Take Massachusetts CDL Double Test 2

Massachusetts CDL Double Test 2Practice mode

Question 1 of 20

QUESTION 1 / 20

Placards should be used:

Choose one answer below.

AAny time a vehicle is carrying hazardous materials.✓BIf there is open space in the truck.✓CIf the amount of hazardous materials in the truck exceeds 200 pounds.✓DIf the hazardous materials create an inhalation hazard.✓

0 of 20 answered

Placards should be used:

If you are turning left where there are two available turning lanes:

Pull out the trailer air supply control, or set it in the "emergency" position, when testing:

An open automobile window in cold weather may indicate that the driver is:

For safety purposes, when should you turn off a retarder?

After starting the engine, oil pressure should reach a normal level:

When entering a foggy area, you should:

If another driver is tailgating you, you should:

During a static leakage test, the maximum leakage rate for a triple combination vehicle with air brakes is ____ in a minute.

Drivers may use ____ red reflective warning triangles when their vehicle is stopped on the side of the road.

According to a National Sleep Foundation poll, about ____ of people have driven while sleepy.

A vehicle must be equipped with all of the following, except:

When using a fire extinguisher on a fire, you should:

Hydroplaning usually occurs:

When inspecting a power steering-equipped vehicle, you should be sure that:

If a vehicle is found to be over-length during a pre-trip inspection, the driver should:

Of the following, which is not a way to prevent drowsiness during a trip?

After connecting the air lines to the trailer while coupling, you should:

Low underneath clearance can cause difficulties when driving:

If a tire fails, the driver should: