Integration-Architect Exam Dumps : Salesforce Certified Platform Integration Architect (Plat-Arch-204)

The Connect REST API is designed to access Chatter feeds and social data such asusers, groups, followers, and files. By using this API, the integration can query the Chatter posts that include the #thanksNTO hashtag and post them to Twitter using another API. The REST API, Streaming API, and Apex REST are not specific to Chatter and do not provide the same level of functionality and ease ofuse as the Connect REST API2

The authentication is achieved by handling it in the code. A Named Credential is a type of metadata that specifies the URL of a calloutendpoint and its required authentication parameters. An Apex callout is a way to invoke anexternal web service or API from Apex code. When using a Named Credential with an Apex callout, the authentication is handled by the Apex code that invokes the callout. The Apex code can use the HttpRequest class to set the endpoint, method, headers, and body of the callout request, and use the Http class to send the request and receive the response. The Apex code can also use the NamedCredential class to access the properties of the Named Credential, such as the principal type, protocol, and credential type. Handling authentication with login flows is not a valid option because login flows are a way to customize the user login process in Salesforce, not for external web services or APIs. Connecting via Salesforce Connect or Communities is not a valid option because they are not related to Apex callouts or Named Credentials.

Handle verification process error in the Verification Webservice API in case there is a connection issue to the Webservice or if it responds with an error. This solution ensures that the agent can see an error message when the credit verification process failed, and take appropriate actions. The Verification Webservice API can implementerror handling logic to catch anyexceptions or errors that occur during the callout to the external agencies, and return a meaningful error message to the agent. The agent can then retry the verification process, or escalate the issue to a supervisor. References: Certification - Integration Architect - Trailhead, [Apex Web Services and Callouts]