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Exam Certified Associate Developer for Apache Spark All Questions

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Exam Certified Associate Developer for Apache Spark topic 1 question 187 discussion

Which of the following code blocks returns a DataFrame containing only the rows from DataFrame storesDF where the value in column sqft is less than or equal to 25,000 AND the value in column customerSatisfaction is greater than or equal to 30?

  • A. storesDF.filter(col("sqft") <= 25000 and col("customerSatisfaction") >= 30)
  • B. storesDF.filter(col(sqft) <= 25000 & col(customerSatisfaction) >= 30)
  • C. storesDF.filter(col("sqft") <= 25000 & col("customerSatisfaction") >= 30)
  • D. storesDF.filter((col("sqft") <= 25000) & (col("customerSatisfaction") >= 30))
  • E. storesDF.filter(sqft <= 25000 and customerSatisfaction >= 30)
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Suggested Answer: D 🗳️

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ARUNKUMARKRISHNASAMY
1 month, 3 weeks ago
Selected Answer: D
Dear Exam Topics, why are you highlighting wrong answers?
upvoted 1 times
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Thameur01
2 months ago
Selected Answer: D
D is correct
upvoted 1 times
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Oks_An
7 months, 2 weeks ago
Selected Answer: D
D. storesDF.filter((col("sqft") <= 25000) & (col("customerSatisfaction") >= 30)): This correctly uses the filter() method along with logical AND (&) to apply both conditions. Each condition is wrapped in parentheses to ensure proper evaluation.
upvoted 1 times
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