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DatabricksCertified Associate Developer for Apache Spark

Domain 3Objective 2

Data Aggregation and Joins ASSOCIATE-DEVELOPER-APACHE-SPARK Practice Questions (Page 6)

Part of the Developing Apache Spark™ DataFrame/DataSet API Applications domain, which accounts for 30% of the ASSOCIATE-DEVELOPER-APACHE-SPARK exam. Databricks does not publish an official question count, but from its 90-minute exam (~35–60 total, ~11–18 in this domain), expect 2–4 from this objective — we provide 26 practice questions to prepare you well beyond it. (estimate)

26questions here
6free pages
11concepts
30%of the exam

Questions 26–26

  1. 26foundation · easy

    Which function estimates the number of distinct values in a column with a specified maximum relative error?

    Select an answer first
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Keep studying — Developing Apache Spark™ DataFrame/DataSet API Applications

Full ASSOCIATE-DEVELOPER-APACHE-SPARK curriculum →Every domain, objective & concept — with linked practiceASSOCIATE-DEVELOPER-APACHE-SPARK exam overview →Databricks Certified Associate Developer for Apache Spark

Other objectives in Developing Apache Spark™ DataFrame/DataSet API Applications

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