Question: which are big data technologies?
Answer: Apache Hadoop. Apache Hadoop is a java based free software framework that can effectively store large amount of data in a cluster. ... 
Microsoft HDInsight. It is a Big Data solution from Microsoft powered by Apache Hadoop which is available as a service in the cloud. ... 
NoSQL. ... 
Hive. ... 
Sqoop. ... 
PolyBase. ... 
Big data in EXCEL. ... 
Presto.