Explain in brief what is the architecture of Spark?
Define Spark Streaming.
What is the difference between dataset and dataframe in spark?
Which storage level does the cache () function use?
What is dag – directed acyclic graph?
How do I change hive execution engine to spark?
Define partitions in apache spark.
What is partitioner spark?
What is setmaster in spark?
Why do we use persist () on links rdd?
What is Map() operation in Apache Spark?
What is the difference between Spark Transform in DStream and map ?
Is apache spark a tool?
What happens when an action is executed in spark?
What are the common mistakes developers make when running Spark applications?