Tennessee Car / Permit practice
Traffic Laws
Speed limits, turning and signaling rules, headlight and seat-belt requirements, and the everyday laws every driver must follow.
Questions reviewed against the official Tennessee driver handbook · July 7, 2026
14 questions · pass with 11 correct. You get instant feedback and an explanation after every answer.
Study questions with answers
12 sample Traffic Laws questions with the correct answer, a short explanation, and the official handbook reference. Read through them, then take the quiz above.
1. A driver is considered to be operating a slow-moving vehicle when traveling:
Correct answer: 10 mph or more below the lawful maximum speed
You are a slow-moving vehicle when your speed is 10 mph or more below the lawful maximum; if five or more vehicles stack up behind you, pull off when safe.
Source: Tennessee Comprehensive Driver License Manual — Slow-Moving Vehicles
2. Tennessee law requires headlights to be switched on in daylight whenever:
Correct answer: The wipers are running continuously due to precipitation
Whenever rain, mist, or snow requires steady use of the windshield wipers, the headlights must also be on.
Source: Tennessee Comprehensive Driver License Manual — Use of Headlights
3. A left turn on a red light is allowed in Tennessee only when turning:
Correct answer: From a one-way street onto another one-way street
A left turn on red is permitted only when moving from a one-way street onto another one-way street, after a complete stop.
Source: Tennessee Comprehensive Driver License Manual — Left Turns
4. While driving down a hill, Tennessee law says a driver must never:
Correct answer: Coast with the transmission in neutral
Coasting downhill with the transmission in neutral or the clutch pressed in is prohibited because it reduces control of the vehicle.
Source: Tennessee Comprehensive Driver License Manual — Coasting Prohibited
5. When you meet an oncoming vehicle at night with your high beams on, Tennessee law requires you to dim them within:
Correct answer: 500 feet
You must lower your high beams when an oncoming vehicle is within 500 feet, or when following another vehicle within 500 feet.
Source: Tennessee Comprehensive Driver License Manual — Dimming of Headlights Required
6. Before making a turn, a Tennessee driver should turn on the signal at least:
Correct answer: 50 feet ahead
You must activate your turn signal a minimum of 50 feet before making the turn or lane change.
Source: Tennessee Comprehensive Driver License Manual — Signaling a Turn
7. In Tennessee, your headlights must be turned on during which time period?
Correct answer: From 30 minutes after sunset to 30 minutes before sunrise
Headlights are required from 30 minutes after sunset until 30 minutes before sunrise.
Source: Tennessee Comprehensive Driver License Manual — Use of Headlights
8. Unless a sign prohibits it, a right turn on a red light in Tennessee is permitted:
Correct answer: After a complete stop when the way is clear
You may turn right on red after coming to a complete stop and yielding, as long as no sign forbids the turn and no pedestrians or cross traffic are present.
Source: Tennessee Comprehensive Driver License Manual — Turns Permitted on Red
9. When driving through a roundabout in Tennessee, you should travel:
Correct answer: Counterclockwise, to the right of the island
Traffic in a roundabout moves counterclockwise, to the right, and you must yield to vehicles already circulating.
Source: Tennessee Comprehensive Driver License Manual — Roundabouts
10. In Tennessee, making a U-turn is specifically illegal:
Correct answer: On any interstate highway
U-turns are never allowed on interstate highways; median crossovers are reserved for emergency and maintenance vehicles.
Source: Tennessee Comprehensive Driver License Manual — U-Turns
11. Tennessee's hands-free law makes it illegal for a driver to:
Correct answer: Physically hold a phone while driving
Under the 2019 hands-free law, a driver may not hold a cell phone or mobile device with any part of the body while driving.
Source: Tennessee Comprehensive Driver License Manual — Distracted Driving / Hands Free
12. On the interstate, if you miss your exit, Tennessee law requires you to:
Correct answer: Continue on to the next exit
Backing up on the interstate is illegal; if you miss an exit you must continue to the next one.
Source: Tennessee Comprehensive Driver License Manual — Backing / Leaving the Interstate
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Every Tennessee question is written from the official Tennessee driver handbook and checked against its current edition. DMV Test Free is a free, independent study resource — not affiliated with any DMV or government agency. About DMV Test Free