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DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK · Question #125
DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK Question #125: Real Exam Question with Answer & Explanation
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Spark Execution and Performance Optimization
Question
Which of the following operations is most likely to result in a shuffle?
Options
- ADataFrame.join()
- BDataFrame.filter()
- CDataFrame.union()
- DDataFrame.where()
- EDataFrame.drop()
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Topics
#Spark Shuffle#Wide Transformations#DataFrame Operations#Spark Performance