Vendor: Databricks
Exam Code: DATABRICKS-CERTIFIED-PROFESSIONAL-DATA-ENGINEER
Exam Name: Databricks Certified Data Engineer Professional
Certification: Databricks Certifications
Total Questions: 127 Q&A
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Updated on: Jun 12, 2026
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A data engineer is testing a collection of mathematical functions, one of which calculates the area under a curve as described by another function.
Which kind of the test does the above line exemplify?
A. Integration
B. Unit
C. Manual
D. functional
A junior data engineer has manually configured a series of jobs using the Databricks Jobs UI. Upon reviewing their work, the engineer realizes that they are listed as the "Owner" for each job. They attempt to transfer "Owner" privileges to the "DevOps" group, but cannot successfully accomplish this task.
Which statement explains what is preventing this privilege transfer?
A. Databricks jobs must have exactly one owner; "Owner" privileges cannot be assigned to a group.
B. The creator of a Databricks job will always have "Owner" privileges; this configuration cannot be changed.
C. Other than the default "admins" group, only individual users can be granted privileges on jobs.
D. A user can only transfer job ownership to a group if they are also a member of that group.
E. Only workspace administrators can grant "Owner" privileges to a group.
A data engineer is performing a join operating to combine values from a static userlookup table with a streaming DataFrame streamingDF. Which code block attempts to perform an invalid stream-static join?
A. userLookup.join(streamingDF, ["userid"], how="inner")
B. streamingDF.join(userLookup, ["user_id"], how="outer")
C. streamingDF.join(userLookup, ["user_id"], how="left")
D. streamingDF.join(userLookup, ["userid"], how="inner")
E. userLookup.join(streamingDF, ["user_id"], how="right")
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