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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 138 discussion

Actual exam question from Databricks's Certified Associate Developer for Apache Spark
Question #: 138
Topic #: 1
[All Certified Associate Developer for Apache Spark Questions]

The code block shown below should return a collection of summary statistics for column sqft in DataFrame storesDF. Choose the response that correctly fills in the numbered blanks within the code block to complete this task.

Code block:

storesDF.__1__(__2__)

  • A. 1. summary
    2. col("sqft")
  • B. 1. describe
    2. col("sqft")
  • C. 1. summary
    2. "sqft"
  • D. 1. describe
    2. "sqft"
  • E. 1. summary
    2. "all"
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Suggested Answer: D 🗳️
by arull at Jan. 27, 2024, 11:27 a.m.

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Chosen Answer:
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arull
10 months ago
Isn't it option B ? storesDF.describe(col("sqft"))
upvoted 1 times
saryu
9 months, 4 weeks ago
D is correct.
upvoted 1 times
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