| English | Spanish |
| concurrency model | modelo de simultaneidad (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) |
| optimistic concurrency | simultaneidad optimista (A method of managing concurrency by using a cached object's version information. Because every update to an object changes its version number, using version information prevents the update from overwriting someone else's changes) |
| pessimistic concurrency | simultaneidad pesimista (A method of managing concurrency by using a lock technique to prevent other clients from updating the same object at the same time) |