Your company is planning on hosting resources using Azure services. You have to decide on the right service to use for the desired requirement. Which of the following would you use for the following requirement? 
“Provide a service that can be used to host a data warehouse”

Answer options:

A.Azure Cognitive Service
B.Azure DevOps
C.Azure Bot service
D.Azure Synapse Analytics

Answer : D 
Azure Synapse Analytics can be used to host a data warehouse. You can host your Big Data warehouse and also perform Big data Analytics
Option A is incorrect because this is used to build cognitive intelligence in applications
Option B is incorrect because this is a set of tools used for implementing DevOps
Option C is incorrect because this is used to build intelligent bots within applications
For more information on Azure Synapse Analytics, please visit the below URL 

https://docs.microsoft.com/en-us/azure/synapse-analytics/sql-data-warehouse/sql-data-warehouse-overview-what-is