350-501 Architecture Practice Question
Which Cisco automation tool uses service models in YANG and communicates via NETCONF to orchestrate device configurations and lifecycle management?
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
✓
Cisco Network Services Orchestrator (NSO)
NSO (Network Services Orchestrator) uses YANG models and NETCONF for configuration management. Ansible, Cisco DNA Center, and Chef are other tools but NSO is specifically for service orchestration.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Ansible
Why it's wrong here
Ansible is a general automation tool but not specifically YANG/NETCONF orchestration.
- ✗
Chef
Why it's wrong here
Chef is a configuration management tool, not specifically for network services.
- ✗
Cisco DNA Center
Why it's wrong here
DNA Center focuses on campus/enterprise, not service provider orchestration.
- ✓
Cisco Network Services Orchestrator (NSO)
Why this is correct
NSO is designed for service modeling and orchestration using YANG and NETCONF.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-501 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 350-501 exam.