marking, grading, scoring -- (evaluation of performance by assigning a grade or score; "what he disliked about teaching was all the grading he had to do")
Overview of verb score
The verb score has 7 senses
score, hit, tally, rack up -- (gain points in a game; "The home team scored many times"; "He hit a home run"; "He hit .300 in the past season")
score, nock, mark -- (make small marks into the surface of; "score the clay before firing it")