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Explain sortbykey() operation?
List various commonly used machine learning algorithm?
What are the ways in which one can know that the given operation is transformation or action?
Describe join() operation. How is outer join supported?
What is the method to create a data frame?
On what all basis can you differentiate rdd, dataframe, and dataset?
How can you manually partition the rdd?
How to create an rdd?
What is an rdd?
Explain the top() and takeordered() operation?
What are the major features/characteristics of rdd (resilient distributed datasets)?
What is the difference between map and flatmap?
How to identify that the given operation is transformation or action?
Why we need compression and what are the different compression format supported?
Can you define parquet file?
