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DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK · Question #164
DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK Question #164: Real Exam Question with Answer & Explanation
The correct answer is C: 1. storesDF. See the full explanation below for the reasoning.
Working with Spark DataFrames
Question
The code block shown below should return a new DataFrame that is the result of a position-wise union between DataFrame storesDF and DataFrame acquiredStoresDF. Choose the response that correctly fills in the numbered blanks within the code block to complete this task. Code block: __1__.__2__(__3__)
Options
- A1. DataFrame
- B1. DataFrame
- C1. storesDF
- D1. storesDF
- E1. DataFrame
Topics
#Spark DataFrame API#DataFrame Transformations#Union Operation#Data Manipulation
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