Question: What is the importance of an object type’s unique ID?
- You need the unique ID to access associated objects.
- You need the unique ID to add to your API endpoint.
- You need the unique ID to create new records.
- You the need unique ID to create new timeline events.
Explanation
A unique ID works as the stable reference that lets a system identify the exact object type involved in a relationship. In Amazon Ads API workflows, identifiers are used to connect resources such as advertisers, campaigns, line items, and creatives without relying on display names. This prevents ambiguity when multiple objects have similar names or belong to different account contexts. Relationship-based operations depend on exact identifiers so the platform can return the correct linked resources. The same principle applies when working with structured object models and associations.
Why the other options are incorrect
API endpoint The endpoint defines the operation path, but the unique ID identifies the specific object type used in the relationship.
New records Creating records depends on required field values and permissions, not primarily on an object type’s relationship identifier.
Timeline events Timeline activity creation is a separate function and does not explain the main purpose of the object type’s unique ID.
Source for verification
Amazon DSP campaign management: advertising.amazon.com
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