2024 CO DMV Practice Test 19 Based on 2024 CO Driver's Handbook 28. Failure to obey posted traffic signs is _________. A Not suggested B Illegal C Acceptable D Legal Next More 28/30 Progress 0 Errors Restart Next Next CO Permit Practice Test 19 Back to Test List CO Permit Practice Test 18 CO Permit Practice Test 1 Challenge Library 12 More CO DMV Practice Tests 1 CO Permit Practice Test 1 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