Updated PDF (New 2022) Actual Juniper JN0-421 Exam Questions [Q29-Q48]

5/5 - (1 vote)

Updated PDF (New 2022) Actual Juniper JN0-421 Exam Questions

Verified JN0-421 Exam Dumps PDF [2022] Access using ExamDumpsVCE

Juniper JN0-421 Exam Syllabus Topics:

Topic	Details
Topic 1	Commit, Op, Event, or SNMP scripts PyEZ exception handling MGD-based automation
Topic 2	Fast Programmatic Configuration (Ephemeral DBs) Describe the concepts, benefits, or operation of data serialization
Topic 3	Implementation concepts Telemetry concepts Notification APIs Service APIs
Topic 4	Describe how to use SALT for automating Junos Identify concepts, general features, or functionality of Junos platform automation
Topic 5	Describe the concepts, benefits, or operation of automation access methods JSD-based automation

Q29. Using the RESTful API on a Junos device, you are able to retrieve configuration information in which three formats? (Choose three)

YAML

XML

plain text

GPB

JSON

Q30. What is purpose of RubyEZ?

to provide a Ruby framework for interfacing with Juniper devices

to provide an off device interface to Ruby

to provide a Ruby interface to Juniper devices that support Puppet

to provide a Ruby interface to the Junos Space management product

Q31. What is the purpose of an _intit_.py file ?

An_init_.py file sets all magic attributes with the _init_prefix with the appropriate default values.

An_init_.py file initializes a Python application with default values for instantiated objects.

An_init_.py file contains strings for additional directories that the Python interpreter adds to sys.path [].

An_init_.py file indicates to the Python interpreter that a directory contains Python packages or modules.

Q32. What is a valid method for determining the Junos RPC associated with the show version command?

Option A

Option B

Option C

Option D

Explanation
https://www.juniper.net/documentation/en_US/junos-pyez/topics/task/program/junos-pyez-rpcs-executing.html#

Q33. The <rpc-reply> XML tag is a member of which NETCONF protocol layer?

Transport

Content

Operations

Messages

Q34. Click the Exhibit button.

Where would the Python code shown in the exhibit be used?

a commit script

an op script

an event script

an SNMP script

Q35. Click the Exhibit button.
Exhibit:

Referring to the exhibit, which Python statement selects the <user-entry> element for the user logged in on the pts/2 TTY?

response.find(“./uptime-information/user-table/user-entry/tty=’pts/2′”)

response.find(“./uptime-information/user-table/[tty=’pts/2′]/user-entry”)

response.find(“../user-entry/[tty=’pts/2′]”)

response.find(“./uptime-information/user-table/user-entry@tty=’pts/2′”)

Q36. In SLAX, what is the difference between the jcs : invoke ( ) and the jcs : execute ( ) functions?

RPCs called by jcs : invoke ( ) are not executed until the conclusion of the script.

RPCs called by jcs : invoke ( ) are executed within an existing connection.

RPCs called by jcs : execute ( ) are not executed until the conclusion of the script.

RPCs called by jcs : execute ( ) are executed within an existing connection.

Q37. Click the Exhibit button.

You manger asks you to trouble shoot an Ansible problem when logging into a Junson device. You notice the Ansible pay in question has a vars_files argument that calls the variables.yml entery file. The contents of that file are displayed in the exhibit.
What is happening in this scenario?

The file is an SSH key

The file is encrypted with ansible-vault

The file is encrypted with ansible

The variables.yml files is not actually a YAMI.file.

Q38. Click the Exhibit button.
Exhibit:

An automation developer is using command-line scripting and wants to briefly survey NETCONF capabilities before running a new task.
Referring to the exhibit, how does the automation developer end the current NETCONF session and go to the next one?

Use the <rpc><kill-session></kill-session></rpc> command.

Use the quit command

Use the logout command

Use the <rpc><close-session></close-session></rpc> command.

Q39. You need to reset all Junson systems in your lab to their factory-default state and then push a new configuration to the device.
Which two Ansible modules would your playbook use to accomplish this task? (Choose two.)

Junos_zeroize

Junos_install_confi

Junos_system_services

Junos_get_facts

Q40. What are two message types that compose the message layer of the Juniper NETCONF implementation? (Choose two.)

<lock>

<get>

<rpc-reply>

<rpc>

Q41. What is a purpose of RubyEZ?

to provide a Ruby interface to Juniper devices that support Puppet

to provide an off device interface to Ruby

to provide a Ruby interface to the Junos Space management product

to provide a Ruby framework for interfacing with Juniper devices

Q42. What are three types of Juniper on-box scripts? (Choose three)

Ansible

event

commit

operational

expect

Q43. Click the Exhibit button.

The r0 device is currently in a factory-default state. The console connection of r0 is reachable using Telnet on TCP port 555 of the console_server host.
Referring to the exhibit, which statement is true?

The NETCONF service must be configured for the playbook to run successfully.

The Telnet service must be configured for the playbook to run successfully.

The device does not require configuration changes for the playbook to run successfully.

A password for the root user must be configured for the playbook to run successfully.

Q44. You are asked to write an application that interacts directly with the internal APIs belonging to rpd Which statement is true in this scenario?

You must write the application using the XML APIs

You must write the application using the REST APIs

You must write the application using the JET APIs

You must write the application using the YANG APIs

Q45. By default, Python event scripts and SNMP script configured on a Junos device execute as which user ?

snmpd

wheel

root

nobody

Q46. Click the Exhibit:

Referring to the exhibit, what will he hostname be if interface ge-0/0/0 goes down?

int-test-2

int-test-3

int-test-4

int-test-1

Q47. Which statement describes the relationship between YANG and NETCONF?

YANG is the programming language used to generate base classes to develop the NETCONF protocol.

YANG models the state and configuration data manipulated by the NETCONF protocol.

NETCONF is the programming language used to create the state and configuration data manipulaterd by YANG.

NETCONF models XML data use to program YANG modules.

Q48. Which statement describes the relationship between YANG and NETCONF?

YANG is the programming language used to generate base classes to develop the NETCONF protocol

NETCONF models XML data used to program YANG modules

YANG models the state and configuration data manipulated by the NETCONF protocol

NETCONF is the programming language used to create the state and configuration data manipulated by YANG

Loading …

Try Best JN0-421 Exam Questions from Training Expert ExamDumpsVCE: https://www.examdumpsvce.com/JN0-421-valid-exam-dumps.html

Exam Dumps VCE

Updated PDF (New 2022) Actual Juniper JN0-421 Exam Questions [Q29-Q48]

Juniper JN0-421 Exam Syllabus Topics:

Leave a Reply Cancel reply