Oklahoma Driver's Examination

Tank #2

FREE CDL Tank Endorsement Test Online | Oklahoma 2024

Train for FREE with our Oklahoma tank endorsement practice test online. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a OK tank license in 2021, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that DMV requirements for issuing a CDL tank vehicle endorsement may vary from state to state.

Number of Question 20

Passing Score 16

Number of Tests 20

1 . Placards should be used:

Any time a vehicle is carrying hazardous materials.

When there is extra space on a truck.

Only when the amount of hazardous materials on a truck exceeds 200 pounds.

Warning placards are required to be used any time a vehicle is carrying designated types and amounts of hazardous materials. A placarded vehicle must display placards on all four of its sides.

2 . If you identify a distracted driver on the road, you should:

Tailgate them.

Flash your lights at them.

Give them plenty of space.

If you encounter a driver who seems distracted on the road, you should give them plenty of room and maintain a safe following distance.

3 . When driving in winter, which of the following should receive extra attention in a pre-trip inspection?

Coolant and antifreeze levels

The air conditioning unit

The oil pressure

When doing a pre-trip inspection during the winter, you should pay extra attention to the coolant level and amount of antifreeze; the defrosting and heating equipment; the wiper blades and windshield washer; the tires and tire chains; the lights and reflectors; the windows and mirrors; the hand holds, steps, and deck plates; the radiator shuttles and winterfront; and exhaust system.

4 . On low bridges:

Height warnings must always be posted.

Height warnings must be posted at least twice.

Height warnings may be posted, but do not have to be.

Height warnings are often, but not always, posted on low bridges. If you are unsure if you will be able to clear an overhead object, go slowly.

5 . What happens when a vehicle hydroplanes?

The tires lose contact with the road.

The trailer disengages from the tractor.

The vehicle becomes easier to control.

On a wet road, it is possible for a vehicle's tires to lose traction with the road surface and begin to glide along on the layer of water. This is referred to as hydroplaning. Hydroplaning can occur at speeds as low as 30 mph.

6 . If you remain in neutral for too long while switching gears:

The vehicle will speed up.

You may have trouble putting the vehicle into the next gear.

You may kill the engine.

If you remain in neutral for too long while switching gears, you may have difficulty putting the vehicle into the next gear. If this happens, do not try to force the gear shift. Instead, return to neutral, release the clutch, increase the engine speed to match the road speed, and try again.

7 . Shortly after a tire has been changed, you should:

Stop to make sure the lug nuts are still tight.

Repair the brakes.

Deflate the tire to 10 psi.

After a tire has been changed, you should stop a short while later to recheck the tightness of the lug nuts.

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2024 Oklahoma | Frequently Asked Questions

A CDL Class A license in Oklahoma is defined as a commercial driver's license that allows the holder to operate any combination of vehicles weighing over 26,001 pounds, provided the vehicle(s) being towed exceed 10,000 pounds. This typically includes tractor-trailers, truck and trailer combinations, tank vehicles, and livestock carriers.

A Class A CDL license in Oklahoma allows drivers to operate vehicles such as tractor-trailers, truck and trailer combinations, flatbeds, livestock carriers, and tank vehicles. It also covers any combination of vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, provided the towed vehicle is heavier than 10,000 pounds.

To obtain a Class A CDL license in Oklahoma, you must be at least 18 years old (21 for interstate driving), have a valid Oklahoma driver's license, pass a vision test, and successfully complete written and skills tests. You also need to pass a Department of Transportation (DOT) medical examination and provide proof of identity, residency, and Social Security number.

In Oklahoma, you must be at least 18 years old to obtain a Class A CDL license for intrastate (within state) driving. However, for interstate (across state lines) or hauling hazardous materials, federal regulations require drivers to be at least 21 years old. Additionally, you must pass a medical examination and have a clean driving record.

Endorsements are not required for a Class A CDL license in Oklahoma but are necessary if you plan to drive certain types of vehicles or carry specific cargo. For instance, H endorsement is needed for hazardous materials, T for double/triple trailers, P for passenger vehicles, and N for tank vehicles. Each endorsement requires an additional knowledge test.

The Class A CDL skills test in Oklahoma encompasses three parts: the pre-trip inspection, basic vehicle control, and on-road driving. The pre-trip inspection tests your ability to assess your vehicle's safety. Basic vehicle control evaluates your ability to maneuver and control the vehicle. On-road driving assesses your ability to safely drive the vehicle in various traffic situations.

Yes, there are limitations. Class A CDL license holders in Oklahoma cannot drive a motorcycle or moped unless they have a motorcycle endorsement. They also cannot operate a school bus without a school bus endorsement. Additionally, certain medical conditions may restrict your ability to drive commercial vehicles and any violations may result in temporary or permanent disqualification.

In Oklahoma, the written Class A CDL test is primarily offered in English. However, some locations may offer the test in Spanish. It's important to check with your local testing center for language availability. Please note, all drivers must be able to read and understand road signs printed in English.

Yes, accommodations can be made for individuals with disabilities taking the Class A CDL written test. You need to notify the Oklahoma Department of Public Safety in advance about your specific needs. Accommodations can include extra time, a separate testing room, or having the test read aloud. However, all requests are subject to approval and must comply with federal regulations.

Yes, if you don't pass the Class A CDL written test in Oklahoma, you can retake it. However, you must wait at least one day before retaking the test. If you fail the test three times, you'll need to wait 30 days before your next attempt. Remember, each attempt requires a new test fee.