{"id":"cfn-ref-returns-physical-id-getatt-returns-attributes","text":"`!Ref` on a CloudFormation resource returns its physical ID; `!GetAtt` retrieves specific attributes (e.g., `PublicDnsName`).","truth_value":"IN","source":"entries/2026/03/11/AWSCloudFormation-latest-UserGuide-gettingstartedwalkthroughhtml.md","source_url":"","source_hash":"60d4a3d65037949f","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"cfn-ref-returns-physical-id-getatt-returns-attributes","truth_value":"IN","reason":"premise"}]}}