Question This sign means: Answers Trucks entering. Truck exit only. Steep downgrade ahead. Explanation This sign warns that a steep downgrade is ahead on the road. Drivers should check their brakes. Pass your DMV Written Test with flying colors Take me to the cheat sheet Nebraska This questions appears in the following tests: Alabama Practice Test 5 Alabama Practice Test 37 Arizona Practice Test 9 Arkansas Practice Test 21 California Practice Test 30 Connecticut Practice Test 9 Delaware Practice Test 27 Delaware Practice Test 4 Georgia Practice Test 14 Georgia Practice Test 34 Illinois Practice Test 27 Illinois Practice Test 19 Kansas Practice Test 19 Kentucky Practice Test 5 Kentucky Practice Test 28 Maine Practice Test 34 Maryland Practice Test 12 Mississippi Practice Test 30 Mississippi Practice Test 27 Nebraska Practice Test 5 Nebraska Practice Test 24 New Mexico Practice Test 6 Oklahoma Practice Test 2 South Dakota Practice Test 17 Tennessee Practice Test 18 Wisconsin Practice Test 40 Wyoming Practice Test 30 Wyoming Practice Test 25 California Practice Test 40