Question A yellow and black diamond-shaped sign: Answers Warns you about conditions on or near the road. Helps direct you to cities and towns ahead. Tells you about traffic laws and regulations. Tells you about road construction ahead. Explanation Warning signs, which tell you about conditions on or near the road ahead, are usually diamond-shaped with black symbols or words on a yellow background. Pass your DMV Written Test with flying colors Take me to the cheat sheet Pennsylvania This questions appears in the following tests: Alaska Practice Test 8 Colorado Practice Test 3 District Of Columbia Practice Test 3 Florida Practice Test 42 Florida Practice Test 48 Hawaii Practice Test 5 Idaho Practice Test 39 Idaho Practice Test 11 Indiana Practice Test 6 Indiana Practice Test 34 Louisiana Practice Test 29 Maine Practice Test 29 Massachusetts Practice Test 15 Michigan Practice Test 24 Michigan Practice Test 19 Minnesota Practice Test 17 Minnesota Practice Test 1 Missouri Practice Test 19 Montana Practice Test 5 Nevada Practice Test 33 Nevada Practice Test 35 New Hampshire Practice Test 4 New Hampshire Practice Test 38 New Jersey Practice Test 4 New Jersey Practice Test 47 North Carolina Practice Test 14 North Carolina Practice Test 10 North Dakota Practice Test 8 Ohio Practice Test 21 Ohio Practice Test 33 Oregon Practice Test 18 Pennsylvania Practice Test 11 Pennsylvania Practice Test 17 Rhode Island Practice Test 2 South Carolina Practice Test 21 Texas Practice Test 4 Utah Practice Test 17 Virginia Practice Test 4 Washington Practice Test 14 Wisconsin Practice Test 44