Free JN0-251 Exam Dumps Preview

Question 1

Multiple choice

What are three alert levels used in the Mist UI? (Choose three.)

1. A

   critical

2. B

   warning

3. C

   error

4. D

   notice

5. E

   informational

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Correct answersA, B, D

Explanation

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

Question 2

Single choice

When would be the earliest opportunity to configure an access point (AP)?

1. A

   after you are on the same network as the AP

2. B

   after the AP is installed

3. C

   after the AP is online

4. D

   after the AP is claimed to inventory

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Correct answerB

Explanation

References:
https://www.juniper.net/us/en/products/access-points.html

Question 3

Multiple choice

Which device categories are included in WAN Assurance? (Choose two.)

1. A

   EX

2. B

   Mist Edge

3. C

   SSR

4. D

   SRX

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Correct answersA, D

Explanation

References:
https://www.juniper.net/us/en/products/cloud-services/juniper-mist-wan-assurance-overview-datasheet.html

Question 4

Single choice

Which statement is correct about Mist SLEs?

1. A

   A Mist classifier is comprised of multiple SLEs.

2. B

   A Mist SLE is comprised of multiple classifiers.

3. C

   A Mist classifier is comprised of a single SLE.

4. D

   A Mist SLE is comprised of a single classifier.

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Correct answerC

Explanation

References:
https://www.mist.com/documentation/service-level-expectations-sle/

Question 5

Single choice

What is the minimum administrator role needed to invite a user to be an administrator of an organization?

1. A

   network admin

2. B

   installer

3. C

   helpdesk

4. D

   super user

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Correct answerD

Question 6

Multiple choice

Which two SLEs report DHCP problems? (Choose two.)

1. A

   Successful Connects

2. B

   Time to Connect

3. C

   Capacity

4. D

   Throughput

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Correct answersB, D

Question 7

Single choice

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

1. A

   Successful connect averaged 1.6 seconds.

2. B

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

3. C

   All clients cannot connect to the Internet.

4. D

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

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Correct answerA

Question 8

Single choice

Which Mist location-based feature would be used for wayfinding?

1. A

   Wi-Fi 6

2. B

   Asset Visibility

3. C

   vBLE Engagement

4. D

   Wi-Fi Location

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Correct answerD

Explanation

References:
https://www.juniper.net/us/en/products/cloud-services/mist-wireless-location-service-
datasheet.html

Question 9

Single choice

You want to obtain detailed information on a wireless client.

In this scenario, which area would you use to accomplish this task?

1. A

   Insights

2. B

   Templates

3. C

   SLEs

4. D

   Security

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Correct answerA

Question 10

Multiple choice

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

1. A

   rogue AP

2. B

   honeypot AP

3. C

   scanning radio

4. D

   neighbor AP

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Correct answersA, C

Question 11

Multiple choice

Which two methods are supported for configuring a Mist environment? (Choose two.)

1. A

   Use the API.

2. B

   Use the GUI.

3. C

   Use the CLI.

4. D

   Use NETCONF.

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Correct answersA, C

Explanation

References:
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 12

Multiple choice

Which two statements are correct about an Organization ID? (Choose two.)

1. A

   The Organization ID is randomly created by the system.

2. B

   The Organization ID is used to identify the organization when using APIs.

3. C

   The Organization ID is the encrypted version of the Organization Name field.

4. D

   The Organization ID is manually defined by the user.

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Correct answersA, B