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Metadata is data that describes other data. It's information about information - details that help organize, find, understand, and manage digital files.
• "Data about data"
• Describes the context, content, and structure of files
• Makes digital information easier to find and use
Information that describes the content - titles, authors, keywords, descriptions. Helps with discovery and identification.
Shows how data is organized - chapters in a book, pages in a document, files in a folder. Defines relationships between parts.
Technical information about managing a file - when it was created, file type, who can access it, how it was made.
| File Type | Metadata Included |
|---|---|
| Photos | Date taken, camera model, GPS location, camera settings (EXIF data) |
| Documents | Author, date created, last modified, file size, word count |
| Music | Artist, album, song title, genre, track number, release year |
| Videos | Duration, resolution, codec, date recorded, location |
| Web Pages |
When you take a photo with your smartphone, it automatically records lots of metadata:
Metadata can reveal sensitive information you might not want to share:
Before sharing files online, consider removing metadata to protect your privacy!
Many tools let you view and edit metadata:
Metadata is everywhere, you just might not notice it:
Metadata makes the digital world more organized and usable!
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