AD0-E602 Adobe Real-Time CDP Business Practitioner Professional

According to the Adobe documentation 3 , identity value and namespace are two elements that must match in the data sources for the profile to merge. Identity value is the unique identifier for a customer, such as an email address or a phone number. Namespace is the type or source of the identity value, such as Email or Phone Number.  When two data sources have the same identity value and namespace, they can be stitched together to form a unified profile. References:  3   https://experienceleague.adobe.com/docs/experience-platform/profile/identity-service/overview.html?lang=en#identity-service-overview

According to the Adobe documentation 3 , batch ingestion is the type of ingestion that supports automatic authentication. Batch ingestion enables data to be ingested periodically from sources such as databases, cloud storage, or CRM systems.  Batch ingestion also supports authentication methods such as OAuth 2.0, API key, or username and password. References:  3   https://experienceleague.adobe.com/docs/experience-platform/ingestion/home.html?lang=en#batch-ingestion