Where can you find event logs for a Lakeflow Spark Declarative Pipeline run to debug failures?

In the metastore's table history

When interpreting a query profile, which metric would most directly indicate a data skew problem in a join operation?

Max task duration vs. median task duration

Number of shuffle bytes written

What is the primary purpose of the 'Repair' feature for failed Databricks job runs?

To rerun the entire job run with the same or corrected parameters

To automatically fix the code that caused the failure

To skip the failed task and continue with the rest

To rerun only the failed tasks within the job run

A Spark pipeline is running slower than expected. The engineer suspects a particular stage is taking too long. Which Spark UI tab should the engineer use to identify the stage with the highest duration?

The SQL tab, to see query execution details.

The Environment tab, to check configuration.

The Executors tab, to see memory usage.

The Stages tab, sorted by duration.

DatabricksCertified Data Engineer Professional

Domain 9Objective 1

Debugging and Troubleshooting DATA-ENGINEER-PROFESSIONAL Practice Questions (Page 5)

Part of the Debugging and Deploying domain, which accounts for 10% of the DATA-ENGINEER-PROFESSIONAL exam. Databricks does not publish an official question count, but from its 120-minute exam (~50–80 total, ~5–8 in this domain), expect 3–4 from this objective — we provide 34 practice questions to prepare you well beyond it. (estimate)

34questions here

7free pages

9concepts

10%of the exam

Questions 21–25

21foundation · easy
Where can you find event logs for a Lakeflow Spark Declarative Pipeline run to debug failures?
Select an answer first
22foundation · easy
When interpreting a query profile, which metric would most directly indicate a data skew problem in a join operation?
Select an answer first
23foundation · easy
What is the primary purpose of the 'Repair' feature for failed Databricks job runs?
Select an answer first
24application · medium
A Spark pipeline is running slower than expected. The engineer suspects a particular stage is taking too long. Which Spark UI tab should the engineer use to identify the stage with the highest duration?
Select an answer first
25foundation · easy
When correlating a job failure with cluster logs, which log file on the driver node contains the standard output and error messages printed by the driver process?
Select an answer first

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