Databricks
DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK · Question #137
Which of the following DataFrame operations is classified as an action?
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Core Spark concepts - distinguishing between DataFrame actions and transformations
Question
Which of the following DataFrame operations is classified as an action?
Options
- ADataFrame.drop()
- BDataFrame.coalesce()
- CDataFrame.take()
- DDataFrame.join()
- EDataFrame.filter()
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Topics
#actions vs transformations#DataFrame API#lazy evaluation#Spark fundamentals