Identify structured and unstructured data types.
Free SOA Exam PA (Predictive Analytics) lesson in Data Exploration and Visualization. 11 min read, ~1,587 words.
Structured data fits a fixed row-and-column table with a predefined schema and one data type per field. Unstructured data has no predefined tabular format: free text, images, audio, video, sensor streams. Semi-structured data carries tags or markers (JSON, XML, HTML, log files) but not rigid rows and columns. In structured...
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What this lesson covers
- Content
- Example 1
- Example 2
- Common Mistakes
- Check Your Understanding
- Exam Shortcuts
Learning objectives
- 2a
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