300-435 Question #55: Real Exam Question with Answer & Explanation

The correct answer is C: JSON payload delivered via POST. Webhooks generated by Cisco DNA Center are REST calls that deliver a JSON payload using the HTTP POST method to notify external systems of events.

Controller-Based Network Automation

Question

Webhook that are generated by Cisco DNA Center are REST calls with which properties?

Options

AJSON payload delivered via PUT
BXML payload delivered via POST
CJSON payload delivered via POST
DXML payload delivered via PUT

Explanation

Webhooks generated by Cisco DNA Center are REST calls that deliver a JSON payload using the HTTP POST method to notify external systems of events.

Common mistakes.

A. Webhooks typically use the POST HTTP method to send event notifications, whereas PUT is generally reserved for updating an existing resource.
B. While POST is the correct HTTP method for webhooks, Cisco DNA Center webhooks, like most modern REST APIs, primarily utilize JSON payloads rather than XML.
D. Both the PUT HTTP method is incorrect for sending webhook notifications and XML is not the primary payload format for Cisco DNA Center webhooks.

Concept tested. Cisco DNA Center webhook properties

Reference. https://developer.cisco.com/docs/dna-center/#!integration-applications-guide

Topics

#Cisco DNA Center webhooks#REST API properties#JSON payload#HTTP POST method

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