FREE Mississippi CDL Practice Test (2025)

1. When changing lanes, you should:

do it slowly, so a driver you did not see may have a chance to honk their horn.
turn sharply.
do it quickly so other vehicles won't get into the lane.
ensure that the vehicle behind you has moved into your blind spot.

2. When shifting down, after releasing the clutch for the first time you should:

3. The height of the vehicle's center of gravity:

should only be a concern when driving a vehicle.
is very important for safe handling.
should only be a concern when loading a vehicle.
should only be a concern when driving in high winds.

4. What plays a major role in mountain driving?

5. If driving a new vehicle, you should familiarize yourself with the controls and equipment:

before you start driving.
as you drive.
within the first 50 miles.
after pulling into a service station.

6. Which of the following is a reason to cover cargo?

To protect people from spilled cargo
To contain a spill
To protect the cargo from weather
All of the above.

7. Name some exhaust system parts.

Main spring, axle and font axle hanger
Mufflers, mounting brackets and vertical stacks
Drag link, spindle and gear box
Pitman arm, hydraulic fluid reservoir and tie rod

8. When only the tractor has ABS:

you should be able to maintain steering control during braking.
there is a greater chance of jackknifing.
the trailer is less likely to swing out.
the ABS won't work.

9. The amount of liquid to load into a tank depends on:

the weight of the liquid.
the amount the liquid will expand in transit.
legal weight limits.
All of the above.

10. You should carefully check for traffic:

When driving through an intersection.
As you approach an intersection.
When approaching a curve.
All of the above.

CDL GENERAL KNOWLEDGE TEST (MISSISSIPPI) - PRACTICE TEST