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Illinois CDL Permit Test - Tank

Number of questions: 20
Passing score: 16
Directions: This endorsement is required to haul any liquid or gaseous materials in a tank or tanks having a capacity of 1,000 gallons or more that is either permanently or temporarily attached to the vehicle or chassis. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Illinois Commercial Driver’s License Study Guide. Questions come from chapters covering: Driving Safely, Tank Vehicles and Combination Vehicles. The Tank endorsement can be used with the Class A, B or C CDL.
You have made error so far
Passing grade —
4 or fewer errors

When steering to avoid a crash, you should:

Only use one hand to steer.
Keep both hands on the steering wheel.
Not use your mirrors to check other lanes.
Speed up as you get nearer to the hazard.

When approaching a railroad crossing, you should:

Increase your speed to get across the tracks as quickly as possible.
Roll your window down to listen for a train.
Rely on traffic control signals.
Never try to outdrive an approaching train.

If you realize you may be running late to your destination, you should:

Drive faster.
Drive while using flashing lights so other road users move out of your path.
Drive at a safe speed and arrive when you arrive.
Get upset.

Hydraulic brakes can fail due to:

A loss of pressure.
Cold weather.
Driving uphill for long periods of time.
Grooves in the roadway.

If you must make a quick stop while transporting liquids, one safe option is to:

Turn while braking.
Apply the emergency brake.
Apply the brakes with minimal pressure.
Use the stab braking method.

When backing up to couple a trailer, you should position the tractor:

At a 90-degree angle in front of the trailer.
Directly in front of the trailer.
At a 30-degree angle in front of the trailer.
At a 60-degree angle in front of the trailer.

If coolant has to be added to a system without a recovery tank, you should:

Keep the vehicle running while adding coolant.
Open the radiator cap quickly.
Not use gloves to touch the radiator cap.
Wait for the engine to cool before adding coolant.
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