| Subject | English | Tamil |
| comp., MS | shadow copy | நிழல் நகல் (A static image of a set of data, such as the records displayed as the result of a query) |
| comp., MS | Volume Shadow Copy Service | வால்யூம் ஷேடோ நகல் சேவை (A Windows Server 2003 technology that supports creation of single point-in-time shadow copies - also known as snapshots - of single or multiple volumes without impacting file server performance. Volume Shadow Copy Service also supports backups of open files) |