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Juniper JN0-251 Practice Test - Questions Answers, Page 3

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Which protocol does the REST API use?

A.
syslog
A.
syslog
Answers
B.
SNMP
B.
SNMP
Answers
C.
HTTP
C.
HTTP
Answers
D.
SSL
D.
SSL
Answers
Suggested answer: C

Explanation:

Reference: https://www.juniper.net/documentation/us/en/software/junos/restapi/topics/concept/rest-api-overview.html

Which protocol is used by Mist access points to discover third-party switches?

A.
LLDP
A.
LLDP
Answers
B.
SNMP
B.
SNMP
Answers
C.
CDP
C.
CDP
Answers
D.
ICMP
D.
ICMP
Answers
Suggested answer: A

Explanation:

Reference: https://www.mist.com/documentation/wired-visibility-mist-dashboard/

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

A.
Use the API.
A.
Use the API.
Answers
B.
Use the GUI.
B.
Use the GUI.
Answers
C.
Use the CLI.
C.
Use the CLI.
Answers
D.
Use NETCONF.
D.
Use NETCONF.
Answers
Suggested answer: A, B

Explanation:

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

Click the Exhibit button.

Referring to the exhibit, which Marvis language would you use to query Mist about an issue?

A.
natural language
A.
natural language
Answers
B.
SQL
B.
SQL
Answers
C.
Python
C.
Python
Answers
D.
query language
D.
query language
Answers
Suggested answer: D

The Mist help menu provides direct access to which two features? (Choose two.)

A.
hardware updates
A.
hardware updates
Answers
B.
company updates
B.
company updates
Answers
C.
feature updates
C.
feature updates
Answers
D.
firmware updates
D.
firmware updates
Answers
Suggested answer: C, D

What is a Mist Coverage SLE based upon?

A.
an average of client data
A.
an average of client data
Answers
B.
a summary of switch data
B.
a summary of switch data
Answers
C.
a summary of user minutes
C.
a summary of user minutes
Answers
D.
an average across APs
D.
an average across APs
Answers
Suggested answer: C

Explanation:

Reference: https://www.mist.com/documentation/service-level-expectationssle/#:~:text=SLE%20Metric%3A%20Coverage,the%20classifiers%20are%20not%20fired

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

A.
SOAP
A.
SOAP
Answers
B.
gRPC
B.
gRPC
Answers
C.
Webhook
C.
Webhook
Answers
D.
REST
D.
REST
Answers
Suggested answer: C, D

Alert templates are assigned to sites in which area of the Mist GUI?

A.
Organization Settings
A.
Organization Settings
Answers
B.
Alert Template Configuration
B.
Alert Template Configuration
Answers
C.
Site Group
C.
Site Group
Answers
D.
Site Configuration
D.
Site Configuration
Answers
Suggested answer: B

Explanation:

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

Mist has detected a bad cable.

What are two ways that Marvis determined this result? (Choose two.)

A.
It identified network loops.
A.
It identified network loops.
Answers
B.
It identified port flapping.
B.
It identified port flapping.
Answers
C.
It identified interface errors.
C.
It identified interface errors.
Answers
D.
It identified a missing VLAN.
D.
It identified a missing VLAN.
Answers
Suggested answer: A, B

Explanation:

Reference: https://www.mist.com/resources/mist-marvis-overview/

Which Marvis Action category will detect a bad cable based on information and behavior of a single AP?

A.
AP
A.
AP
Answers
B.
Connectivity
B.
Connectivity
Answers
C.
Layer 1
C.
Layer 1
Answers
D.
Switch
D.
Switch
Answers
Suggested answer: C

Explanation:

Reference: https://www.mist.com/documentation/category/marvisactions/#:~:text=Layer%201%20Actions&text=Bad%20Cable%20Bad%20cable%20cases,Ethernet%20errors%20across%20your%20network

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