Explanation/Reference:
Explanation:
To implement a lambda architecture on Azure, you can combine the following technologies to accelerate
real-time big data analytics:
Azure Cosmos DB, the industry's first globally distributed, multi-model database service.

Apache Spark for Azure HDInsight, a processing framework that runs large-scale data analytics

applications
Azure Cosmos DB change feed, which streams new data to the batch layer for HDInsight to process

The Spark to Azure Cosmos DB Connector

E: You can use Apache Spark to stream data into or out of Apache Kafka on HDInsight using DStreams.
References:
https://docs.microsoft.com/en-us/azure/cosmos-db/lambda-architecture