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DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK · Question #93
DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK Question #93: Real Exam Question with Answer & Explanation
The correct answer is D: DataFrame.join(). See the full explanation below for the reasoning.
Spark DataFrame Operations and Execution
Question
Which of the following operations will fail to trigger evaluation?
Options
- ADataFrame.collect()
- BDataFrame.count()
- CDataFrame.first()
- DDataFrame.join()
- EDataFrame.take()
Topics
#Spark Lazy Evaluation#Spark Actions#Spark Transformations#DataFrame Operations
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