| Subject | English | Welsh |
| comp., MS | archive mailbox | blwch post archif (An alternate storage location in which to store historical messaging data, accessible online through Outlook 2010 or Outlook Web App) |
| comp., MS | distributed archive | archif wedi'i dosbarthu (A document repository (usually large) that spans multiple site collections) |
| comp., MS | Online Archive | Archif Ar-lein (A repository that is separate from the user's mailbox and that allows items to be archived on the server) |
| comp., MS | Web archive | archif y We (A presentation saved in MHTML format that integrates all supporting information, including graphics and other files, into a single file) |