350-601 Automation Practice Question
Which THREE statements are true regarding YANG models in the context of data center automation? (Choose three.)
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
YANG is a data modeling language used to define configuration and state data.
YANG models define data structures for network configuration and state. NETCONF uses XML-based encoding, while RESTCONF uses JSON or XML. OpenConfig provides vendor-neutral YANG models. YANG is a data modeling language, not a protocol.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
YANG is a data modeling language used to define configuration and state data.
Why this is correct
Correct. YANG models define data.
- ✗
YANG is a communication protocol like NETCONF.
Why it's wrong here
YANG is a modeling language, not a protocol.
- ✓
RESTCONF supports both JSON and XML encoding.
Why this is correct
Correct. RESTCONF supports JSON and XML.
- ✓
NETCONF uses XML encoding for YANG-modeled data.
Why this is correct
Correct. NETCONF encodes data in XML.
- ✗
OpenConfig YANG models are Cisco-proprietary.
Why it's wrong here
OpenConfig is vendor-neutral, not Cisco-proprietary.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-601 practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 350-601 exam.