grading (
http://definr.com/grading)
n 1: the act of arranging in a graduated series [syn:
scaling]
2: changing the ground level to a smooth horizontal or gently
sloping surface [syn:
leveling]
3: evaluation of performance by assigning a grade or score;
"what he disliked about teaching was all the grading he
had to do" [syn:
marking,
scoring]