long records remain in the
system, and how records are removed from it. [Archives] 
n., A system that comprises the whole of the rules that control the creation, maintenance, use and disposition of the records of the
creator and that provide a circumstantial probability of the authenticity of the records within the system. [Archives] 
 Initialism for “uniform disk format.” [Computer and Information Sciences] 
n., An individual or a unit within the creating organization who is responsible for keeping and man