Question This sign means: Answers Farm machinery. Steep downgrade. Do not enter. Left turn yield on green. Explanation Warning signs prepare drivers for upcoming road conditions and hazards and are usually yellow with black markings. This sign alerts drivers to potential farm machinery driving in the area. Pass your DMV Written Test with flying colors Take me to the cheat sheet Indiana This questions appears in the following tests: Indiana Practice Test 49 Indiana Practice Test 45 Indiana Practice Test 21 Alaska Practice Test 145 Colorado Practice Test 110 Florida Practice Test 102 Hawaii Practice Test 28 Idaho Practice Test 26 Indiana Practice Test 85 Louisiana Practice Test 166 Massachusetts Practice Test 59 Michigan Practice Test 123 Minnesota Practice Test 2 Missouri Practice Test 167 Montana Practice Test 31 Nevada Practice Test 124 New Hampshire Practice Test 142 New Jersey Practice Test 57 North Carolina Practice Test 178 North Dakota Practice Test 120 Ohio Practice Test 21 Oregon Practice Test 95 Pennsylvania Practice Test 116 Texas Practice Test 44 Utah Practice Test 34 Vermont Practice Test 10 Virginia Practice Test 161 Washington Practice Test 96 West Virginia Practice Test 45 Indiana Practice Test 14