DA0-002 · Question #16
A data analyst needs to get an accurate idea of how data components are automated. Which of the following types of documentation should the analyst review first?
The correct answer is A. Data flow diagram. To understand the automation and interaction of data components within a system, a visual representation of data movement is the most direct documentation to review.
Question
A data analyst needs to get an accurate idea of how data components are automated. Which of the following types of documentation should the analyst review first?
Options
- AData flow diagram
- BData explainability report
- CData dictionary
- DData lineage
How the community answered
(19 responses)- A84% (16)
- B5% (1)
- C11% (2)
Why each option
To understand the automation and interaction of data components within a system, a visual representation of data movement is the most direct documentation to review.
A data flow diagram (DFD) visually represents the flow of information within a system, showing how data moves between processes, data stores, and external entities, thereby directly illustrating how data components are automated and interact.
A data explainability report focuses on understanding the outputs of machine learning models, not the automation or flow of data components themselves within a system.
A data dictionary defines the structure and meaning of data elements, but it does not describe the processes or automation that move or transform the data.
Data lineage tracks the journey of data from its origin to its current state, detailing transformations, but a DFD provides a more comprehensive, immediate understanding of how these processes are structured and automated.
Concept tested: Data documentation types - Data Flow Diagrams
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