CDL DOUBLES TRIPLES PRACTICE TEST OKLAHOMA

View instructions
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 Oklahoma doubles triples test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The OK CDL doubles triples test covers the following sections of the Oklahoma CDL Manual: Driving Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Combination Vehicles, Doubles and Triples. Take this OK CDL practice test now to prepare for the actual test! Important: Triple trailers are not legal in Oklahoma.
1. Glad hands are:
securement devices.
warning devices.
coupling devices.
2. If a tire fails while you are driving, you should:
call your supervisor for instructions.
stop on the roadway if possible.
stay off the brake until your vehicle has slowed down.
3. To use the controlled braking method in an emergency, you should:
apply your brakes all the way, and release the brakes when the wheels lock up.
apply the brakes when the wheels lock up.
apply the brakes as hard as you can without locking the wheels.
4. Large vehicles take longer to stop when they are:
fully loaded.
empty.
heavily loaded but not fully loaded.
5. A low air pressure warning signal:
is required on all vehicles without air brakes.
is optional on vehicles with air brakes.
is required on vehicles with air brakes.
6. Texting while driving a CMV is:
acceptable if the message work-related.
acceptable if the message less than 140 characters.
prohibited.
7. Before connecting the converter dolly to the rear trailer, make sure that:
the shut-off valves at the rear of the first trailer are open.
the kingpin rests on the fifth-wheel.
the trailer height is slightly lower than the center of the fifth-wheel.
8. When inspecting the coupling, make sure the fifth-wheel jaws have closed around the:
the electrical cord.
shank of the kingpin.
head of the kingpin.
9. Which of the following may have reduced the clearances since the heights were posted at bridges and overpasses?
Repaving of the road
The weight of a cargo
Rain
10. When preparing to make a right turn, you should NOT turn wide to the left as you start the turn. Why?
Turning wide to the left can cause your vehicle to tilt.
It makes the turn harder.
A following driver may try to pass you on the right.
 
Page 1 of 2
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More

Frequently Asked Questions

Teen drivers in Oklahoma must follow the Graduated Driver License (GDL) program to obtain a class D driver license. Below are the specific age requirements for each phase of the GDL:
  • Student driver (no license) ? you must be at least 15 years old and enrolled in a state-certified Driver Education course.
  • Learner permit ? you must be at least 15 ½ years old if you have taken driver education, or 16 years old if you have not taken driver education.
  • Intermediate license ? you must be at least 16 years old and hold a permit for at least 6 months.
  • Unrestricted license ? you must be at least 16 ½ years old and have held an intermediate license for at least 6 months (if you have taken driver education) or be at least 16 ½ and have held an intermediate license for at least 1 year (if you have not taken driver education), or be 18 years old.

You can schedule an appointment online for the DMV written test at an Oklahoma licensing office. Simply choose the most convenient office, select your preferred date and time, and secure your spot. If your chosen office is currently full, you can check the estimated wait time and join the waitlist.

Ensure you have the following documents:
  • Proof of Primary ID and additional documents if your name has changed.
  • Proof of Social Security Number.
  • Legal presence proof (if you are not a US citizen).
  • Notarized Parent Authorization Form (for individuals under 18 without a parent or legal guardian present with them).
  • Enrollment Contract or Completion Certificate (for those under 16 enrolled in a driver education course. If you are over 16 and have completed a driver education course, provide proof to waive the written test).
  • Parent-Taught Affidavit approval number and proof of purchase from the Parent-Taught Program provider (for individuals under 16 opting for this driver education program).

Unlike many states, there are no alternative language options provided for the DMV written test in Oklahoma. The exam is currently available exclusively in English.

To prepare for the DMV written test, read the Oklahoma Driver's Handbook. Pay attention to road signs, parallel parking, turning, passing a vehicle, yielding the right of way, etc. Verify your knowledge with our practice tests or sign up for Premium, which offers extra resources to get ready for your exam.

The DMV written test has 20 questions. The questions cover different topics about driving, such as road signs, safe driving practices, and traffic laws. Carefully study the manual to enhance your chances of passing the exam.

For new drivers in Oklahoma, here are the driving restrictions based on the GDL program:
  • Student Driver (No License) ? you can drive only when accompanied by a Certified Driver Education Instructor or a Public School Instructor.
  • Learner Permit ? you may drive only from 5:00 a.m. to 10:00 p.m., and you must be accompanied by a licensed driver at least 21 years old.
  • Intermediate License ? you may drive alone from 5:00 a.m. to 10:00 p.m. These hour restrictions do not apply for work, religious, or school activities, or if you are under the supervision of a licensed driver at least 21 years old seated near you. Additionally, you can transport only one passenger (except for family members) unless a licensed driver at least 21 is seated in the front seat.

If you don't pass your DMV written test, you need to wait at least one day before retaking it. You must pay an added fee. Review the manual once again and concentrate on areas where you may need additional preparation to improve your knowledge for the next attempt.

OK CDL Doubles Triples Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
Share This Online CDL Test
Rate this CDL Doubles Triples Test
4.5 out of 5
based on 343 votes