Juniper JN0-421 Actual Free Exam Questions & Community Discussion

  • Exam Code/Number: JN0-421
  • Exam Name/Title: Automation and DevOps, Specialist (JNCIS-DevOps)
  • Certification Provider: Juniper
  • Corresponding Certification: JNCIS-DevOps
  • Exam Questions: 66
  • Updated On: May 27, 2026
Which transport protocol must be supported by RFC-compliant NETCONF implementations?
Correct Answer: A Vote an answer
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Click the Exhibit button.
Exhibit:

Referring to the exhibit, what should <CHANGEME> be replaced with to correctly print out the exception message Cannot connect to device?
Correct Answer: B Vote an answer
Which data serialization method does the Junos CLI use to communicate with the Junos management process (mgd)?
Correct Answer: B Vote an answer
Which two primary processes are used by Juniper devices for on-box or off-box automation? (Choose two)
Correct Answer: A,C Vote an answer
Which data serialization method does the Junos CLI use to communicate with the Junos management process (mgd)?
Correct Answer: B Vote an answer
To which component(s) does the JET service APIs provide access?
Correct Answer: A Vote an answer
What is purpose of RubyEZ?
Correct Answer: D Vote an answer
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