Juniper JN0-451 Online Practice Questions and Exam Preparation

Juniper JN0-451 Online Questions & Answers

• Question 51:

  Click the Exhibit button.

  

  Referring to the exhibit, which two statements are correct? (Choose two.)

  A. The organization has one available license for Marvis wireless.
  B. The organization has two available licenses for Marvis wireless.
  C. The organization is using one license for Marvis wireless.
  D. The organization is using two licenses for Marvis wireless.
  A. The organization has one available license for Marvis wireless.
  D. The organization is using two licenses for Marvis wireless.

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  Explanation

• Question 52:

  You are deploying multiple Mist APs across many sites in your network. You must ensure that you can group similar devices together to easily apply consistent WxLAN policies across multiple sites. Which configuration object should be used to accomplish this behavior?

  A. organization labels
  B. device profile
  C. RF template
  D. radio management
  A. organization labels

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  Explanation

• Question 53:

  A user with a PSK calls you and says, "The Wi-Fi worked for a week and now it does not work." There have not been any recent configuration changes to the network. You suspect that a time-based setting has reset the key. In this scenario, where would you begin troubleshooting?

  A. Site-level Pre-Shared Keys
  B. Organization-level Pre-Shared Keys
  C. WLAN-level Pre-Shared Keys
  D. RADIUS Pre-Shared Keys
  C. WLAN-level Pre-Shared Keys

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  Explanation

• Question 54:

  Which two terms correctly describe transmissions over Wi-Fi? (Choose two.)

  A. shared medium
  B. half-duplex
  C. full-duplex
  D. point-to-point medium
  A. shared medium
  C. full-duplex

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  Explanation

• Question 55:

  According to the 802. 11 standard, how wide are 2. 4 GHz band OFDM channels?

  A. 5 MHz
  B. 22 MHz
  C. 20 MHz
  D. 3 MHz
  C. 20 MHz

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  Explanation

  https://www.cnrood.com/en/media/solutions/Wi- Fi_Overview_of_the_802. 11_Physical_Layer.pdf

• Question 56:

  You must define VLANs as untagged, tagged, or using VLAN pooling.

  In this scenario, where would you accomplish this task in the Juniper Mist UI?

  A. site settings
  B. WLAN settings
  C. organization settings
  D. policy settings
  B. WLAN settings

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  Explanation

• Question 57:

  Which two authentication methods would be used with a guest portal? (Choose two.)

  A. social login
  B. external portal
  C. RSA
  D. Kerberos
  A. social login
  B. external portal

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  Explanation

• Question 58:

  Which two events are displayed under the Client Events area found on the Insights page? (Choose two.)

  A. Reassociation
  B. Restart by User
  C. Reflection (Loop Detection)
  D. DHCP Denied
  A. Reassociation
  D. DHCP Denied

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  Explanation

• Question 59:

  Referring to the exhibit, what does the security alert indicate?

  

  A. An AP that is not part of the Mist Org is connected to the same wired network as the Mist APs.
  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 operating in the same RF channel as the nearby Mist AP.
  A. An AP that is not part of the Mist Org is connected to the same wired network as the Mist APs.

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  Explanation

  https://www.mist.com/documentation/rogue-neighbor-honeypot-aps/

• Question 60:

  You are troubleshooting a client that has had intermittent connectivity problems. Using Marvis to troubleshoot, you see that AP uptime is negatively affecting the client. When inspecting Marvis' troubleshooting response, which category should you select to see when the AP went offline?

  A. Location
  B. Correlation
  C. AP Metrics
  D. Classifiers
  C. AP Metrics

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  Explanation

  https://www.mist.com/documentation/metrics-on-the-access-points-page/