You have an Azure HDInsight cluster.
You need to store data in a file format that maximizes compression and increases read performance.
Which type of file format should you use?

A.
ORC

B.
Apache Parquet

C.
Apache Avro

D.
Apache Sequence

Explanation:
http://www.semantikoz.com/blog/orc-intelligent-big-data-file-format-hadoop-hive/