Juniper Juniper Certifications JN0-252 Questions & Answers

• Question 71:

  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 72:

  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 73:

  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: B

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

• Question 74:

  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: AB

• Question 75:

  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: BC

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

• Question 76:

  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

• Question 77:

  You just received the newest Mist AP and want to enable a feature that is only available at this time on Release Candidate 1.

  In this scenario, using the Mist GUI, where would you determine which version of Release Candidate 1 is available for your AP?

  A. Support Tickets and Documentation-> Feature Updates

  B. Support Tickets and Documentation-> Ports and Endpoints

  C. Support Tickets and Documentation-> Mist Edge Updates

  D. Support Tickets and Documentation-> Firmware Updates

  Correct Answer: D

  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 78:

  Which statement is correct about a WLAN RF medium?

  A. A WLAN RF is a full duplex, contention free medium where each client transmits on a separate channel.

  B. A WLAN RF is a full-duplex, contention-free medium where 802.11 stations can transmit and receive at the same time.

  C. A WLAN RF is a half-duplex, shared medium where 802.11 stations contend with each other for access.

  D. A WLAN RF is a half-duplex, contention-free medium where the access point polls each station in turn.

  Correct Answer: C

  Reference: https://thewlan.com.au/2017/01/13/cwna-chapter-7-wireless-lan-topologies/

• Question 79:

  Under ideal conditions, which frequency band will have the farthest usable range?

  A. 900 MHz

  B. 2.4 GHz

  C. 5 GHz

  D. 6 GHz

  Correct Answer: B

  Reference: https://en.wikipedia.org/wiki/Long-range_Wi-Fi

• Question 80:

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

  A. product advertisements

  B. coordinates

  C. sensor device information

  D. login splash page

  Correct Answer: B