DA0-002 · Question #68
Which of the following best explains the purpose of data lineage?
The correct answer is C. To track data transformations from acquisition through reporting. Data lineage is primarily used to track and understand the entire lifecycle of data, from its origin and initial acquisition to all subsequent transformations, movements, and eventual use in reporting or analytics. This provides a clear audit trail of data changes.
Question
Which of the following best explains the purpose of data lineage?
Options
- ATo see the steps and path of data flow through different systems
- BTo better understand the granularity of data variable relationships
- CTo track data transformations from acquisition through reporting
- DTo look up data definitions, ensuring consistent use across business units
How the community answered
(44 responses)- A7% (3)
- B5% (2)
- C86% (38)
- D2% (1)
Why each option
Data lineage is primarily used to track and understand the entire lifecycle of data, from its origin and initial acquisition to all subsequent transformations, movements, and eventual use in reporting or analytics. This provides a clear audit trail of data changes.
While data lineage does show the path of data flow, its purpose extends beyond just movement to include how the data was transformed and modified at each step.
Understanding data granularity and variable relationships is part of data analysis and modeling, not the primary focus of data lineage, which is about the historical journey and changes of data.
Data lineage provides a complete audit trail of data's journey, detailing its origin (acquisition), all intermediate transformations, movements across different systems, and its eventual state for reporting. This tracking is crucial for understanding data quality, ensuring compliance, and debugging data issues.
Looking up data definitions and ensuring consistent use across business units is typically the role of a data dictionary or data catalog, which are related but distinct from data lineage.
Concept tested: Data lineage purpose and scope
Source: https://learn.microsoft.com/en-us/azure/purview/concept-data-lineage
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