"An Information Package, consisting of the Content Information and the associated Preservation Description Information (PDI), which is preserved within an OAIS."

A number written using binary notation which only uses zeros and ones. Example: Decimal number 7 in binary notation is: 111.

A process of data cleaning that eliminates inappropriate responses to branched questions. For instance, one question might ask if the respondent attended church last week; a response of "no" [..]

The act of making information available. Digital preservation is a requirement for providing long-term access to digital content. Access is "the OAIS entity that contains the services and functio [..]

"The OAIS entity that contains the services and functions needed to control the operation of the other OAIS functional entities on a day-to-day basis." The OAIS Reference Model identifies th [..]

(noun) A total created from smaller units. For instance, the population of a county is an aggregate of the populations of the cities, rural areas, etc., that comprise the county.

Data that have been aggregated. Contrast with microdata.

"An Archival Information Package whose Content Information is an aggregation of other Archival Information Packages."

"The OAIS entity that contains the services and functions used for the storage and retrieval of Archival Information Packages."

(noun) A data archive is a site where machine-readable materials are stored, preserved, and possibly redistributed to individuals interested in using the materials. (verb) To place or store in an arch [..]