2024 MD MVA Practice Test 19 Based on 2024 MD Driver's Handbook 14. This sign means A Truck stop ahead. B Trucks under 18,000 lbs. allowed. C Hill ahead. Next More 14/30 Progress 0 Errors Restart Next Next MD Permit Practice Test 19 Back to Test List MD Permit Practice Test 18 MD Permit Practice Test 20 Challenge Library 12 More MD MVA Practice Tests 1 MD Permit Practice Test 1 2 MD Permit Practice Test 2 3 MD Permit Practice Test 3 4 MD Permit Practice Test 4 5 MD Permit Practice Test 5 6 MD Permit Practice Test 6 7 MD Permit Practice Test 7 8 MD Permit Practice Test 8 9 MD Permit Practice Test 9 20 MD Permit Practice Test 20