| Subject | English | Welsh |
| comp., MS | file replication service | gwasanaeth dyblygu ffeiliau (A service that provides multimaster file replication for designated directory trees between designated servers running Windows Server 2003. The designated directory trees must be on disk partitions formatted with the version of NTFS used with the Windows Server 2003 family. FRS is used by Distributed File System (DFS) to automatically synchronize content between assigned replicas and by Active Directory to automatically synchronize content of the system volume information across domain controllers) |
| comp., MS | Replication ID | ID Dyblyg (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |
| comp., MS | replication topology | topoleg ddyblyg (In Active Directory replication, the set of connections that domain controllers use to replicate information among themselves) |