Oracle has a Lifetime FREE Cloud Platform For Big Data Practice . OCI or Oracle Cloud Infrastructure is made a Lifetime Free edition for Building , Testing deploying any sample apps for Free. This includes Two Compute Virtual Mchine 1/8 OCPU and 1 GB memory each , SSD & Object Storage , Load Balancer etc. You can use these AS LONG AS YOU WANT - there in Absolutely NO TIME LIMITATION. On Top of this , you can also Add A Trial Version of Other Oracle Cloud Services for 30 Days.
This is going to be of Great Help for Students or Developers who like to Learn , Practice things on their own. You can set-up Big Data Cluster (Spark, Hadoop. Hive , Kafka etc.) and get the Flavour of running a Solution in Cloud without paying a penny ! You can Sign-up for the Free Oracle Cloud using below Oracle Link - https://www.oracle.com/cloud/free/?source=:ow:o:p:nav:0916BCButton&intcmp=:ow:o:p:nav:0916BCButton#always-free Additional Read -