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CS Professional · Artificial Intelligence, Data Analytics and Cyber Security - Laws and Practice · Data Analytics

A Mumbai-based fintech firm stores customer KYC details in a relational table with fixed columns such as name, PAN and date of birth. How is this data best classified?

The KYC details are structured data because they sit in a relational table with a predefined schema of fixed columns. Unstructured data lacks such a schema, and semi-structured data uses tags rather than rigid tables, so neither describes this storage format.

  1. AStructured dataCorrect
  2. BUnstructured data
  3. CSemi-structured data
  4. DMetadata only

Explanation

Data held in rows and columns under a predefined schema is structured data. Unstructured data has no fixed model (e.g., images, free text), and semi-structured data uses tags without a rigid table schema (e.g., JSON, XML). Metadata describes data and is not the data set itself.

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