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DA0-001 · Question #59
DA0-001 Question #59: Real Exam Question with Answer & Explanation
The correct answer is A: A data lake. A data lake is designed to store large volumes of raw, unstructured, semi-structured, and structured data from various sources in its native format.
Data Concepts and Environments
Question
Which of the following would be used to store unstructured data from different sources?
Options
- AA data lake
- BA database management system
- CA database
- DA data warehouse
Explanation
A data lake is designed to store large volumes of raw, unstructured, semi-structured, and structured data from various sources in its native format.
Common mistakes.
- B. A database management system (DBMS) typically manages structured data and often requires a predefined schema, which is not ideal for raw, unstructured data.
- C. A database, in its conventional sense, primarily stores structured data in tables with defined schemas, making it unsuitable for unstructured data without prior processing.
- D. A data warehouse is optimized for storing structured, historical data for analytical purposes, usually after significant transformation and with a predefined schema, making it less suitable for raw unstructured data.
Concept tested. Data storage for unstructured data
Reference. https://learn.microsoft.com/en-us/azure/architecture/data-guide/technology-choices/data-lakes
Topics
#data lake#unstructured data#data storage#data environments
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