Juniper Juniper Certifications JN0-251 Questions & Answers

• Question 21:

  Which statement is correct about Bluetooth and BLE?

  A. BLE is an upgrade to Bluetooth.

  B. Bluetooth and BLE use the same radio channels.

  C. Bluetooth and BLE are compatible.

  D. BLE is a newer technology than Bluetooth.

  Correct Answer: D

  Reference: https://www.link-labs.com/blog/bluetooth-vs-bluetooth-low-energy

• Question 22:

  Which administrator role must you have to view audit logs?

  A. Installer

  B. Network Admin

  C. Super User

  D. Observer

  Correct Answer: D

• Question 23:

  Which two statements are correct about label configuration? (Choose two.)

  A. Labels created at the organization level can be used in WLAN templates.

  B. Labels can only be created at the organization level.

  C. Labels can be created at either the organization level or site level.

  D. Labels created at the site level can be applied at the organization level.

  Correct Answer: AC

• Question 24:

  Which statement is correct regarding settings at the organizational level?

  A. The organizational level is where you define each location's specific information.

  B. The organizational level is where you specify customer-level global details.

  C. The organizational level is where you enable BLE capabilities, if you have a license.

  D. The organizational level is where you specify information about each AP's placement.

  Correct Answer: A

• Question 25:

  Which machine learning method involves rewarding and punishing an agent?

  A. unsupervised learning

  B. supervised learning

  C. deep learning

  D. reinforcement learning

  Correct Answer: D

• Question 26:

  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

  Correct Answer: D

  Reference: https://www.mist.com/documentation/rogue-neighbor-honeypot-aps/#:~:text=In%20addition%20to%20the%202.4,and%205%20GHz%20radio%20bands

• Question 27:

  You are asked to bring Mist APs online for your organization.

  In this situation, which port must be allowed on your company's firewall for AP access to the Mist cloud?

  A. TCP/80

  B. TCP/443

  C. UDP/1812

  D. UDP/22

  Correct Answer: B

  Reference: https://www.mist.com/documentation/ports-enable-firewall/#:~:text=Mist%20APs%20need%20the%20following,be%20a%20public%20DNS%20server

• Question 28:

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

  A. AP34

  B. AP32

  C. BT11

  D. AP12

  Correct Answer: C

  Reference: https://www.mist.com/resources/ap43-access-point/

• Question 29:

  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.

  Correct Answer: A

• Question 30:

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

  A. SOAP

  B. gRPC

  C. Webhook

  D. REST

  Correct Answer: AD