350-401 Question #1022: Real Exam Question with Answer & Explanation

The correct answer is A: ncclient. The question asks for the specific Python library used to programmatically interact with network devices using NETCONF and YANG data models.

Submitted by yasin.bd· Mar 6, 2026Automation

Question

Which Python library is used to work with YANG data models via NETCONF?

Options

Ancclient
Brequests
CcURL
DPostman

Explanation

The question asks for the specific Python library used to programmatically interact with network devices using NETCONF and YANG data models.

Common mistakes.

B. The requests library is a general-purpose Python library for making HTTP requests, commonly used for REST APIs, not specifically for NETCONF.
C. cURL is a command-line tool and library for transferring data using various protocols, but it is not a Python library specifically for NETCONF.
D. Postman is an API development environment used for testing and managing APIs, primarily RESTful ones, and is not a Python library.

Concept tested. Python libraries for NETCONF and YANG

Reference. https://developer.cisco.com/docs/ncclient/

Topics

#Python NETCONF library#YANG data models

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