2024 OK DPS Practice Test 20 Based on 2024 OK Driver's Handbook 1. This sign indicates that: A No trucks are allowed on the hill B A logging road is ahead C There is a steep hill ahead Next More 1/30 Progress 0 Errors Restart Next Next OK Permit Practice Test 20 Back to Test List OK Permit Practice Test 19 OK Permit Practice Test 21 Challenge Library 12 More OK DPS Practice Tests 1 OK Permit Practice Test 1 2 OK Permit Practice Test 2 3 OK Permit Practice Test 3 4 OK Permit Practice Test 4 5 OK Permit Practice Test 5 6 OK Permit Practice Test 6 7 OK Permit Practice Test 7 8 OK Permit Practice Test 8 21 OK Permit Practice Test 21 22 OK Permit Practice Test 22