Check the student's solution of an exercise contained in stud.file
check.chunk(chunk.ind, ps = get.ps(), verbose = FALSE,
stud.code = ps$cdt$stud.code[[chunk.ind]],
stud.env = make.chunk.stud.env(chunk.ind, ps), expect.change = FALSE,
store.output = TRUE, noeval = isTRUE(ps$noeval),
precomp = isTRUE(ps$precomp))
The code of the student's solution as a string (or vector of strings)
The name of the exercise