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What is accumulator in spark?
Which language is better for spark?
How can data transfer be minimized when working with Apache Spark?
What is Starvation scenario in spark streaming?
What are the types of transformation in RDD in Apache Spark?
Describe coalesce() operation. When can you coalesce to a larger number of partitions? Explain.
What is action, how it process data in apache spark
What is skew data?
How can you compare Hadoop and Spark in terms of ease of use?
What is spark executor cores?
What is the difference between rdd and dataframe?
What is the reason behind Transformation being a lazy operation in Apache Spark RDD? How is it useful?
What is difference between hadoop and spark?
What is accumulators and broadcast variables in spark?
Can a spark cause a fire?
