2024 CO DMV Practice Test 1 Based on 2024 CO Driver's Handbook 2. This sign means A Don't drink if you are going to drive. B You are approaching a hill. C Road curves ahead. D Slippery when wet. Next More 2/30 Progress 0 Errors Restart Next Next CO Permit Practice Test 1 Back to Test List CO Permit Practice Test 19 CO Permit Practice Test 2 Challenge Library 12 More CO DMV Practice Tests 2 CO Permit Practice Test 2 3 CO Permit Practice Test 3 4 CO Permit Practice Test 4 5 CO Permit Practice Test 5 6 CO Permit Practice Test 6 7 CO Permit Practice Test 7 8 CO Permit Practice Test 8 9 CO Permit Practice Test 9 10 CO Permit Practice Test 10 11 CO Permit Practice Test 11