It shortly stands for tests and operations. Within the DevOps culture, it is a sub-discipline DevOps. There are two approaches to TestOps, these are related to the test approach that you are applying the overall test approach. Mainly if you are applying `shift-left testing` then the TestOps should be adopted to have more collaboration with the development team, `TestOps shift-right`. On the other hand, if you are applying `shift-right testing` then the TestOps should be adopted to have more collaboration with the operation team, this can be called `TestOps shift-left`. See video for this in Turkish: https://www.youtube.com/watch?v=ZkIzVwyEgb0