Juniper JN0-421 Automation and DevOps, Specialist (JNCIS-DevOps) Online Training
Juniper JN0-421 Online Training
The questions for JN0-421 were last updated at Feb 16,2025.
- Exam Code: JN0-421
- Exam Name: Automation and DevOps, Specialist (JNCIS-DevOps)
- Certification Provider: Juniper
- Latest update: Feb 16,2025
Click the Exhibit button.
You need to programmatically extract interface information using PYeZ from you MX Series device. You log in and use the show interfaces terse I display xml rpc command and see the information shown in the exhibit.
What is the correct PyEZ syntax to accomplish this task?
A)
B)
C)
D)
- A . Option A
- B . Option B
- C . Option C
- D . Option D
Which transport protocol must be supported by RFC-compliant NETCONF implementations?
- A . SSH
- B . Telnet
- C . TLS
- D . BEEP
Which command is valid for assessing a Junos device using the RESTful API on the default port?
A)
B)
C)
D)
- A . Option A
- B . Option B
- C . Option C
- D . Option D
Which YAML document represents a valid mapping(dictionary) of sequences (lists) ?
A)
B)
C)
D)
- A . Option A
- B . Option B
- C . Option C
- D . Option D
Which two statements are correct about JSON characteristics? (Choose two.)
- A . JSON is programming language independent
- B . JSON uses # # for comments
- C . JSON is a supported template language.
- D . JSON is easy to read for humans and devices.
Referring to the exhibit, the configuration components are displayed in which format?
- A . XML
- B . YANG
- C . YAML
- D . JSON
Which statement is true about a Junos ephemeral configuration database?
- A . It can be used to reduce commit time.
- B . It can be used to archive previous versions of the ephemeral configuration.
- C . It can be used to validate configuration data semantics.
- D . It can be used to trigger a commit script.
Click the Exhibit button.
Where would the Python code shown in the exhibit be used?
- A . a commit script
- B . an op script
- C . an event script
- D . an SNMP script
What is a purpose of RubyEZ?
- A . to provide a Ruby interface to Juniper devices that support Puppet
- B . to provide an off device interface to Ruby
- C . to provide a Ruby interface to the Junos Space management product
- D . to provide a Ruby framework for interfacing with Juniper devices
What is the purpose of an _intit_.py file ?
- A . An_init_.py file sets all magic attributes with the _init_prefix with the appropriate default values.
- B . An_init_.py file initializes a Python application with default values for instantiated objects.
- C . An_init_.py file contains strings for additional directories that the Python interpreter adds to sys.path [].
- D . An_init_.py file indicates to the Python interpreter that a directory contains Python packages or modules.
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