Identify Trends in Job Performance Using the Lakeflow Jobs Run History View to Compare Current Execution Times Against Historical Baselines. DATA-ENGINEER-ASSOCIATE Practice Questions (Page 4)

Questions 16–20

1. 16application · medium

   A data engineer is looking at the run history view for a job and sees that a run has a status of 'Running' and has been running for 2 hours. The job typically takes 30 minutes. What is the most appropriate action?

   • ACancel the run and investigate the job's logs and configuration for issues.
   • BCheck the run's logs to see what stage it is in and whether it is making progress.
   • CWait a few more minutes to see if the run completes before taking any action.
   • DImmediately increase the cluster size to speed up the running job.
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2. 17application · easy

   A team has a job that runs multiple tasks. They want to see the execution time of each individual task within a specific run. Where can they find this information?

   • AIn the run history view, click on the specific run to see the task-level details.
   • BIn the job's overview page, which shows the average task duration.
   • CIn the cluster's event log, which records all task executions.
   • DIn the notebook's output, which shows the execution time of each cell.
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4. 18expert · hard

   A company runs a job that processes data from multiple sources. The run history view shows that the job's duration has been increasing over the past month, but the data volume has been decreasing. The team has already checked and confirmed that the cluster configuration has not changed. What is the most likely cause of the increasing duration?

   • AThe job is now running on a smaller cluster due to an automatic scaling policy.
   • BA specific data source is becoming slower to respond, causing the job to wait longer.
   • CThe job is processing more data than reported due to a bug in the data volume metric.
   • DThe job's schedule was changed to run more frequently, causing resource contention.
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5. 19application · easy

   A data engineer is looking at the run history view for a job and sees a run with a status of 'Failed' and a duration of 5 minutes. The previous run also failed with a duration of 5 minutes. What is the most important next step to diagnose the issue?

   • AClick on the failed run to view the error message and logs.
   • BCompare the duration of the failed runs to the duration of successful runs.
   • CCheck the job's schedule to see if it was triggered manually or automatically.
   • DReview the cluster's autoscaling configuration to see if it was too small.
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6. 20application · medium

   A team runs a daily data quality job. The run history view shows the following durations for the last 5 runs: 30, 31, 29, 45, 32 minutes. The team wants to set up an alert for anomalous run durations. What is the most appropriate baseline to use for comparison?

   • AThe minimum of the last 5 runs, which is 29 minutes.
   • BThe median of the last 5 runs, which is 31 minutes.
   • CThe maximum of the last 5 runs, which is 45 minutes.
   • DThe average of the last 5 runs, which is 33.4 minutes.
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