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Free Databricks Databricks-Certified-Associate-Developer-for-Apache-Spark-3.0 Exam Questions

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  • Databricks Databricks-Certified-Associate-Developer-for-Apache-Spark-3.0 Exam Questions
  • Provided By: Databricks
  • Exam: Databricks Certified Associate Developer for Apache Spark 3.0
  • Certification: Apache Spark Associate Developer
  • Total Questions: 420
  • Updated On: Mar 26, 2025
  • Rated: 4.9 |
  • Online Users: 840
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  • Question 1
    • What are the possible strategies in order to decrease garbage collection time ? 

      Answer: A,B,C
  • Question 2
    • If we want to create a constant integer 1 as a new column ‘new_column’ in a dataframe df, which code block we should select ? 

      Answer: A
  • Question 3
    • Which of the following code blocks returns all unique values across all values in columns value and productId in DataFrame transactionsDf in a one-column DataFrame?

      Answer: D
  • Question 4
    • Which of the following code blocks reads in the JSON file stored at filePath, enforcing the schema expressed
      in JSON format in variable json_schema, shown in the code block below?
      Code block:
      1.json_schema = """
      2.{"type": "struct",
      3. "fields": [
      4. {
      5. "name": "itemId",
      6. "type": "integer",
      7. "nullable": true,
      8. "metadata": {}
      9. },
      10. {
      11. "name": "supplier",
      12. "type": "string",
      13. "nullable": true,
      14. "metadata": {}
      15. }
      16. ]
      17.}
      18."""

      Answer: B
  • Question 5
    • There is a global temp view named ‘my_global_view’. If I want to query this view within spark, which command do we need to choose ? 

      Answer: A
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