Is apache spark worth learning?
Explain first() operation in Spark?
What is the use of spark?
What are the ways to run spark over hadoop?
Describe Partition and Partitioner in Apache Spark?
How spark works on hadoop?
What is row rdd in spark?
What is hadoop spark?
What are the limitations of Spark?
How does one create RDDs in Spark?
What does the Spark Engine do?
What is spark shuffle service?
How you can use Akka with Spark?
What is difference between hadoop and spark?
Explain the process to trigger automatic clean-up in Spark to manage accumulated metadata.