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Interview questions · hard
Tell me about yourself and your experience.
Explain the concept of checkpointing in Spark and why it is important.
Explain read and write modes in Spark.
How do you convert an array column to multiple columns in PySpark?
How does Adaptive Query Execution (AQE) work?
What is a serializer in Spark?
What is the difference between MapReduce and Spark?
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