 These standards are in place to provide archivists with the tools for describing and making accessible archival material to the public.Metadata comprises contextual data pertaining to a record or aggregate of records.In order to compile metadata consistently, so as to enhance the discoverability of archival materials for users, as well as support the care and preservation of the materials by the archival institution, archivists look to standards appropriate to various kinds of metadata for different purposes, including administration, description, preservation, and digital storage and retrieval.