| Subject | English | Bengali |
| comp., MS | backup copy | ব্যাকআপ কপি (A duplicate of a program, a disk, or data, made either for archiving purposes or for safeguarding files) |
| comp., MS | backup file | ব্যাকআপ ফাইল (A duplicate of a program, a disk, or data, made either for archiving purposes or for safeguarding files) |