Describe what information can be extracted from metadata.
DAT-2.B.1 Metadata are data about data. For example, the piece of data may be an image, while the metadata may include the date of creation or the file size of the image.
DAT-2.B.2 Changes and deletions made to metadata do not change the primary data.
DAT-2.B.3 Metadata are used for finding, organizing, and managing information.
DAT-2.B.4 Metadata can increase the effective use of data or data sets by providing additional information.
DAT-2.B.5 Metadata allow data to be structured and organized.