---
title: "Metadata — AP CSP Definition & Exam Guide"
description: "Metadata are data about data, like a photo's file size or creation date. AP CSP tests what you can (and can't) learn from metadata alone in Unit 2."
canonical: "https://fiveable.me/ap-comp-sci-p/key-terms/metadata"
type: "key-term"
subject: "AP Computer Science Principles"
---

# Metadata — AP CSP Definition & Exam Guide

## Definition

Metadata refers to descriptive information about data, such as its format, location, authorship, and creation date. It provides context and additional details that help organize and manage data effectively.

## Related Study Guides

- [2.3 Extracting Information from Data](/ap-comp-sci-p/unit-2/extracting-information-data/study-guide/EFuLgc6tL71cegDFjXRl)
- [Big Idea 2 Overview: Data](/ap-comp-sci-p/unit-2/review/study-guide/YlNeQAM5snCDFEtp0CGd)
- [What Are the Best Quizlet Decks for AP Computer Science Principles?](/ap-comp-sci-p/faqs/quizlet-decks/study-guide/bsTAXNQYv5tb87EBAGjd)

## Review

### Related Terms

- Data Mining: It involves extracting patterns or knowledge from large datasets using various techniques such as statistical analysis and machine learning.
- Data Dictionary: A centralized repository that contains definitions and descriptions for all data elements used within an organization's database system.
- Structured Data: Refers to organized and well-defined data that fits into predefined formats (e.g., tables) making it easier for analysis and processing.