Examers.io
ExamsOrganizationsHow it worksPricingHelp & FAQ
Sign inStart free
Databricks logo

DatabricksCertified Associate Developer for Apache Spark

Domain 3Objective 1

DataFrame Transformations ASSOCIATE-DEVELOPER-APACHE-SPARK Practice Questions (Page 1)

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 27 practice questions to prepare you well beyond it. (estimate)

27questions here
6free pages
14concepts
30%of the exam

Questions 1–5

  1. 1foundation · easy

    Which DataFrame method adds a new column or replaces an existing column with the result of a transformation?

    Select an answer first
  2. 2foundation · easy

    Which method is used to rename a column in a DataFrame?

    Select an answer first
  3. 3foundation · easy

    What is the correct syntax to rename the column 'oldName' to 'newName' in a DataFrame named df?

    Select an answer first
  4. 4foundation · easy

    Which function extracts the year from a date or timestamp column?

    Select an answer first
  5. 5foundation · easy

    Which function is used to split a string column into an array of substrings based on a delimiter?

    Select an answer first
Finished these 5 questions?

Review the revealed explanations, or continue through the curriculum.

Next 5 questions →Back to ASSOCIATE-DEVELOPER-APACHE-SPARK

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

Free Basic Practice is a study aid with revealable answers — not a scored exam. Examers.io is independent and not affiliated with or endorsed by Databricks. “ASSOCIATE-DEVELOPER-APACHE-SPARK” is a trademark of its owner, used for identification only.