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DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK · Question #177
DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK Question #177: Real Exam Question with Answer & Explanation
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Spark Execution Model
Question
Which of the following statements describing a difference between transformations and actions is incorrect?
Options
- AThere are wide and narrow transformations but there are not wide and narrow actions.
- BTransformations do not trigger execution while actions do trigger execution.
- CTransformations work on DataFrames/Datasets while actions are reserved for native language
- DSome actions can be used to return data objects in a format native to the programming language
- ETransformations are typically logic operations while actions are typically focused on returning
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Topics
#Spark Transformations#Spark Actions#Lazy Evaluation#Spark Core Concepts