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Notes: Dublin Core: Examples of dimensions include size and duration. Recommended best practice is to use a controlled vocabulary such as the list of Internet Media Types [MIME]. Audubon Core: The technical format of the resource (file format or physical medium).
Recommended best practice is to use a controlled vocabulary such as the list of Internet Media Types [MIME]. This item is recommended for offline digital content. In cases where the provided URL includes a standard file extension from which the format can be inferred it is permissible to not provide this item.
Three types of values are recommended: (a) any MIME type; (b) common file extensions like txt, doc, odf, jpg/jpeg, png, pdf; (c) the following special values: Data-CD, Audio-CD, Video-CD, Data-DVD, Audio-DVD, Video-DVD-PAL, Video-DVD-NTSC, photographic slide, photographic print.
Compare Type for the content-type.
Constraints in the context of Dublin Core: