Merge pull request #3856 from gahl-levy/patch-12

Update faq.yml

Author: prmerger-automator[bot]

articles/documentdb/faq.yml

@@ -33,6 +33,10 @@ sections:
           Does Azure DocumentDB offer a service level agreement (SLA)?
         answer: |
           Yes. Azure DocumentDB provides service-level agreements covering availability for the database, compute, storage, and networking components. SLA details vary by configuration and region.
+      - question: |
+          How does Azure DocumentDB relate to Azure Cosmos DB?
+        answer: |
+          Azure DocumentDB was previously known as Azure Cosmos DB for MongoDB (vCore). It [became it's own distinct offering](https://devblogs.microsoft.com/cosmosdb/azure-documentdb-is-now-generally-available) to align with the open source [DocumentDB project](https://documentdb.io) that powers it. 
   - name: Security
     questions:
       - question: |