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CDL COMBINATION PRACTICE TEST (TN)

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Drivers who want to drive combination vehicles must pass the combination vehicles test. The Tennessee CDL combination test consists of 20 questions, and you'll need at least 16 correct answers to pass (80%). The test covers the combination vehicles section of the Tennessee CDL Manual. Take this practice test now to prepare for the actual TN CDL combination test!
1. While driving, you should use your mirrors to:
check the condition of the tires and cargo.
know where other vehicles are around you.
check where the rear of your vehicle is while you make turns.
All of the above.
2. If you have a manual transmission, when stopping don't _______ until the engine rpm is down close to idle.
apply the brakes
push the clutch in
shift to second gear
place the transmission in park
3. When uncoupling, after you unlock the fifth-wheel you should:
ease the pressure on the locking jaws.
chock the trailer wheels.
pull the tractor clear of the trailer.
pull the tractor partially clear of the trailer.
4. You are driving on a steep downgrade in the proper low gear. Your "safe" speed is 40 mph. When your speed reaches 40 mph, you should:
apply the brakes to quickly reduce your speed to 25 mph, and then release the brakes.
apply the brakes to gradually reduce your speed to 35 mph, and then release the brakes.
increase your speed to approximately 45 mph, and then apply release the brakes.
maintain your current speed, and apply the brakes when you reach 50 mph to gradually reduce your speed to 40 mph.
5. Most truck driver deaths in crashes result from:
truck rollovers.
following too closely.
driving side-by-side with another truck.
off-tracking.
6. The only way to stop a front-wheel skid is to:
let the vehicle slow down.
supply more power to the drive wheels.
countersteer.
All of the above.
7. Which of the following is NOT a good rule for using turn signals?
Cancel your signal after you have turned.
Signal well before you turn.
Put your turn signal on after the turn.
Signal continuously until you have completed the turn.
8. How do you find out how many seconds of following distance you have?
Wait until the vehicle ahead of you passes a pavement marking or some other clear landmark, then use the stopwatch on your mobile phone to see how long it takes you to reach the same spot.
Pass a stationary object and count how many seconds it takes the vehicle ahead of you to reach the same spot.
Wait until the vehicle ahead of you passes a pavement marking, shadow or landmark. Then count off the seconds until you reach the same spot.
None of the above.
9. If you are being tailgated, you should:
increase your following distance.
move to the left lane.
speed up.
flash your brake lights.
10. When more cargo is piled up in a truck, the center of gravity moves:
higher up from the road.
to the left side of the truck.
to the right side of the truck.
closer to the ground.
 
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TN CDL Combination Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
Number of questions: 20
Correct answers to pass:16
Passing score:80%
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