200-901 Cisco Platforms and Development Practice Question
An engineer is exploring YANG models for network interfaces. They need a vendor-neutral model that can be used across multiple device types. Which YANG model should they use?
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
✓
OpenConfig interfaces
OpenConfig models are vendor-neutral, while Cisco native models are vendor-specific.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
ietf-interfaces
Why it's wrong here
IETF models are standard but OpenConfig is more commonly used for network operations.
- ✓
OpenConfig interfaces
Why this is correct
OpenConfig provides vendor-neutral YANG models.
- ✗
Cisco-NX-OS-device
Why it's wrong here
This is a Cisco proprietary model.
- ✗
Cisco-IOS-XE-native
Why it's wrong here
This is a Cisco proprietary native model.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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