Data CloudIntermediatelineageauditgovernance
Implement data lineage documentation for auditors
Real World Scenario
External auditors ask how marketing obtained email addresses activated to ad platforms.
Expected Answer
• Document source system to DLO to DMO to segment to activation path
• Retain mapping transformation rules with version history
• Consent proof attached to contact point records
• Export audit reports showing exclusion counts
• Role-based access logs for segment definition changes
• Annual lineage review when sources added or retired
Follow-Up Questions & Answers
Click to expand — each follow-up includes a direct, interview-ready answer
Direct answer: Document source system to DLO to DMO to segment to activation path Also consider: Retain mapping transformation rules with version history In practice: Consent proof attached to contact point records Balance speed of delivery with maintainability.
Architect Perspective
If you cannot draw lineage on a whiteboard, you cannot pass audit.