2024 NC CDL Practice Test: Class B - Test 5 Based on 2024 NC CDL Handbook 17. If your brakes fail on a downgrade, what is your best hope to stop? A An escape ramp B Going off the road C Using the shoulder Next More 17/29 Progress 0 Errors Restart Next Next Class B - Test 5 Back to Test List Class B - Test 4 Class B - Test 6 Challenge Library 12 More NC CDL Practice Tests 14 Class B - Test 6 15 Class B - Test 7 16 HazMat - Test 17 HazMat - Test 2 18 HazMat - Test 3 19 HazMat - Test 4 20 HazMat - Test 5 21 HazMat - Test 6 22 Passenger - Test 23 Passenger - Test 2