Iowa DOT permit practice test 8
25 questions written from the Iowa Driver's License Manual, covering hazards, weather and night driving, emergencies, turns and intersections, safe and defensive driving, road signs and more. Pick an answer to see straight away whether you're right and why. The real Iowa DOT test has 25 questions and you need 20 right.
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Question 1When should high beams be used?
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A: When other drivers won't see them, such as on isolated roads. Use high beams only where no other drivers will be dazzled by them, such as empty rural roads. Iowa Driver's License Manual: 5.7 Night Driving, page 56.
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Question 2What is Step 1 after a crash, according to the Iowa manual?
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A: Steer It-Clear It: get the vehicle out of traffic, turned off and stopped. Step 1 is Steer It-Clear It: make sure your vehicle is out of traffic, turned off and no longer moving. Iowa Driver's License Manual: 5.15 Involvement in a Crash, page 63.
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Question 3What is unusual about a diverging diamond interchange?
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A: Traffic briefly drives on the opposite side of the road. A diverging diamond directs drivers to the opposite side of the road briefly before crossing back. Iowa Driver's License Manual: 5.4 Diverging Diamond Interchange, page 53.
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Question 4Does forward collision warning automatically brake for you?
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A: No, the warning alone does not brake. Forward collision warning only alerts you; it is up to you to brake or steer. Iowa Driver's License Manual: 3.3 Advanced Driver-Assistance Systems — Forward Collision Warning Systems, page 30.
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Question 5Where will you see a DO NOT ENTER sign?
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A: At exit ramps, divided-road crossovers and one-way roads. Do Not Enter signs appear at exit ramps, crossovers on divided roadways and on one-way roads. Iowa Driver's License Manual: 2.2 Regulatory Signs — Do Not Enter Sign, page 8.
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Question 6Illegally passing a stopped school bus in Iowa can result in license suspension for up to how long?
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C: 180 days. Violating the school bus law may result in a license suspension of up to 180 days. Iowa Driver's License Manual: 2.24 School Buses, page 20.
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Question 7A deer runs in front of you and there isn't time to stop. What should you do?
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A: Do not swerve or veer. Swerving or veering to miss an animal usually leads to a worse crash, so brake and stay in your lane. Iowa Driver's License Manual: 5.8 Deer and Other Animals, page 57.
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Question 8After a crash, what should you be ready to give a law enforcement officer?
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A: Insurance information, vehicle registration and your driver's license. Be ready to provide vehicle insurance information, registration and your driver's license. Iowa Driver's License Manual: 5.15 Involvement in a Crash, page 63.
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Question 9What controls traffic entering a roundabout?
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A: Yield signs, directional signs and pavement markings. Roundabouts have no stop signs or signals; yield signs, directional signs and markings guide traffic. Iowa Driver's License Manual: 5.5 Roundabouts, page 54.
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Question 10What does a lane departure warning system rely on to work?
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A: Painted roadway lane markings. Lane departure warning watches the painted lane lines to tell when you drift, so it cannot be relied on to keep you in your lane. Iowa Driver's License Manual: 3.3 Advanced Driver-Assistance Systems — Lane Departure Warning Device, page 30.
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Question 11What color and shape are most warning signs?
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A: Yellow diamond with black lettering or symbols. Most warning signs are diamonds with a yellow background and black words or symbols. Iowa Driver's License Manual: 2.3 Warning Signs, page 9.
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Question 12Under Iowa's Move Over or Slow Down Law, which stopped vehicles must you move over for?
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A: Emergency, tow, maintenance, construction, garbage/recycling vehicles with flashing lights, and any vehicle with hazards on. The law covers stopped emergency, tow, recovery, maintenance, construction, solid waste and recycling vehicles with flashing lights, and any vehicle showing hazard lights. Iowa Driver's License Manual: 2.27 Approaching Stopped Vehicles — Iowa's Move Over or Slow Down Law, page 22.
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Question 13Which months are the peak months for deer collisions in Iowa?
