continuous assessment 
noun [mass noun] British
The evaluation of a pupil’s progress throughout a course of study, as distinct from by examination: continuous assessment is used to decide whether or not children have attained their reading targets...
- He said the best way to measure children's progress was through continuous assessment and monitoring by teachers.
- Is it by final examination, continuous assessment or a bit of both?
- The council also evaluated the process of continuous assessment of pupils, for which marks are given throughout the year.