| Exam A - Questions 1-25 Safety Test | 19 | 17 | 20 |
| Exam B - Questions 1-20 Written Test | 14 | 18 | 14 |
| Exam B - Questions 21-40 Written Test | 14 | 13 | 9 |
| Exam B - Questions 41-60 Written Test | 7 | 7 | 6 |
| Exam B - Questions 61-80 Written Test | 16 | 16 | 17 |
| Exam B - Questions 81-100 Written Test | 15 | 13 | 13 |
| Exam B Total Written Test | 66 | 67 | 59 |
| Exam C - Questions 1-20 Trouble Shooting | 30 | 28 | 22 |
| Exam C - Questions 21-40 Trouble Shooting | 30 | 32 | 28 |
| Exam C - Questions 41-50 Trouble Shooting | 14 | 12 | 14 |
| Exam C Total Troubleshooting | 74 | 72 | 64 |
| Exam D - Questions 1-20 ID | 32 | 30 | 28 |
| Exam D - Questions 21-40 ID | 40 | 32 | 28 |
| Exam D - Questions 41-50 ID | 16 | 12 | 14 |
| Exam D Total Identification | 88 | 74 | 70 |