DatabricksCertified Data Engineer Associate
Domain 3Objective 3
Manipulate Columns, Rows, and Table Structures by Adding, Dropping, Splitting, Renaming Column Names, Applying Filters, and Exploding Arrays. DATA-ENGINEER-ASSOCIATE Practice Questions (Page 3)
Part of the Data Transformation and Modeling domain, which accounts for 22% of the DATA-ENGINEER-ASSOCIATE exam. Databricks does not publish an official question count, but from its 90-minute exam (~35–60 total, ~8–13 in this domain), expect 1–2 from this objective — we provide 15 practice questions to prepare you well beyond it. (estimate)
15questions here
3free pages
8concepts
22%of the exam
Questions 11–15
- 11
Which command changes the data type of an existing column in a table?
Select an answer first - 12
Which method filters rows based on a condition?
Select an answer first - 13
What is the difference between explode and explode_outer when handling null values in an array column?
Select an answer first - 14
Which method removes a column from a DataFrame?
Select an answer first - 15
To split a column's string values into multiple rows, which combination of functions is commonly used?
Select an answer first
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