| Subject | English | Tamil |
| comp., MS | backup copy | மறுபிரதி நகல் (A duplicate of a program, a disk, or data, made either for archiving purposes or for safeguarding files) |
| comp., MS | backup file | மறுபிரதிக் கோப்பு (A duplicate of a program, a disk, or data, made either for archiving purposes or for safeguarding files) |
| comp., MS | backup withholding | பணப் பிடிப்பு (An IRS tax rule in the United States that requires notified payers to withhold a set percentage from payments made to payees who cannot be identified due to missing or incorrect taxpayer identification numbers on tax forms) |
| comp., MS | Complete PC Backup | Complete PC மறுபிரதி (A tool in Windows Vista that backs up the entire computer (OS, settings, and files)) |
| comp., MS | Microsoft Outlook Personal Folders Backup | Microsoft Outlook தனிப்பட்ட கோப்புறைகள் காப்புறுதி (In Microsoft Outlook, an add-in which creates backup copies of .PST files at regular intervals, enabling the user to keep Outlook folders safely backed up) |
| comp., MS | Personal Folders Backup | தனிப்பட்ட கோப்புறைகள் காப்புறுதி (In Microsoft Outlook, an add-in which creates backup copies of .PST files at regular intervals, enabling the user to keep Outlook folders safely backed up) |
| comp., MS | tail-log backup | டைல்-பதிவு மறுபிரதி (A log backup taken from a possibly damaged database to capture the log that has not yet been backed up. A tail-log backup is taken after a failure in order to prevent work loss) |
| comp., MS | Windows Backup | Windows மறுபிரதி (A file backup feature of Windows Vista that performs scheduled incremental backups of data to the target media. It also allows the user to restore an individual file or a group of files) |
| comp., MS | Windows System Image Backup | Windows அமைப்பு படிம மறுபிரதி (A tool in Windows Vista that backs up the system image) |