Credit earned by exam (such as CLEP, AP, etc.) does not affect GPA. You do not receive a grade for credit by exam; however, you do receive course credit if your score is high enough. Click here for a list of exams and scores accepted by various departments at UH. For further information, you may visit or write to the University Testing Services at University of Houston, University Testing Services, 210 Student Service Center 1, Houston, Texas 77204-3025.