Tennessee: Interstate driving — Part 4 Practice Test
Questions in this part include: “When approaching any type of interchange, what should you follow?” · “At a cloverleaf interchange, how do you turn left?”
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Questions are original and based on the official manual "Tennessee Comprehensive Driver License Manual" (March 2025 printing), Tennessee Department of Safety and Homeland Security.
All 16 questions in this practice test
Take the test above first, then use this list to study. Tap “Show answer” to see the correct answer and explanation.
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As you go down the exit ramp, to what speed should your vehicle be slowed?
- The minimum speed posted on the interstate
- Half of the interstate's posted speed limit
- A walking pace of about 5 miles per hour
- The posted limit for the road you are entering
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Correct answer: The posted limit for the road you are entering
You first slow to the exit ramp's posted speed, then further on the ramp, until you are at the posted limit for the road you are about to enter.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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When may the paved shoulder of the interstate be used for vehicle travel?
- For deceleration where marked, or for an emergency
- For passing slower traffic in heavy congestion
- For waiting to merge when the ramp is full
- For driving below the minimum speed limit
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Correct answer: For deceleration where marked, or for an emergency
The paved shoulder is not a travel lane; it may be used only for slowing down where it is marked for that, or in an emergency.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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If you miss your exit on the interstate, what must you do?
- Back up along the shoulder to the exit
- Go on to the next exit
- Stop on the shoulder and wait for a gap
- Use the paved shoulder to reach the exit
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Correct answer: Go on to the next exit
Backing up on the interstate is illegal, so after missing an exit you must continue to the next one.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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Which of these is illegal on interstate highways?
- Backing up
- Driving in the right lane
- Using the HOV lane on a weekend
- Tapping your brakes to warn others
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Correct answer: Backing up
It is illegal to back up on an interstate highway, even if you miss your exit.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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When approaching any type of interchange, what should you follow?
- The vehicle directly in front of you
- The lane with the lightest traffic
- The signs telling you how to make your turn
- Your memory of the last time you used it
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Correct answer: The signs telling you how to make your turn
Interchanges come in many types, so at any of them follow the signs that tell you how to make the turn you want.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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At a diamond interchange, you take the signed exit ramp and reach the cross roadway. What do you do there?
- Merge into cross traffic without stopping
- Obey the traffic sign or signal at the intersection
- Yield only to traffic coming from the left
- Turn right, since left turns are not allowed
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Correct answer: Obey the traffic sign or signal at the intersection
At the end of a diamond interchange exit ramp you obey the sign or signal at the intersection, then turn right or left as at any ordinary intersection.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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With a diamond interchange, when will you always approach the exit ramp?
- Before passing over or under the intersecting road
- After passing over or under the intersecting road
- Only after you pass an entrance ramp
- At the point where the two roads cross
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Correct answer: Before passing over or under the intersecting road
At a diamond interchange the exit ramp always comes before the interstate passes over or under the crossing road.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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You are on the cross road at a diamond interchange and want to turn right onto the interstate. Where is the right-turn entrance ramp?
- After you cross over or under the interstate
- Directly under the interstate overpass
- At the end of the exit ramp
- Before you cross over or under the interstate
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Correct answer: Before you cross over or under the interstate
The right-turn entrance ramp is always reached before you cross over or under the interstate; never turn right onto a ramp after crossing it.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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You are on the cross road at a diamond interchange and want to turn left onto the interstate. Where is the left-turn entrance ramp?
- Before you cross over or under the interstate
- Directly under the interstate overpass
- After you cross over or under the interstate
- At the end of the exit ramp
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Correct answer: After you cross over or under the interstate
The left-turn entrance ramp is always reached after you cross over or under the interstate; never turn left onto a ramp before crossing it.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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At a cloverleaf interchange, what kind of turns are made?
- All turns are left turns
- All turns are right turns
- Left turns to enter, right turns to exit
- Left turns through a median opening
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Correct answer: All turns are right turns
Every turn at a cloverleaf interchange is a right turn; even a left turn is made by taking a loop ramp to the right.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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At a cloverleaf interchange, how do you turn left?
- Take the right turn just after the overpass
- Take the right turn just before the overpass
- Turn left across traffic before the overpass
- Turn left across traffic after the overpass
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Correct answer: Take the right turn just after the overpass
To go left at a cloverleaf, take the right turn just after the overpass; the loop carries you around onto the crossroad going the way a left turn would.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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At a cloverleaf interchange, how do you turn right?
- Take the right turn just after the overpass
- Turn right only after you cross the overpass
- Turn left first and loop back to the right
- Take the right turn before you reach the overpass
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Correct answer: Take the right turn before you reach the overpass
To go right at a cloverleaf interchange, take the right turn before you get to the overpass.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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What is the advantage of a cloverleaf interchange?
- You never need to slow down to make a turn
- Exiting and entering traffic share one lane
- You never cross the path of traffic to make a turn
- Traffic lights control every turn you make
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Correct answer: You never cross the path of traffic to make a turn
Because all turns at a cloverleaf are right turns, you do not have to cross the path of other traffic to make a turn.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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What is a "weaving" interchange?
- One where all turns are made as right turns
- One where traffic exits and enters at the same lane
- One where two interstates cross with no ramps
- One where a traffic signal controls the ramps
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Correct answer: One where traffic exits and enters at the same lane
In a weaving interchange, interstate traffic both exits and enters at the same lane, one of the most hazardous lane situations.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 70 · Open this page in the manual (Manual page 70)
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Which of these does the manual list as something you may NOT do on the interstate?
- Drive in the right lane when you are slower
- Use the left lane to pass
- Keep to the middle of your lane
- Change lanes without signaling
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Correct answer: Change lanes without signaling
Changing lanes without signaling is on the manual's list of things you may not do on the interstate.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 71 · Open this page in the manual (Manual page 71)
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Instead of driving in another driver's blind spot on the interstate, what should you do?
- Follow along at the driver's side
- Sound your horn and stay beside it
- Either stay behind or go around
- Match its speed so it can see you
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Correct answer: Either stay behind or go around
Riding where the driver ahead cannot see you is dangerous, so either stay behind the vehicle or pass it; do not follow to its side.
Source: Tennessee Comprehensive Driver License Manual (March 2025 printing), page 71 · Open this page in the manual (Manual page 71)