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Apache Spark Interview Questions
Un-Answered Questions { Apache Spark }
Explain write ahead log(journaling) in spark?
What is Speculative Execution in Apache Spark?
Hadoop uses replication to achieve fault tolerance. How is this achieved in Apache Spark?
What is pipelined rdd?
Where is spark used?
Is there a module to implement sql in spark? How does it work?
is it necessary to install Spark on all nodes while running Spark application on Yarn?
What is meant by Transformation? Give some examples.
How is Apache Spark better than Hadoop?
How do you parse data in xml? Which kind of class do you use with java to parse data?
What is the disadvantage of spark sql?
Explain Spark join() operation?
Do you need to install spark on all nodes of yarn cluster?
Who invented the first spark plug?
What is spark table?
