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Prep plan
Updated weekly · Last refresh Sep 22
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CBTW Data Engineer Interview Questions

The questions to prepare for a CBTW Data Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
PipelinesStart here. 4 questions · ~32 min
Production Pipeline Quality MonitoringMedium

Approach for adding data quality checks, observability, and production monitoring to a data pipeline.

Data QualitymonitoringobservabilityCCBTW
Batch vs Streaming Data ProcessingEasy

Compare batch and streaming data processing, including when each fits best in a pipeline.

Stream ProcessingETLBatch ProcessingCCBTW
Delta Lake Partitioning and FilesMedium

Assesses your understanding of Delta Lake layout choices that improve query performance.

delta lakeCCBTW
Troubleshooting Spark Performance IssuesMedium

Tests your debugging process for Spark performance and memory problems in production pipelines.

performancesparkTroubleshootingCCBTW
2
More topics1 question · ~8 min
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