Relational data is, by definition, data that adheres to the relational model .
In the relational model, data is organized into tables , which consist of rows (records or tuples) and columns (fields or attributes). This is known as the tabular form .
The other options are incorrect:
Unstructured data is the opposite of relational data.
A hierarchical folder structure is used for file organization, not the logical structure of relational data.
Comma-separated value (CSV) files can contain relational data, but the core definition of relational data is the tabular structure , not the file format itself.
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