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The JN0-422 exam covers a wide range of topics, including the basics of automation and DevOps, Junos automation tools, DevOps practices, and continuous integration and delivery. Candidates are expected to have a good understanding of Juniper network devices, Junos OS, Python scripting, and Linux operating system. Passing JN0-422 exam will demonstrate that the candidate has the necessary skills and knowledge to automate Juniper networks and implement DevOps practices effectively.
NEW QUESTION # 17
Drag and drop
Referring to the exhibit, the configuration components are displayed in which format?
- A. JSON
- B. YANG
- C. XML
- D. YAML
Answer: A
NEW QUESTION # 18
Click the Exhibit button.
Where would the Python code shown in the exhibit be used?
- A. an event script
- B. an SNMP script
- C. a commit script
- D. an op script
Answer: B
NEW QUESTION # 19
Click the Exhibit button.
Referring to the exhibit, what is the execution order of tasks in the Ansible plybook?
- A. Task C > Task B >
- B. Task A > Task B > Task C
- C. Task C > Task B > Task A
- D. Task A > Task B >
Answer: C
NEW QUESTION # 20
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. Ansible cannot connect to the device through NTETCONF
- B. router1.example.com was not defined in /etc/ansible/inventory/hosts on the control machine.
- C. router1.example.com was not defined in /etc/hosts on the control machine.
- D. Ansible cannot authenticate to the device.
Answer: A
NEW QUESTION # 21
Which YAML document represents a valid mapping(dictionary) of sequences (lists) ?
A)
B)
C)
D)
- A. Option B
- B. Option A
- C. Option C
- D. Option D
Answer: B
NEW QUESTION # 22
What is the purpose of an _intit_.py file ?
- A. An_init_.py file contains strings for additional directories that the Python interpreter adds to sys.path [].
- B. An_init_.py file initializes a Python application with default values for instantiated objects.
- C. An_init_.py file sets all magic attributes with the _init_prefix with the appropriate default values.
- D. An_init_.py file indicates to the Python interpreter that a directory contains Python packages or modules.
Answer: B
NEW QUESTION # 23
In SLAX, what is the difference between the jcs : invoke ( ) and the jcs : execute ( ) functions?
- A. RPCs called by jcs : execute ( ) are executed within an existing connection.
- B. RPCs called by jcs : invoke ( ) are not executed until the conclusion of the script.
- C. RPCs called by jcs : execute ( ) are not executed until the conclusion of the script.
- D. RPCs called by jcs : invoke ( ) are executed within an existing connection.
Answer: A
NEW QUESTION # 24
What are three elements of a JET notification message? (Choose three.)
- A. hostname
- B. username
- C. time
- D. severity
- E. subscription type
Answer: A,C,D
NEW QUESTION # 25
To which component(s) does the JET service APIs provide access?
- A. control plane
- B. XML APIs
- C. forwarding plane
- D. YANG modules
Answer: A
NEW QUESTION # 26
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.)
- A. Junos_install_confi
- B. Junos_get_facts
- C. Junos_zeroize
- D. Junos_system_services
Answer: A,C
NEW QUESTION # 27
Click the Exhibit button.
Referring to the exhibit, what are two results of the Python operational script? (Choose two.)
- A. It disables a user-selected interface.
- B. It commits the configuration
- C. It deactivates a user-selected interface.
- D. It does not commit the configuration
Answer: A,B
NEW QUESTION # 28
What is a correctly formatted JSON string?
A)
B)
C)
D)
- A. Option B
- B. Option C
- C. Option A
- D. Option D
Answer: B
NEW QUESTION # 29
Which two automation frameworks are agentless when managing Junos devices?
- A. Chef
- B. SaltStack
- C. Puppet
- D. Ansible
Answer: B,D
NEW QUESTION # 30
Which format does an Ansible playbook use
- A. JSON
- B. YAML
- C. XML
- D. CSV
Answer: B
NEW QUESTION # 31
What are two format distinctions to know when using YAML? (Choose two.)
- A. whit space indentation sensitive
- B. white space indentation insensitive
- C. tab indentation allowed
- D. tab indentation not allowed
Answer: A,D
NEW QUESTION # 32
Which two statements are correct about JSON characteristics? (Choose two.)
- A. JSON is programming language independent
- B. JSON is a supported template language.
- C. JSON uses # # for comments
- D. JSON is easy to read for humans and devices.
Answer: A,D
NEW QUESTION # 33
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?
- A. The variables.yml files is not actually a YAMI.file.
- B. The file is encrypted with ansible
- C. The file is encrypted with ansible-vault
- D. The file is an SSH key
Answer: C
NEW QUESTION # 34
Which pair of daemons in the Junson OS handle automation?
- A. mgd and jsd
- B. jsd and gRPC
- C. mgd and JET
- D. JET and gRPC
Answer: A
NEW QUESTION # 35
Click the Exhibit button.
Referring to the exhibit, which exception is raised if the <get-interface-information> RPC tasks 40 seconds to return a complete response?
A)
B)
C)
D)
- A. Option B
- B. Option D
- C. Option C
- D. Option A
Answer: B
NEW QUESTION # 36
Click the Exhibit button.
Referring to the exhibit, what is the type of the myConfig variable on line 17 of the Python script?
- A. dictionary
- B. template
- C. list
- D. string
Answer: B
NEW QUESTION # 37
Click the Exhibit:
Referring to the exhibit, what will he 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: D
NEW QUESTION # 38
What are two benefits of network automation? (Choose two )
- A. to enforce consistency in automated devices
- B. increase programming language fluency
- C. to improve product lifecycle management
- D. to provide historical configuration management
Answer: A,C
NEW QUESTION # 39
Click the Exhibit button.
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?
- A. Use the <rpc><kill-ession><kill-session></>pc> command.
- B. Use the <rpc><kill-ession></close-session></>pc> command.
- C. Use the logout command.
- D. Use the quit command.
Answer: A
NEW QUESTION # 40
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 Junson OS can execute it.
Which two privilege levels would be used to accomplish this task? (Choose two.)
- A. read-only
- B. super-user
- C. root
- D. operator
Answer: B,C
NEW QUESTION # 41
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