Explain accumulators in apache spark.
What is Apache Spark?
Why should I use spark?
Name a few commonly used spark ecosystems?
What is sparkcontext in spark?
How do you parse data in xml? Which kind of class do you use with java to pass data?
What are 4 v's of big data?
What are broadcast variables in spark?
How do I start a spark master?
What is paired rdd in spark?
What is flatmap in angular?
What is data skew and how do you fix it?
What are the different input sources for Spark Streaming?
Define the run-time architecture of Spark?
Explain the difference between Spark SQL and Hive.