public List <int> SaveStudentTotalScore(StoreScore storeScore) { try { List <int> results = new List <int>(); Exam exam = examDal.GetExamByExamId(storeScore.ExamId); List <int> isCorrectAnswers = examDal.SelectStudentAnswerScore(storeScore.UserId, storeScore.ExamId); int correctNum = 0; for (int i = 0; i < isCorrectAnswers.Count; i++) { if (isCorrectAnswers[i] == 1) { correctNum++; } } storeScore.Score = correctNum * exam.SingleScore; if (storeScore.Score >= exam.PassScore) { storeScore.Operation = "Pass"; } else if (storeScore.Score < exam.PassScore) { storeScore.Operation = "No pass"; } examDal.SaveStudentTotalScore(storeScore); results.Add(storeScore.Score); results.Add(correctNum); return(results); } catch (SqlException sqlException) { log.Error(sqlException.StackTrace); throw new FaultException <DBException>(new DBException(), Constants.ServerError); } }