CDL Pre-Trip
Inspection Test

0

This is the Commercial Vehicle Driver's License Test covering Pre-Trip Inspection.  You will be presented with 40 questions and you must answer 34 questions correctly to pass.  There is no time limit.  You may not go back once you answer a question.  Click the "Start Quiz" button below to begin.  Good luck!

1 / 40

There must not be more than_____for engine compartment belts.

2 / 40

This should have no illegal stickers, dirt, obstructions, or damage to the glass.

3 / 40

Rods, connecting links, and arms from the steering box to the wheel are a part of the:

4 / 40

Within 3 minutes, this gauge pressure should build to 90 psi from 50 psi.

5 / 40

Select which is not a mandatory emergency equipment:

6 / 40

These tires should have a minimum tread depth of 4/32 inches.

7 / 40

This object is not checked at the rear of the trailer.

8 / 40

This item does not need to be checked during the cab check.

9 / 40

When inspecting the_____you pump the pedals 3 times and then hold it down for 5 seconds feeling for no movement to occur.

10 / 40

The bolst, brackets, or bushings that attach the air bag and/or spring to the vehicle and axle frame are _____.

11 / 40

The system that needs to be checked for signs of leaks with rust or carbon soot and damage is the _____.

12 / 40

If there is rust around the nuts, what may it indicate?

13 / 40

What gauge on the dashboard indicates electrical system charging rate?

14 / 40

Check that the parking brake will hold by____when the parking brake is engaged and the trailer brakes released if not a combination vehicle.

15 / 40

This object should be checked to make sure that the cap(s) are on tight, that it is secure, and there are no leaks.

16 / 40

While completing the 2nd component of the air brake check you are required to turn the electrical power on, begin fanning off the air pressure by rapidly relasing and apply the foot brake and _____.

17 / 40

This gauge will indicate if the generator or alternator is charging:

18 / 40

This carries hydraulic fluid or air to the wheel brake assemby.

19 / 40

You are inspecting the_____when looking for broken welds, cracks, holes, or other damage to the longitudinal frame member, cross members, box, and floor.

20 / 40

When this item is missing or loose, movement may occur between the fifth wheel assembly and the frame.

21 / 40

This object should be clean with no obstructions, illegal stickers or damage to the glass.

22 / 40

This component should be checked that it is solid, securely bolted to the tracture frame, and clear of objects.

23 / 40

A minimum tread depth of 2/32 inch is required for:

24 / 40

Select the item that is not checked in the engine compartment:

25 / 40

This item should not be rusted, bent, or damaged and centered over evenly spaced tires and dual wheels.

26 / 40

In the slide mechanism of the sliding fifth wheel, this object should have no missing pins or be loose when fully engaged.

27 / 40

What do you do first during step 3 of starting the engine and inspecting the inside of the cab?

28 / 40

What will occur as a result of failing to perform all 3 components of the air brake check?

29 / 40

How do you check the coolant level?

30 / 40

This object should not be spliced, cut, chafed, or worn through to allow steel braid to show.

31 / 40

The sliding mechanism and locking device for a tandem axle on trailers is:

32 / 40

How do you check the power steering fluid?

33 / 40

This gauge has a governor cut-off.

34 / 40

This should be cleaned and then adjusted properly while inside the cab.

35 / 40

You are checking the_______when looking at the dipstick to see if the lubrication is at the safe operating range or above the refill line.

36 / 40

Before pulling away, make sure the landing gear of the trailer is:

37 / 40

The gauge that needs to come up to normal levels after starting the engine within a few seconds is _____.

38 / 40

This object should be free of shiny treads, rust, free of cracks and distortions.

39 / 40

If there is not a sight glass to check the oil level you are required to look for leaks around the _____.

40 / 40

You should check that the _____are secure, caps are on tight, and is not leaking.

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