DA0-001 · Question #209
A data analyst is developing a data dictionary that aligns with a company's data management processes and policies. Which of the following best describes what should be included in the data…
The correct answer is C. Information containing definitions of the business data. A data dictionary serves as a centralized repository that provides detailed definitions, characteristics, and meanings for all data elements within a company's systems, ensuring consistent understanding and usage.
Question
A data analyst is developing a data dictionary that aligns with a company's data management processes and policies. Which of the following best describes what should be included in the data dictionary?
Options
- AInformation containing the links to business data
- BInformation explaining the business methodologies
- CInformation containing definitions of the business data
- DInformation describing the data analysis phases
How the community answered
(56 responses)- A2% (1)
- B4% (2)
- C93% (52)
- D2% (1)
Why each option
A data dictionary serves as a centralized repository that provides detailed definitions, characteristics, and meanings for all data elements within a company's systems, ensuring consistent understanding and usage.
While a data dictionary might reference data sources, its primary role is not to contain links to the actual business data itself, but rather metadata about it.
Information explaining business methodologies relates more to process documentation or business intelligence reports than to the structural definition of data elements.
A data dictionary is a collection of metadata, or data about data, providing detailed definitions of business data elements, their attributes (like data type, length, format), and their meaning. This is crucial for maintaining data quality, ensuring consistent interpretation across the organization, and supporting effective data management processes and policies.
Information describing data analysis phases relates to project management or data science methodologies, not the specific definitions of data elements found in a data dictionary.
Concept tested: Purpose of a data dictionary
Source: https://learn.microsoft.com/en-us/power-apps/maker/data-platform/create-edit-entity-attributes#define-attributes-in-your-data-dictionary
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