Idaho road signs practice test
Road signs are part of the Idaho ITD DMV knowledge test. Practise the 21 sign questions we wrote from the Idaho handbook, then drill every common sign.
Idaho handbook sign questions
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Question 1In Idaho, regulatory signs are generally what colors?
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B: Black and white (some red and white). Most regulatory signs use black and white; a few, such as STOP and YIELD, use red and white. Idaho Driver's Handbook: Traffic Signs, page 44.
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Question 2At a stop sign with no stop line or crosswalk, where must you stop?
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A: At the point nearest the intersecting highway where you can see approaching traffic. With no stop line or crosswalk, stop as close to the cross road as you can while still having a view of traffic coming along it. Idaho Driver's Handbook: Traffic Signs, page 44.
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Question 3At a yield sign, pedestrians are in or about to enter the crosswalk. What must you do?
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C: Stop until they have crossed, then proceed. A yield sign means pedestrians in or entering the crosswalk go first: stop and wait for them to finish crossing, then continue. Idaho Driver's Handbook: Traffic Signs, page 45.
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Question 4A 'Keep Right of Island' sign means:
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C: The road ahead is divided; stay to the right of the island or barrier. This sign tells you the road splits around an island or barrier ahead and you must pass on its right side. Idaho Driver's Handbook: Traffic Signs, page 45.
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Question 5What colors are warning signs in a work zone?
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B: Orange and black. In work zones, warning signs are orange with black symbols or lettering. Idaho Driver's Handbook: Work Zone Signs, page 46.
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Question 6A 'Lane Shift' work zone sign means:
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D: All lanes will shift; stay in your lane as it shifts. The lanes ahead bend over to a new position; keep within your own lane as it moves sideways. Idaho Driver's Handbook: Work Zone Signs, page 46.
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Question 7What does a 'Road Closed to Thru Traffic' sign mean?
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A: The work zone is open only to local traffic with a reason to stop within it. Only local residential or commercial traffic with a reason to stop in the work zone may enter; continuous trips through are prohibited. Idaho Driver's Handbook: Work Zone Signs, page 47.
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Question 8Who must you obey at a school crossing besides police?
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A: School safety patrol officials with badges or 'School Patrol' insignia. You must follow directions from school safety patrol officials appointed by the school. Idaho Driver's Handbook: School Safety Patrols, page 48.
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Question 9Most warning signs in Idaho are:
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D: Black on yellow and diamond-shaped. Warning signs are usually yellow diamonds with black symbols or words; some school signs are fluorescent yellow-green. Idaho Driver's Handbook: Warning Signs, page 49.
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Question 10An 'Open Range' warning sign means:
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C: Livestock may roam freely and unfenced and have the right-of-way. Open range means livestock may roam freely and unfenced and have the right-of-way. Idaho Driver's Handbook: Warning Signs, page 49.
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Question 11A '3-Way Intersection' (T) warning sign tells you:
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C: You will have to turn right or left and must yield to drivers from the other two directions. You're approaching a T intersection; you must turn right or left and stop and yield to drivers from the other two directions. Idaho Driver's Handbook: Warning Signs, page 49.
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Question 12An 'Added Lane' sign warns that:
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B: Two highways are converging; watch for traffic in the left lane moving right. Two highways are converging; watch for traffic moving into the right lane, and check before moving left. Idaho Driver's Handbook: Warning Signs, page 50.
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Question 13A 'Two-Way Traffic' warning sign means:
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B: A change from a multi-lane divided highway to a two-lane, two-way section. It warns that the divided, multi-lane highway is ending and you are entering a two-lane road with traffic in both directions. Idaho Driver's Handbook: Warning Signs, page 50.
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Question 14On a 'Lane Ends/Merge Left' sign, who must yield?
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B: Merging traffic. Two lanes will become one; merging traffic must yield. Idaho Driver's Handbook: Warning Signs, page 50.
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Question 15Where is the pennant-shaped No Passing Zone sign placed?
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A: On the left side of the road. The pennant-shaped sign is on the left-hand side of the road, in addition to DO NOT PASS signs or markings. Idaho Driver's Handbook: Warning Signs, page 52.
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Question 16What should you do when you see a 'Hill' warning sign?
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A: Check your brakes before going down the steep hill. The Hill sign warns of a steep downgrade; check your brakes before going down. Idaho Driver's Handbook: Warning Signs, page 52.
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Question 17What is posted on an Emergency Notification System sign at a railroad crossing?
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A: The railroad's phone number and the crossing number. It lists the railroad's phone number and the crossing number to report emergencies or warning device malfunctions. Idaho Driver's Handbook: Warning Signs, page 53.
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Question 18White on blue guide signs indicate:
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D: Motorist services. Blue guide signs point to motorist services; green ones give directions and distances, and brown ones mark cultural, historical or scenic sites. Idaho Driver's Handbook: Guide Signs, page 53.
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Question 19What do red-and-white barricades indicate, compared to orange-and-white ones?
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C: Red-and-white are permanent; orange-and-white are temporary. Red-and-white barricades are permanent and orange-and-white ones are temporary, but both tell drivers the same thing. Idaho Driver's Handbook: Barricades, page 54.
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Question 20A barricade has a V-shaped stripe pattern. What does it mean?
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A: The road is closed; traffic can proceed no further. The V-shaped pattern means the road is closed and traffic can go no further. Idaho Driver's Handbook: Barricades, page 54.
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Question 21Barricade stripes angle down to the right. Which side should you pass on?
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A: Right. When the stripes slope down toward the right, go around the barricade on its right side. Idaho Driver's Handbook: Barricades, page 54.
Answer every question to see your score.
Road signs drill
20 random signs from our library of US road signs. Signs are the same in every state under the federal sign manual.
Name the sign
Every road sign explained: shape, color, meaning and what to do.