JN0-452 Free Update With 100% Exam Passing Guarantee [2026]
[May-2026] Verified Juniper Exam Dumps with JN0-452 Exam Study Guide
NEW QUESTION # 62
Referring to the exhibit, what is the site ID?
- A. 02e208b2d34
- B. 9777c1a0-6ef6-11e6-8bbf-02e208b2d34
- C. 02e208b2d34f
- D. 978c48e6-6ef6-11e6-8bbf-02e208b2d34f
Answer: D
Explanation:
Reference: https://www.mist.com/documentation/find-org-site-id/
NEW QUESTION # 63
Referring to the exhibit, what is the site ID?
- A. 02e208b2d34
- B. 9777c1a0-6ef6-11e6-8bbf-02e208b2d34
- C. 02e208b2d34f
- D. 978c48e6-6ef6-11e6-8bbf-02e208b2d34f
Answer: D
Explanation:
Reference: https://www.mist.com/documentation/find-org-site-id/
According to the exhibit, the site ID is 978c48e6-6ef6-11e6-8bbf-02e208b2d34f. This can be seen from the URL of the site dashboard, which contains the site ID as a parameter.
NEW QUESTION # 64
Your customer added an Apple TV in their conference room so that employees can easily share their screen.
However, the Apple TV cannot be discovered by the employees' devices.
Which two settings are causing the problem? (Choose two.)
- A. Ignore Broadcast SSID Probe Requests
- B. Broadcast/Multicast
- C. MDNS
- D. ARP
Answer: B,C
Explanation:
If a customer added an Apple TV in their conference room so that employees can easily share their screen but the Apple TV cannot be discovered by the employees' devices, two settings that could be causing this problem are MDNS and Broadcast/Multicast. So the correct answers are A. MDNS and B. Broadcast
/Multicast.
NEW QUESTION # 65
In which two layers of the OSI model are WLANs located? (Choose two.)
- A. Network
- B. Physical
- C. Transport
- D. Data Link
Answer: B,D
Explanation:
Reference: https://www.controleng.com/articles/wi-fi-and-the-osi-model/ According to the Lecture 3 - Radio Frequency and Antenna Fundamentals - Part 2 document2, two layers of the OSI model where WLANs are located are:
Physical, which defines how data is encoded and transmitted over the wireless medium using radio waves.
Data Link, which defines how devices access and share the wireless medium using media access control (MAC) protocols.
References:
http://faculty.georgebrown.ca/~jolenewa/courses/comp3049-intermediate-wirel/lecture-3-radio-frequency.
pdf
NEW QUESTION # 66
Which two statements are true about 802.1X/EAP? (Choose two.)
- A. Credentials are exchanged with a RADIUS server after the 4-way Handshake.
- B. Credentials are exchanged with a RADIUS server prior to the 4-way Handshake.
- C. Credentials are exchanged with a RADIUS server prior to the 802.11 Association.
- D. Credentials are exchanged with a RADIUS server after the 802.11 Association.
Answer: A,B
NEW QUESTION # 67
Click the Exhibit button.
Referring to the exhibit, what would a guest user be able to do?
- A. Use only the Intranet.
- B. Use the Internet, except for Gmail and Slack.
- C. Use the HP Printer and Internet.
- D. Use Gmail and Slack.
Answer: B
Explanation:
A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. It typically establishes a barrier between a trusted internal network and an untrusted external network, such as the Internet .
NEW QUESTION # 68
What is a key difference in RF propagation characteristics between the 2.4 GHz and 5 GHz bands?
- A. 5 GHz signals generally have a longer effective range in open-air environments.
- B. 2.4 GHz signals, having a longer wavelength, are better at penetrating physical obstacles.
- C. 2.4 GHz signals are more easily absorbed by common building materials like drywall and concrete.
- D. The 5 GHz band is more susceptible to interference from non-Wi-Fi devices like Bluetooth and microwave ovens.
Answer: B
NEW QUESTION # 69
A helpdesk technician is unable to resolve an AP connectivity issue and decides to replace the faulty AP with a new one. The goal is to have the new AP adopt the exact same configuration as the old one, including its name, site assignment, and any device-level overrides, with minimal manual effort. What is the most efficient procedure in the Mist UI to accomplish this?
- A. Create a Device Profile from the old AP's configuration and apply it to the new AP after it has been claimed and assigned to the site.
- B. Claim the new AP, assign it to the site, then manually copy all settings from the old AP's configuration page to the new AP's page.
- C. On the old AP's configuration page, select "Replace AP" from the Utilities menu and enter the claim code or MAC address of the new, unclaimed AP.
- D. Delete the old AP from the dashboard, then claim the new AP using the same name as the old one.
Answer: C
NEW QUESTION # 70
An administrator is deploying a new wireless network and wants to use the autoplacement feature to position the APs on the floorplan.
Which two conditions must be met before running the autoplacement process for a new site?
(Select all that apply.)
- A. The floorplan image must be uploaded and correctly scaled.
- B. At least three APs must be physically installed, powered on, and have connectivity to the Mist cloud.
- C. A device profile must be created and assigned to the APs.
- D. The APs must already be manually placed on the floorplan.
- E. vBLE Engagement must be enabled on the site.
Answer: A,B
NEW QUESTION # 71
What is the purpose of the "Allowlist" in a WxLAN policy?
- A. To specify resources (like IP addresses or domains) that are always permitted, bypassing other block rules for a given user/role.
