CDL PRE TRIP PRACTICE TEST – 01

The CDL pre trip practice test will examine your knowledge of internal inspection and external inspection. In order to receive your Commercial driver’s license, it is required that you pass the state’s official CDL written Knowledge exam.

Pre Trip Test 01

1 / 30

When checking your brake, turn signal and four way flasher operation, you should do so...?

Any of these

Separately

Simultaneously

No more than any two at a time

2 / 30

If your warning devices consist of fusees, you must have at least how many?

Six

Five

Four

Three

3 / 30

For the pretrip inspection, you must bring...?

All of these things

A vehicle of the class you wish to be tested on

A full set of safety clothing

Emergency warning devices

4 / 30

When checking the oil, the level must be...?

Level with the refill mark

Above the refill mark

Just below the refill mark

Any of these

5 / 30

If your vehicle is not equipped with an inspection reservoir sight glass, you should remove the radiator cap to inspect visually, making sure...?

The engine has fully warmed up

The wheels are chocked

The engine is running

The engine is not hot

6 / 30

You must have working indicators on the dashboard for which of these lights?

All of them

Turn signals

Highbeam headlight

Four-way emergency flashers

7 / 30

You should look on the underside of the engine and transmission for...?

Rust

Moisture

Drips

Dirt

8 / 30

During the pretrip inspection portion of the skills test, you will not have to...?

Crawl under the vehicle

Do any of these things

Unscrew or remove any part of the vehicle

Touch any part of the vehicle

9 / 30

Side reflectors on your vehicle must be of what color?

Red

Amber

White

Any of these

10 / 30

The first way to check for leaks from hoses is to...?

Check the ground

Listen for drips

Check the hoses

Smell for leaks

11 / 30

How many properly charged and rated fire extinguishers must you have on board your vehicle?

Zero

One

Two

Three

12 / 30

The belts in the engine compartment should have no more than...?

One quarter of an inch of play

Two inches of play

Half an inch of play

Three quarters of an inch of play

13 / 30

If your vehicle has power steering, a 20 inch steering wheel should not turn more than how far before the front left wheel barely moves?

4 inches

1 inch

3 inches

2 inches

14 / 30

Which of these should be a compulsory part of your emergency equipment?

Spare air hoses

Spare electrical fuses

Spare brake cables

Spare wing mirrors

15 / 30

When making a safe start, you should place the gearshift lever in...?

Fifth

First

Reverse

Neutral

16 / 30

During the pretrip inspection test, you should...?

Look towards the item you're inspecting

Point to each item you're inspecting

Read each item from a checklist

Ask the examiner to point to the items to be inspected

17 / 30

Which of these will show you that the oil pressure gauge is working satisfactorily?

Any of them

The warning light goes off

It shows normal oil pressure

It shows increasing oil pressure

18 / 30

The first maneuver in a safe start is to...?

Turn on the ignition

Depress the accelerator

Depress the clutch

Place the gear shift in neutral

19 / 30

After starting the engine for safe start, you should...?

Quickly release the clutch

Release the clutch half way

Press the clutch further in

Slowly release the clutch

20 / 30

To test the air gauge, you should build air pressure to the governor cutout, which is usually...?

110 to 120 psi

120 to 140 psi

70 to 90 psi

90 to 110 psi

21 / 30

The most important thing to demonstrate on the pretrip inspection portion of the skills test is that...?

The vehicle is safe

The vehicle is licensed

These are all equally important for this section

You know how to drive the vehicle

22 / 30

Clearance lights on the rear of your vehicle must be what color?

Red

Amber

Any of these

White

23 / 30

Which of these is not acceptable as an emergency warning device?

Red reflective triangle

Red lantern

Fusee

Liquid flare

24 / 30

If you have an oil temperature gauge, when you start the engine it should...?

Rise immediately to normal operating range

Gradually rise to normal operating range

Any of these depending on external temperature

Remain where it was before you started the engine

25 / 30

Which of these should result in a vehicle failing a pretrip inspection?

All of them

Cracks in the windshield

Illegal stickers on windshield

Objects obstructing the windshield

26 / 30

Which gauge shows you that the alternator and/or generator is charging?

Ammeter

Tachometer

Odometer

Oil pressure gauge

27 / 30

The play on a steering wheel without power steering should not exceed...?

5°

20°

15°

10°

28 / 30

Your windshield wiper arms and blades must be...?

Secure

Undamaged

All of these things

Smooth

29 / 30

Power steering fluid levels must be...?

Any of these

Below the refill mark

Above the refill mark

Exactly at the refill mark

30 / 30

You should check your parking brake function by...?

Reversing gently with the brake on

Pulling sharply forward with the brake on

Reversing sharply with the brake on

Pulling gently forward with the brake on

Your score is

Studying and applying oneself is the only way to successfully learn the information you need to know to pass all testing required to obtain your CDL. We are here to help.

Don’t hesitate to take advantage of our practice tests in each category specific to your needs. We wish you the best of luck in your endeavors and are pleased to be of assistance.