What's the name of the classes or examination a student has when he hasn't passed the school year?
Because of bad marks he hasn't change to the next grade. But he or she has an opportunity in a kind of test period. What is the name of this opportunity?

Question

Answer

a makeup or upgrading class/exam

Answer

You could be talking about a 're-sit', where you 're-sit' an exam before the grading period is over so that you can improve your grade