| Subject | English | Portuguese |
| comp., MS, Braz. | backup file | arquivo de backup (A duplicate of a program, a disk, or data, made either for archiving purposes or for safeguarding files) |
| IT | backup file | ficheiro de salvaguarda |
| IT | backup file | ficheiro de segurança |
| IT | backup file | arquivo |
| comp., MS | backup file | ficheiro de cópia de segurança (A duplicate of a program, a disk, or data, made either for archiving purposes or for safeguarding files) |
| comp., MS, Braz. | file backup | backup de arquivo (A backup of all the data in one or more files or filegroups) |
| comp., MS, Braz. | file differential backup | backup diferencial de arquivo (A backup of one or more files containing only changes made to each file since its most recent file backup. A file differential backup requires a full file backup as a base) |