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Juniper JN0-422 Exam Topics:
| Section | Objectives |
|---|---|
| Platform Automation Overview | - Identify concepts, general features, or functionality of Junos platform automation
|
| NETCONF/XML API | - Describe the concepts, benefits, or operation of automation access methods
|
| YANG/OpenConfig | - Identify the concepts, general features of Junos support for YANG models
|
| Data Serialization and Templating | - Describe the concepts, benefits, or operation of data serialization
|
| Automation Frameworks | - Describe how to use Ansible for automating Junos
- Describe how to use SALT for automating Junos
|
NEW QUESTION 20
Which data serialization method does the Junos CLI use to communicate with the Junos management process (mgd) /
- A. XML
- B. YAML
- C. JSON
- D. gRPC
Answer: A
NEW QUESTION 21
Which statement describes the relationship between YANG and NETCONF?
- A. YANG is the programming language used to generate base classes to develop the NETCONF protocol.
- B. NETCONF models XML data use to program YANG modules.
- C. NETCONF is the programming language used to create the state and configuration data manipulaterd by YANG.
- D. YANG models the state and configuration data manipulated by the NETCONF protocol.
Answer: D
NEW QUESTION 22
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)
B)
C)
D)
- A. Option A
- B. Option C
- C. Option D
- D. Option B
Answer: A,D
NEW QUESTION 23
Click the Exhibit button.
You are using RubyEZ to interface with a Junos device, however, you are not successfully connecting to the device.
Referring to the exhibit, what is the problem?
- A. Netconf::SSH.new statement arguments must be hashes.
- B. Arguments passed to Netconf::SSH.new statement must be referenced as variables.
- C. Netconf::SSH.new statement only expects an IP address of the target device.
- D. A Junos::Ez::Provider statement is missing before the Netconf::SSH.nw statement.
Answer: B
NEW QUESTION 24
Click the Exhibit button.
Referring to the exhibit, what is the execution order of tasks in the Ansible plybook?
- A. Task C > Task B > Task A
- B. Task C > Task B >
- C. Task A > Task B >
- D. Task A > Task B > Task C
Answer: A
NEW QUESTION 25
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_system_services
- D. Junos_zeroize
Answer: A,D
NEW QUESTION 26
What are three elements of a JET notification message? (Choose three.)
- A. subscription type
- B. time
- C. severity
- D. username
- E. hostname
Answer: B,C,E
NEW QUESTION 27
What are two attributes of the jsd JET service process? (Choose two.)
- A. It creates a separate thread to service JET application requests
- B. It supports only one client session at a time
- C. It executes one API request per session.
- D. It executes APIs from multiple sessions in parallel
Answer: A,D
NEW QUESTION 28
By default, Python event scripts and SNMP script configured on a Junos device execute as which user ?
- A. snmpd
- B. root
- C. wheel
- D. nobody
Answer: D
NEW QUESTION 29
Which messaging protocol do JET service APIs use to interface with the Junos OS?
- A. NETCONF
- B. MQTT
- C. Rabbit MQ
- D. gRPC
Answer: B
NEW QUESTION 30
Click the Exhibit:
Referring to the exhibit, what will he hostname be if interface ge-0/0/0 goes down?
- A. int-test-3
- B. int-test-1
- C. int-test-4
- D. int-test-2
Answer: D
NEW QUESTION 31
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 file is encrypted with ansible-vault
- B. The file is encrypted with ansible
- C. The file is an SSH key
- D. The variables.yml files is not actually a YAMI.file.
Answer: A
NEW QUESTION 32
Which two automation frameworks are agentless when managing Junos devices?
- A. Puppet
- B. Chef
- C. Ansible
- D. SaltStack
Answer: C,D
NEW QUESTION 33
Click the Exhibit button.
What will executing the program shown in the exhibit retrieve from a Junos device?
- A. the FPC inventory of the device
- B. the current memory utilization
- C. the previous configuration changes of the device
- D. the current software version on the device
Answer: C
NEW QUESTION 34
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 : execute ( ) are not executed until the conclusion of the script.
- C. RPCs called by jcs : invoke ( ) are executed within an existing connection.
- D. RPCs called by jcs : invoke ( ) are not executed until the conclusion of the script.
Answer: A
NEW QUESTION 35
Which two statements are correct about JSON characteristics? (Choose two.)
- A. JSON is easy to read for humans and devices.
- B. JSON is a supported template language.
- C. JSON is programming language independent
- D. JSON uses # # for comments
Answer: A,C
NEW QUESTION 36
Drag and drop
Referring to the exhibit, what should <CHANGEME> be replaced with to correctly print out the exception message Cannot cannot to device ?
- A. RpcError
- B. PeramissionError
- C. CommitError
- D. ConnectError
Answer: D
NEW QUESTION 37
Which data serialization is used between RubyEZ and a Junos device?
- A. OpenConfig
- B. automated CLI
- C. XML
- D. SNMP
Answer: A
NEW QUESTION 38
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?
- A. The device does not require configuration changes for the playbook to run successfully.
- B. The Telnet service must be configured for the playbook to run successfully.
- C. A password for the root user must be configured for the playbook to run successfully.
- D. The NETCONF service must be configured for the playbook to run successfully.
Answer: D
NEW QUESTION 39
You are asked by you manager to automatically switch traffic from the primary link to the backup link on the MX Series device at the branch site whenever latency is above 300 ms over a 5-minute period.
Which type of Junos script would you use in this scenario?
- A. Event
- B. Op
- C. SNMP
- D. Commit
Answer: C
NEW QUESTION 40
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Juniper JN0-422 Exam Certification Details:
| Duration | 90 minutes |
| Exam Registration | PEARSON VUE |
| Exam Code | JN0-422 JNCIS-DevOps |
| Passing Score | Variable (60-70% Approx.) |
| Exam Price | $300 USD |
| Sample Questions | Juniper JN0-422 Sample Questions |
| Recommended Training | Junos Platform Automation and DevOps (JAUT) |
| Exam Name | Automation and DevOps Specialist |
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