Which of the following is an example of structured data?

The correct answer is A. A credit card number. Structured data is highly organized, follows a predefined format, and fits neatly into rows and columns of a relational database. A credit card number has a fixed, well-defined structure (typically 16 digits with specific grouping and checksum rules) that can be stored in a…

Data Concepts and Environments

Question

Options

AA credit card number
BAn email
CA photo
DSocial media correspondence

How the community answered

(53 responses)

A
91% (48)
B
2% (1)
C
6% (3)
D
2% (1)

Explanation

Structured data is highly organized, follows a predefined format, and fits neatly into rows and columns of a relational database. A credit card number has a fixed, well-defined structure (typically 16 digits with specific grouping and checksum rules) that can be stored in a defined field. Emails (B) contain free-form text bodies making them semi-structured or unstructured. Photos (C) are binary/unstructured data. Social media correspondence (D) is unstructured free-form text with variable content.

Topics

#Structured data#Data types#Data classification

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