Metadata

Posted on June 18th, 2008 by Kamlesh Jethwa

Metadata (singular: metadatum) (sometimes called Metainformation) is “data about data”, of any sort in any media. An item of metadata may describe an individual datum, or content item, or a collection of data including multiple content items.

Metadata (sometimes written ‘meta data’) are used to facilitate the understanding, characteristics, and management usage of data. The metadata required for effective data management varies with the type of data and context of use. In a library, where the data are the content of the titles stocked, metadata about a title would typically include a description of the content, the author, the publication date and the physical location.


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