| Subject | English | Portuguese |
| commun., IT | commitment,concurrency and recovery relationship | relação de compromisso,concorrência e recuperação |
| comp., MS | concurrency model | modelo de simultaneidade (A way in which an application can be designed to account for concurrent operations that use the same cached data. Windows Server AppFabric supports optimistic and pessimistic concurrency models) |
| comp., MS, Braz. | Concurrency Runtime | Tempo de Execução de Simultaneidade (A concurrent programming framework for C++ that simplifies parallel programming and helps developers write robust, scalable, and responsive parallel applications) |
| comp., MS, Braz. | optimistic concurrency | simultaneidade otimista (A type of locking in which the data page or row containing one or more records (rows) -- (including the data being edited) -- is unavailable to other users only while the data is being updated, but is available between the Edit and Update operations) |
| comp., MS | pessimistic concurrency | simultaneidade pessimista (A method of managing concurrency by using a lock technique to prevent other clients from updating the same object at the same time) |