| Subject | English | Portuguese |
| el. | auxiliary backup heating | aquecimento auxiliar |
| comp., MS, Braz. | backup battery | bateria de reserva (An additional battery source available in Windows Mobile powered devices. It avoids data loss if the primary battery loses power) |
| bank. | backup contingency payment | pagamento de reserva de contingência |
| IT | backup copy | cópia de salvaguarda |
| IT, el. | backup copy | cópia de segurança |
| comp., MS, Braz. | backup copy | cópia de backup (A duplicate of a program, a disk, or data, made either for archiving purposes or for safeguarding files) |
| comp., MS | backup copy | cópia de segurança (A duplicate of a program, a disk, or data, made either for archiving purposes or for safeguarding files) |
| comp., MS, Braz. | backup designated router | roteador designado de backup (An OSPF router that forms adjacencies with all other routers on a multiple access network and becomes the designated router when the designated router becomes unavailable) |
| comp., MS, Braz. | backup device | dispositivo de backup (A tape or disk drive containing a backup medium) |
| comp., MS | backup device | dispositivo de cópia de segurança (A tape or disk drive containing a backup medium) |
| mech.eng., el. | backup facility | fonte auxiliar de energia |
| 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 | arquivo |
| IT | backup file | ficheiro de segurança |
| 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) |
| light. | backup light | farol de marcha-atrás |
| light. | backup light | luz de marcha-atrás |
| bank. | backup lump sum payment | pagamento de reserva de montante único |
| comp., MS, Braz. | backup media pool | pool de mídia de backup (A logical collection of data-storage media that has been reserved for use by Microsoft Windows Backup. Backup uses Removable Storage to control access to specific media within a library) |
| comp., MS | backup media pool | conjunto de suportes de dados de cópia de segurança (A logical collection of data-storage media that has been reserved for use by Microsoft Windows Backup. Backup uses Removable Storage to control access to specific media within a library) |
| comp., MS, Braz. | backup medium | mídia de backup (Disk file or tape used to hold one or more backups) |
| comp., MS | backup medium | suporte de cópia de segurança (Disk file or tape used to hold one or more backups) |
| comp., MS, Braz. | Backup Operators group | grupo Operadores de Backup (A type of local or global group that contains the user rights you need to back up and restore files and folders. Members of the Backup Operators group can back up and restore files and folders regardless of ownership, permissions, encryption, or auditing settings) |
| comp., MS | Backup Operators group | grupo de Operadores de Cópia de Segurança (A type of local or global group that contains the user rights you need to back up and restore files and folders. Members of the Backup Operators group can back up and restore files and folders regardless of ownership, permissions, encryption, or auditing settings) |
| energ.ind., el. | backup power supply | unidade de alimentação de segurança |
| energ.ind., el. | backup power supply | unidade de alimentação de reserva |
| IT | backup procedure | procedimento de salvaguarda |
| IT | backup procedures | procedimentos de segurança |
| IT | backup procedures | procedimentos de salvaguarda |
| IT | backup program | programa de cópia de segurança |
| el., sec.sys. | backup protection | protecção secundária |
| el., sec.sys. | backup protection | protecção de socorro |
| comp., MS, Braz. | Backup Recovery Migration tool | Ferramenta Backup e Recuperação de Migração (A command line utility that is used to backup and restore print configuration and items (print queues, drivers, print processors, etc) during a print migration) |
| comp., MS | Backup Recovery Migration tool | ferramenta de Migração de Recuperação de Cópias de Segurança (A command line utility that is used to backup and restore print configuration and items (print queues, drivers, print processors, etc) during a print migration) |
| comp., MS, Braz. | backup set | conjunto de backup (A collection of files, folders, and other data that have been backed up and stored in a file or on one or more tapes) |
| comp., MS | backup set | conjunto de cópias de segurança (A collection of files, folders, and other data that have been backed up and stored in a file or on one or more tapes) |
| comp., MS, Braz. | backup set catalog | catálogo de conjunto de backup (A summary of the files and folders that have been saved in a backup set) |
| comp., MS | backup set catalog | catálogo de conjuntos de cópias de segurança (A summary of the files and folders that have been saved in a backup set) |
| comp., MS, Braz. | backup shadow copy | cópia de sombra de backup (A shadow copy of a replica created by the DpmBackup command-line tool. In DPM, backup shadow copies are used to archive replicas to tape) |
| comp., MS, Braz. | backup snapshot | instantâneo de backup (A snapshot of a site's data, created by the Backup Configuration Manager Site Server task or by another backup utility. The backup snapshot is used during a site recovery process to restore the site's data) |
| comp., MS | backup snapshot | instantâneo de cópia de segurança (A snapshot of a site's data, created by the Backup Configuration Manager Site Server task or by another backup utility. The backup snapshot is used during a site recovery process to restore the site's data) |
| IT | backup software | programa de cópia de segurança |
| commun. | backup supervisor | supervisor de salvaguarda |
| IT | backup system | sistema de salvaguarda |
| el. | backup voltage storage battery | bateria de acumuladores em tensão |
| comp., MS, Braz. | backup withholding | retenção para garantia de imposto (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 | backup withholding | retenção na fonte (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) |
| IT | battery backup board | carta de bateria de reserva |
| el., sec.sys. | circuit local backup protection | protecção secundária local de circuito |
| IT | operational backup site | base de segurança operacional |
| IT | program backup tape | cassete para cópia de segurança de programas |
| commun., IT | program modification backup tape | fita de salvaguarda do programa antes das modificações |
| el., sec.sys. | remote backup protection | protecção secundária remota |
| el., sec.sys. | substation local backup protection | protecção secundária de subestação |
| el., sec.sys. | substation local backup protection | protecção secundária local de posto |