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Interview questions
Discuss the process of moving files in Databricks File System (DBFS).
Explain the architecture of Spark, including its components such as driver, executor, and cluster manager.
List all the technologies you have worked on in your project (e.g., Spark, Hadoop, Hive, Databricks).
Solve the dataset transformation using PySpark.
Solve the grade assignment problem using a UDF in PySpark.
What performance optimization techniques have you applied in Spark, Sqoop, or Databricks?
Which Spark version are you using in your project, and why did you choose it?
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