Merge pull request #214863 from Kiranchandratrey/patch-3

Updates for demo purpose

Author: prmerger-automator[bot]

articles/data-factory/quickstart-get-started.md

@@ -24,6 +24,10 @@ Welcome to Azure Data Factory!  This getting started article will let you create
 ## Prerequisites
 If you don't have an Azure subscription, create a [free account](https://azure.microsoft.com/free/) before you begin.
 
+## TEST Heading for demo
+
+This is for training demo purpose.
+
 ## Video introduction
 
 Select the button below to try it out!