Straight Truck Inspection - ONLINE CDL SCHOOL

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Straight Truck Inspection

Build confidence with 10 original questions about Straight Truck Inspection. Review your answers and explanations after finishing.

Supplemental study practice. This is not a government licensing exam or ELDT certification, and does not replace hands-on training. Follow your state’s current handbook.

1 / 10

While inspecting the front of your vehicle, what should you check about the light lenses?

They are the proper color, clean, not broken, and not missing

They are turned off during the day

They are bright enough to see at night

They are made of glass, not plastic

2 / 10

Before starting the engine for your pre-trip inspection, what must you do regarding the parking brake and gearshift?

Release the parking brake and leave the gearshift in neutral

Release the parking brake and put the gearshift in drive

Set the parking brake and leave the gearshift in reverse

Set the parking brake and place the gearshift in neutral

3 / 10

You are checking the mirrors and monitoring devices before your trip. What must you ensure?

They are folded in to avoid damage

They are only on the driver’s side

They are clean, properly adjusted, and fully operable

They are covered to prevent glare

4 / 10

You are checking the engine compartment before your trip. What should you look for on belts such as the alternator or water pump belt?

Check that they are painted red

Check that they are loose for flexibility

Check that they are made of metal

Check for tightness and excessive wear

5 / 10

While inspecting the engine compartment, you notice electrical wiring with cracked insulation. What should you do?

Only check the wires if warning lights are on

Wrap the wires with tape and continue

Address the damaged wiring before operating the vehicle

Ignore it if the vehicle starts normally

6 / 10

During your pre-trip, you check the coolant level in the engine compartment. What must you do if the engine is hot?

Remove the radiator cap slowly

Check the coolant level by opening the cap

Do not remove the radiator cap

Add coolant immediately

7 / 10

You are inspecting your emergency equipment and find only one reflective triangle in the cab. What should you do?

Obtain two more triangles before starting your trip

Continue driving since one triangle is sufficient

Replace the triangle with a red flag

Ignore it if you have a fire extinguisher

8 / 10

During your pre-trip inspection, you find the fire extinguisher is present but not secured in its bracket. What should you do before driving?

Remove the fire extinguisher from the vehicle

Secure the fire extinguisher properly

Ignore it if the extinguisher is charged

Place the extinguisher on the passenger seat

9 / 10

You are performing a hydraulic brake check. After pumping the brake pedal three times and holding it for five seconds, what should you observe?

The brake pedal should move up when released

The brake pedal should slowly sink to the floor

The brake pedal should make a clicking sound

The brake pedal should stay firm and not move downward

10 / 10

While checking the dashboard indicators, you notice the ABS light stays on after starting the engine. What does this indicate?

The parking brake is engaged

The engine oil pressure is low

The anti-lock braking system is not working properly

The headlights are on high beam

Your score is

The average score is 0%

About the Straight Truck Inspection practice quiz

This practice quiz focuses on Straight Truck Inspection, listed under CDL Practice — Pre-Trip Inspection. Use it to check what you understand, spot topics to revisit, and connect the material to safe, informed decisions on the road.

Before you begin

Keep your current CDL manual or course notes nearby. Read each prompt carefully and think through why an answer fits, especially when a question describes a vehicle, road, or workplace situation. Licensing rules and procedures can vary, so confirm requirements with current official materials for your state.

After you finish

Review any explanations shown with your results. Note unfamiliar terms or missed concepts, then revisit your manual or course notes before trying again. Use your score to guide study; understanding why an answer is correct matters more than the number alone.

Study note: These quizzes are independent study practice. They are not state licensing exams, official government materials, or ELDT certification, and they do not replace required training.

Explore CDL Tests to find more practice by subject.