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HAWAII CDL DOUBLES TRIPLES PRACTICE TEST

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Safely pulling double and triple trailers requires knowledge and skill. If you want to pull double or triple trailers, you must add the Doubles/Triples (T) endorsement to your Class A CDL. The Hawaii doubles triples test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The HI CDL doubles triples test covers the following sections of the Hawaii CDL Manual: Driving Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Combination Vehicles, Doubles and Triples. Take this HI CDL practice test now to prepare for the actual test!
1. To prevent rollover, you should do all of the following except:
keep the load centered on your rig.
put the lightest parts of the cargo under the heaviest parts.
drive slowly around turns.
2. Emergency brakes are:
not required on doubles.
not required on buses.
required on all vehicles.
3. When driving a double or triple, you should:
decrease your following distance.
increase your following distance.
drive in the left lane whenever possible.
4. You as a driver should always:
make emergency plans when you see a hazard.
stay in your lane.
reduce your following distance.
5. Air tank drains:
are used to remove water and oil from the air tanks.
protect the tanks and the rest of the system from too much pressure.
should not be used in wet weather.
6. Regardless of its size, cargo should have at least ___ tie-downs.
3
1
2
7. When backing, you should:
use a helper if possible.
back quickly.
avoid using the mirrors.
8. When going down a steep downgrade, you should primarily brake using:
the service brakes.
the parking brake.
the braking effect of the engine.
9. To know how much space you should keep in front of you:
wait until the vehicle ahead of you passes a clear landmark, then count off the seconds until you reach the same spot.
estimate how many vehicle lengths there are between you and the vehicle ahead.
estimate how many seconds it would take you to reach the vehicle ahead.
10. If you are feeling sleepy, you should:
slow down and drive on the shoulder of the road.
pull off the road and rest or take a nap.
increase your speed to get to the destination quicker.
 
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Doubles Triples HI CDL 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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