FREE New Mexico CDL Tanker Test (2023)

1. Before unloading explosive materials, you should:

keep the engine running.
turn your engine off.
connect heater power sources.

2. To know if your vehicle is equipped with ABS, look for:

the ABS logo on the steering wheel.
a yellow ABS malfunction lamps on the instrument panel.
an ABS placard.

3. When approaching a vehicle as part of a pre-trip inspection, which of the following could be a sign of trouble?

4. Emergency brakes must be held on by:

5. Placards should be placed at least ______ away from any other markings.

6. To avoid a hazard:

stopping is always the best thing to do.
driving on the shoulder of the road is always the best thing to do.
steering away from what is ahead may be the best thing to do.

7. While you are driving a tanker, the front wheels begin to skid. Which of these is most likely to occur?

You will keep moving forward no matter how you steer.
The truck will roll over.
Excessive heat will cause chemical changes in the brake lining, which reduce friction.

8. You must know the outage requirement when hauling liquids in bulk. Why?

Different liquids expand by different amounts as they warm.
You must never leave room for the expanding liquid.
Some of the heaviest liquids don't need any outage.

9. Which of the following will NOT help you prevent rollover?

Using the controlled braking method.
Driving slowly around turns.
Keeping the cargo as close to the ground as possible.

10. In baffled tanks, the baffles help to control:

the side-to-side liquid surge.
the top-to-bottom liquid surge.
the forward and backward liquid surge.

CDL TANKER PRACTICE TEST NEW MEXICO