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A: October, November and May. Deer crashes peak in October, November and May, though they can happen any month. Iowa Driver's License Manual: 5.8 Deer and Other Animals, page 57.
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Question 14How do you exit a single-lane roundabout?
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A: Signal, then exit to the right, yielding to anyone in the crosswalk. Signal, then exit to your right and yield to anyone in the crosswalk. Iowa Driver's License Manual: 5.5 Roundabouts — Single-Lane Roundabout, page 54.
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Question 15When may parking sensors miss objects?
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A: When objects are flat on the ground, below the bumper, too close or too far. Parking sensors may not detect objects flat on the ground, below the bumper, too close or too far away. Iowa Driver's License Manual: 3.3 Advanced Driver-Assistance Systems — Parking Sensors, page 31.
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Question 16You see the Two-Way Traffic warning sign. What does it mean?
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A: You are leaving a one-way road and entering a two-way road; keep right. This sign means the one-way road is ending and oncoming traffic is ahead, so stay to the right. Iowa Driver's License Manual: 2.3 Warning Signs, page 9.
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Question 17If you cannot safely change lanes for a stopped vehicle with flashing lights, what does Iowa law require?
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A: Slow down to a reasonable speed and be prepared to stop. Slow down and be prepared to stop; no specific speed is set, but it must be reasonable for conditions. Iowa Driver's License Manual: 2.27 Approaching Stopped Vehicles — Iowa's Move Over or Slow Down Law, page 22.
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Question 18On a hot day, how quickly can the inside of a closed vehicle climb above 160 degrees?
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A: In less than 10 minutes. Depending on temperature and humidity, a closed vehicle can pass 160 degrees inside in under 10 minutes, so never leave a child, dependent adult or pet in one. Iowa Driver's License Manual: 5.12 Closed Vehicles on a Hot Day, page 59.
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Question 19In a multi-lane roundabout, when should you signal to exit?
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A: After passing the street before your exit. Turn on your right signal once you have passed the exit just before yours, then leave the roundabout. Iowa Driver's License Manual: 5.5 Roundabouts — Multi-Lane Roundabout, page 54.
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Question 20When will lane keeping assist not work?
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A: When lane lines are faint or covered with snow or dirt. Lane keeping assist depends on visible lane lines, so it fails when lines are faded or hidden by snow or dirt. Iowa Driver's License Manual: 3.3 Advanced Driver-Assistance Systems — Lane Keeping Assist, page 32.
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Question 21What does the Divided Highway Ends sign warn you about?
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A: Two-way traffic will no longer be divided; watch for oncoming vehicles. Divided Highway Ends means traffic will no longer be separated by a center strip; watch for oncoming vehicles. Iowa Driver's License Manual: 2.3 Warning Signs, page 9.
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Question 22You are driving alongside a large truck or bus. What does the manual advise?
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A: Never stay alongside; they have large blind spots. Trucks and buses have large blind spots, so do not linger beside them. Iowa Driver's License Manual: 3.4 Being Aware of Blind Spots — Other Drivers' Blind Spots, page 34.
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Question 23On wet or slippery roads, which lights does the Iowa manual tell you to turn on?
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A: Low-beam headlights. Turn on low-beam headlights on wet roads; this helps others see you. Iowa Driver's License Manual: 5.13 Inclement Weather Driving — Wet/Slippery Roads, page 60.
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Question 24What is the truck apron in a roundabout for?
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A: To accommodate the rear wheels of long vehicles. The truck apron accommodates the rear wheels of long vehicles such as semis and vehicles with trailers. Iowa Driver's License Manual: 5.5 Roundabouts, page 55.
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Question 25What are blind spots?
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A: Areas outside your vehicle that cannot be seen using mirrors. A blind spot is any area around the vehicle that your mirrors do not show you. Iowa Driver's License Manual: 3.4 Being Aware of Blind Spots, page 34.
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Our own questions, written from the Iowa Driver's License Manual and checked against it. Not affiliated with the Iowa Department of Transportation, Motor Vehicle Division. Found a mistake? Tell us.