Juniper Juniper Certifications JN0-251 Questions & Answers

• Question 41:

  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

  Reference: https://www.mist.com/documentation/alert-types/

• Question 42:

  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: AC

  Reference: https://www.juniper.net/documentation/us/en/software/nce/nce-214-midsize-branch-mist-pwp/topics/topic-map/nce-214-midsize-branch-mist-example.html

• Question 43:

  Which two statements about the Mist UI are true? (Choose two.)

  A. It can initiate a wireless packet capture.

  B. It can initiate a wired packet capture.

  C. It can initiate a BLE packet capture.

  D. It can initiate a packet capture on cloud uplink.

  Correct Answer: AB

  Reference: https://www.mist.com/documentation/wired-packet-capture/

• Question 44:

  Which two statements are correct when managing switches located in a Mist-managed site? (Choose two.)

  A. The site firewall must allow communications from the switch to Mist.

  B. A switch template must be assigned to the site.

  C. The site must have Mist access points.

  D. The switch must be assigned to the site.

  Correct Answer: AD

  Reference: https://www.juniper.net/documentation/us/en/software/nce/nce-214-midsize-branch-mist-pwp/topics/topic-map/nce-214-midsize-branch-mist-example_part2.html

• Question 45:

  Referring to the exhibit, what do you determine about the site's Time to Connect SLE metric?

  

  A. Successful connect averaged 1.6 seconds.

  B. Eighty percent of the Time to Connect failures are related to DHCP failures

  C. All clients cannot connect to the Internet.

  D. Time to Connect Association DHCP failures impacted 80%of users.

  Correct Answer: A

• Question 46:

  Which two domains comprise artificial intelligence (AI)? (Choose two.)

  A. machine learning

  B. deep learning

  C. SIEM

  D. virtualization

  Correct Answer: AB

  Reference: https://www.analyticssteps.com/blogs/6-major-branches-artificial-intelligence-ai

• Question 47:

  In a Mist deployment, the Radio Resource Management feature is an example of which type of machine learning?

  A. visual learning

  B. reinforcement learning

  C. unsupervised learning

  D. supervised learning

  Correct Answer: D

  Reference: https://www.mist.com/resources/mist-platform-solution-brief/

• Question 48:

  In a production network, what are two types of security threats? (Choose two.)

  A. rogue AP

  B. honeypot AP

  C. scanning radio

  D. neighbor AP

  Correct Answer: AC

• Question 49:

  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

  Correct Answer: AB

  Reference: https://www.mist.com/documentation/administrator-roles/

• Question 50:

  You attempt to log in to manage.mist.com, however you receive a 404 error from your browser. You are able to browse other public websites and you suspect a problem with manage.mist.com. In this scenario, which step would you take to immediately find out the status of the Mist cloud?

  A. Visit https://support.juniper.net/support/.

  B. Visit https://status.mist.com.

  C. Visit https://mist.com/status.

  D. Visit https://www.mist.com/support.

  Correct Answer: B