[Jul-2022] 100% Actual JN0-421 dumps Q&As with Explanations Verified & Correct Answers
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NEW QUESTION 37
Click the Exhibit button.
Exhibit:
Referring to the exhibit, the configuration components are displayed in which format?
- A. XML
- B. YANG
- C. YAML
- D. JSON
Answer: D
NEW QUESTION 38
What is a correctly formatted JSON string?
A)
B)
C)
D)
- A. Option D
- B. Option B
- C. Option A
- D. Option C
Answer: D
NEW QUESTION 39
You have created an on-box script and want to deploy it on your device. You plan to place it in a directory where the Junos OS can execute it.
Which two privilege levels would be used to accomplish this task? (Choose two)
- A. super-user
- B. operator
- C. root
- D. read-only
Answer: A,C
NEW QUESTION 40
Click the Exhibit button.
Exhibit:
Where would the Python code shown in the exhibit be used?
- A. an SNMP script
- B. a commit script
- C. an event script
- D. an op script
Answer: A
NEW QUESTION 41
What are three supported languages for operational scripts on Junos devices? (Choose three)
- A. PHP
- B. SLAX
- C. Python
- D. XSLT
- E. Java
Answer: B,C,D
Explanation:
Explanation
Junos automation scripts can be written in the following scripting languages:
References:
NEW QUESTION 42
You want to enable an unsigned Python op script named inventory.py that will be stored on a local Junos device.
Which two commands are needed to accomplish this task? (Choose two)
- A. set system scripts op allow-url-for-python
- B. set system scripts language python
- C. set system scripts op no-allow-url
- D. set system scripts op file inventory.py
Answer: B,D
NEW QUESTION 43
What are two benefits of network automation? (Choose two )
- A. to enforce consistency in automated devices
- B. to improve product lifecycle management
- C. increase programming language fluency
- D. to provide historical configuration management
Answer: A,B
NEW QUESTION 44
What is a valid method for determining the Junos RPC associated with the show version command?
A)
B)
C)
D)
- A. Option C
- B. Option B
- C. Option A
- D. Option D
Answer: D
NEW QUESTION 45
With which three processes does the JET service process communicate? (Choose three)
- A. rpd
- B. snmpd
- C. cosd
- D. mgd
- E. ancpd
Answer: A,B,D
NEW QUESTION 46
Click the Exhibit button.
Exhibit:
Referring to the exhibit, what is the execution order of tasks in the Ansible playbook?
- A. Task C > Task B > Task A
- B. Task A > Task B > Task C
- C. Task A > Task B
- D. Task C > Task B
Answer: C
NEW QUESTION 47
Click the Exhibit button.
Exhibit:
Your manager asks you to troubleshoot an Ansible problem when logging into a Junos device. You notice the Ansible play in question has a vars_files argument that calls the variables.yml entry file. The contents of that file are displayed in the exhibit.
What is happening in this scenario?
- A. The variables.yml file is not actually a YAML file
- B. The file is encrypted with ansible
- C. The file is an SSH key
- D. The file is encrypted with ansible-vault
Answer: D
NEW QUESTION 48
Click the Exhibit button.
Exhibit:
You need to programmatically extract interface information using PyEZ from your MX Series device. You log in and use the show interfaces terse | display xml rpc command and see the information shown in the exhibit.
What is the correct PyEZ syntax to accomplish this task?
- A. dev.rpc.get-interface-information(terse=True)
- B. dev.rpc.get_interface_information(terse=True)
- C. dev.rpc.get_interface_information()
- D. dev.rpc.get-interface-information()
Answer: B
NEW QUESTION 49
A customer has a control machine with a default Ansible installation. During execution of an Ansible module against a Junos device, the Ansible control machine generates the
What is the cause for this error?
- A. router1.example.com was not defined in /etc/ansible/inventory/hosts on the control machine.
- B. Ansible cannot connect to the device through NTETCONF
- C. Ansible cannot authenticate to the device.
- D. router1.example.com was not defined in /etc/hosts on the control machine.
Answer: A
NEW QUESTION 50
Click the Exhibit button.
Exhibit:
Referring to the exhibit, what is the type of the myConfig variable on line 17 of the Python script?
- A. string
- B. list
- C. template
- D. dictionary
Answer: A
Explanation:
Explanation
References:
from jnpr.junos import Device
from jnpr.junos.utils.config import Config
from jnpr.junos.exception import *
from jinja2 import Template
import yaml
import sys
with open('vMX-1.yml', 'r') as fh:
data = yaml.load(fh.read())
with open('test.j2', 'r') as t_fh:
t_format = t_fh.read()
template = Template(t_format)
myConfig = template.render(data)
print(type(myConfig))
python3 script.py
<class 'str'>
NEW QUESTION 51
Which data serialization is used between RubyEZ and a Junos device?
- A. XML
- B. OpenConfig
- C. SNMP
- D. automated CLI
Answer: B
NEW QUESTION 52
Click the Exhibit button.
Exhibit:
Junos Event Policy Configuration
Referring to the exhibit. What will the hostname be if interface ge-0/0/0 goes down?
- A. int-test-1
- B. int-test-3
- C. int-test-4
- D. int-test-2
Answer: A
NEW QUESTION 53
......
Juniper JN0-421 Exam Topics:
| Section | Objectives |
|---|---|
| Juniper Extension Toolkit | Identify the concepts, general features, or functionality of the Juniper Extension Toolkit
|
| NETCONF/XML API | Describe the concepts, benefits, or operation of automation access methods
|
| Data Serialization and Templating | Describe the concepts, benefits, or operation of data serialization
|
Juniper JN0-421 Exam Certification Details:
| Passing Score | Variable (60-70% Approx.) |
| Exam Code | JN0-421 JNCIS-DevOps |
| Exam Registration | PEARSON VUE |
| Duration | 90 minutes |
Verified JN0-421 dumps Q&As - 2022 Latest JN0-421 Download: https://pass4sure.actualpdf.com/JN0-421-real-questions.html