- B. To list all the APs that the policy applies to.
- C. To define which client devices are allowed to connect to the WLAN.
- D. To define a list of users who are exempt from all security rules.
Answer: A
NEW QUESTION # 72
What does Mist's patented 16-element vBLE Antenna Array do when "engagement" is enabled?
- A. transmits unique and directional BLE beams
- B. locates Wi-Fi assets
- C. performs radio resource management
- D. performs personal pre-shared key sharing
Answer: A
Explanation:
Reference: https://www.mist.com/resources/ap61-access-point/
According to the Mist AP43 Access Point Data Sheet document, Mist's patented 16-element vBLE Antenna Array transmits unique and directional BLE beams when "engagement" is enabled. This feature allows for personalized location-based services such as wayfinding, proximity messaging, and asset tracking.
References: https://www.mist.com/wp-content/uploads/Mist-AP43-Data-Sheet.pdf
NEW QUESTION # 73
Which type of frame is used by a client device to actively scan for available Wi-Fi networks?
- A. Beacon frame
- B. Probe Request frame
- C. Association Request frame
- D. Authentication frame
Answer: B
NEW QUESTION # 74
When designing a wireless network for a high-density environment like a lecture hall, which Mist AP feature is specifically designed to optimize performance by dynamically adjusting channel and power settings based on real-time RF conditions?
- A. Location-based Services (LBS)
- B. Radio Resource Management (RRM)
- C. WxLAN Policies
- D. RF Templates
Answer: B
NEW QUESTION # 75
For the Proximity Tracing LBS feature to work, what must be installed on the user's mobile device?
- A. A mobile SDK integrated into a partner application.
- B. A VPN client connecting to the Mist cloud.
- C. A special SIM card from Juniper.
- D. Nothing, it works automatically with any device.
Answer: A
NEW QUESTION # 76
A user complains that while their Wi-Fi connection is stable, application performance is very slow.
The administrator suspects a throughput issue.
Which SLE and corresponding classifier would best help diagnose if the problem is caused by the client's device being an old model with limited Wi-Fi capabilities?
- A. SLE: Throughput, Classifier: Device Capability
- B. SLE: Coverage, Classifier: Weak Signal
- C. SLE: Successful Connects, Classifier: Association
- D. SLE: Capacity, Classifier: Client Count
Answer: A
NEW QUESTION # 77
What does the "Time to Connect" SLE measure?
- A. The time it takes for a user to enter their credentials on a captive portal.
- B. The total time it takes for a client to successfully pass the Association, Authorization, and DHCP steps.
- C. The time it takes for an AP to connect to the Mist cloud.
- D. The round-trip latency from the client to the default gateway.
Answer: B
NEW QUESTION # 78
A wireless client tries to use the highest modulation method available to have optimal throughput. When the wireless client moves further away from the access point, the signal is not strong enough. Consequently, it will step down the speed based on the modulation available at that distance from the AP.
Which mechanism would explain this scenario?
- A. Received signal strength indicator
- B. Free space path loss
- C. Dynamic rate shifting
- D. Signal-to-noise ratio
Answer: C
NEW QUESTION # 79
An administrator is deploying a new Mist network in a dense office environment and wants to ensure that client devices with poor signal strength do not negatively impact airtime for other users. Which two actions should be taken in the RF Template to enforce a higher minimum performance standard? (Choose 2.)
- A. Set a minimum RSSI threshold using the Geofencing feature.
- B. Increase the AP's transmit power to the maximum level.
- C. Enable "Band Steering" to encourage clients to use the 5 GHz band.
- D. Disable the lower legacy data rates (e.g., 1, 2, 5.5, 6, 9, 11 Mbps).
- E. Increase the DTIM period to a higher value.
Answer: C,D
NEW QUESTION # 80
Marvis proactively creates an action suggesting you "Fix Bad WAN Link" for a specific site. What data point does Mist use to make this determination?
- A. The number of clients connected to the APs at that site.
- B. The number of failed DHCP requests.
- C. High latency and jitter measured on the AP's wired uplink connection.
- D. The RF interference levels at the site.
Answer: C
NEW QUESTION # 81
Referring to the exhibit, what does the security alert indicate?
- A. An AP that is not part of the Mist Org is operating in the same RF channel as the nearby Mist AP.
- B. An AP that is not part of the Mist Org is launching a DDoS attack on the Mist APs.
- C. An AP that is not part of the Mist Org is advertising the same SSIDs as the Mist APs.
- D. An AP that is not part of the Mist Org is connected to the same wired network as the Mist APs.
Answer: D
Explanation:
Reference: https://www.mist.com/documentation/rogue-neighbor-honeypot-aps/
NEW QUESTION # 82
You type "TROUBLESHOOT client JaneDoe" into the Marvis search bar.
What kind of information would you expect to see?
- A. A list of all configuration templates applied to JaneDoe's site.
- B. A summary of recent successful and failed connection events for JaneDoe, with root cause analysis.
- C. A real-time packet capture from JaneDoe's device.
- D. The physical location of JaneDoe on the floorplan.
Answer: B
NEW QUESTION # 83
An administrator is configuring a new WLAN and wants to ensure that clients with very weak signals cannot connect, in order to protect airtime for other users. Which feature should be used to set a minimum RSSI threshold for initial client association?
- A. Data Rate Control
- B. Client Inactivity Timeout
- C. Band Steering
- D. Geofencing
Answer: D
NEW QUESTION # 84
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