

More available channels

802.11b support

Less non-Wi-Fi interference

Page 9 of 10

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

The coverage of the multiple bands at the same power will be identical.

5 GHz is a higher frequency and so will travel further and penetrate walls better.

5 GHz should generally be used for planning.

802. 11ac is available in both frequency bands so the design frequency is not important.

82. What is the purpose of creating and managing organizations and sites in Mist AI initial configurations?

To add users to the network

To create VLANs

To segment the network

To organize devices and locations

83. How are Marvis actions at the organization level different from those at the site level in Marvis Virtual Network Assistant?

Organization-level actions apply to the entire network, while site-level actions apply to a specific location.

Organization-level actions are more focused on security, while site-level actions are more focused on performance.

Organization-level actions are more complex, while site-level actions are more straightforward.

Organization-level actions are performed by network administrators, while site-level actions are performed by end-users.

84. The Mist Ul. what are two Marvis Actions tor the AP category? (Choose two.)

High CPU

MTU Mismatch

Coverage Hole

Health Check Failed

85. What are the benefits and features of Juniper Mist Wired Assurance?

Provides AI-driven automation for wired network management

Offers real-time network visibility and troubleshooting

Delivers automated remediation and network assurance

All of the above

86. In the Mist Access Point portfolio, which dedicated device would be used in location-based services (LBS)?

AP34

AP32

BT11

AP12

87. What are the benefits of using Juniper Mist Wi-Fi Assurance?

Improved network performance and reliability.

Simplified network management and troubleshooting.

Increased network security and compliance.

All of the above.

88. In the Marvis Actions dashboard, the "Bad Cable" action listed under "Layer 1" indicates a bad cable connected to which type of device?

WAN edge

client

switch

89. 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 signal strength of -57 dBm and AP B shows a signal strength of -72 dBm.

In this scenario, which statement is correct?

Access point A has the stronger signal.

Access point B has the stronger signal.

The client's signal strength is not known.

dBm is not a measure of signal strength.

90. are troubleshooting a wireless authentication problem.

Which two Mist features would help you in this scenario? (Choose two.)

audit logs

packer capture

client events

access point events

Page 10 of 10

91. Which protocol does Mist cloud use to send and receive data to connected access points?

MQTT

SSH

HTTPS

PPTP

92. Which API requires a public-facing web server?

RESTful

Webhook

Insights

WebSocket

93. What would cause 5 GHz interference?

a wireless video camera

Bluetooth

a microwave oven

BLE

94. You have discovered an access point that is connected to a corporate network, but it is not under the corporation's control.

In this scenario, what is this type of access point called?

neighbor

honeypot

rogue

air gap

95. Which statement is correct about channel bonding?

Channel bonding increases the total number of 20 MHz channels available in the 5 GHz frequency.

A maximum of two channels can be bonded in the 5 GHz frequency.

Channel bonding combines two or more adjacent channels to increase throughput.

Channel bonding combines two frequency bands together to increase operational efficiency.

96. Which statement correctly explains what a lock icon displayed on a Marvis Actions category means?

Your user permissions do not allow access to this information

There is no current subscription which allows that functionality

That Marvis Actions category is not yet implemented in the Mist GUI

There are no actions currently active within that category

97. Which of the following addresses is suitable for dividing into at least nine subnets, each with the ability to support 200 hosts per network?

10.1.1.0/24

10.1.1.0/20

10.1.1.0/19

10.1.1.0/22

98. Mist Radio Resource Management makes dynamic changes to which resource?

channel width

BLE channel

RF template

channel

99. When troubleshooting client connectivity issues, where should the Wi-Fi administrator go to see events and SLE data?

Mist Access Point

Mist dashboard

Ethernet switch

Mist Edge

100. When using the Mist Cloud with Mist APs, which statement is correct?

User data is terminated in the cloud and run through a firewall.

User data is compressed and terminated in the cloud.

User data is terminated in the cloud and forwarded.

User data is bridged locally.

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