CDL GENERAL KNOWLEDGE MISSISSIPPI EXAM QUESTIONS AND
Mississippi CDL General Knowledge Exam
ANSWERS (VERIFIED ANSWERS) LATEST 2025/2026
Study online at https://quizlet.com/_4cxarw
1. What is the most Safety for yourself and other road users.
important reason
for doing a vehicle
inspection?
2. What things Watch Gauges - Use senses to check for problems
should you check
during a trip?
3. When stopped Tires, wheels, and rims - Brakes - Lights and Reflectors - Brake and Electrical
check critical connections to trailer - Trailer coupling devices - Cargo securement devices
items:
4. Name some key - Steering Wheel - Tie Rod - Steering Shaft - Power Steering Cylinder - Steering
steering system Arm - Spindle - Steering Knuckle - Drag Link - Pitman Arm - Gear Box - Hydraulic
parts. Fluid Reservoir
5. Name some sus- Spring Hangers that allow movement of axel from proper position. - Cracked or
pension system broken spring hangers - Missing or broken leaves in a leaf spring - Broken or
defects. shifted leaves in a multi-leaf spring - Leaking shock absorbers - Axle positioning
parts that are cracked, broken, or missing. - Air suspension systems that are dam-
aged and/or leaking. - Any loose, cracked, broken, or missing frame members.
6. What three types Fire Extinguisher - Spare Electrical Fuses - Warning Devices for Parked Vehicles
of emergency
equipment must
you have?
7. What is the mini- 4/32"
mum tread depth
for the front tires?
8. 2/32"
, Mississippi CDL General Knowledge Exam
Study online at https://quizlet.com/_4cxarw
What is the mini-
mum tread depth
for the other
tires?
9. Name some Condition of front axle - Condition of steering system - Condition of windshield
things that you - Lights and reflectors
should check on
the front of your
vehicle during the
walk around in-
spection.
10. What should the That they are not leaking.
wheel bearing
seals be checked
for?
11. How many red re- 3
flective triangles
should you carry?
12. How do you test Pump the brake pedal three times. Then apply firmly for 5 seconds. If the pedal
hydraulic breaks moves, there could be a leak.
for leaks?
13. Why put the So that the vehicle will not be moved.
starter switch key
in your pock-
et during the
pre-trip inspec-
tion?
, Mississippi CDL General Knowledge Exam
Study online at https://quizlet.com/_4cxarw
14. Why should you Because you can see better.
back towards the
driver's side?
15. If stopped on a Put slight pressure on the gas pedal to increase the RPMs before shifting into
hill, how can you gear.
start moving with-
out rolling back-
wards?
16. When backing, There are blind spots that you cannot see.
why is it impor-
tant to use a
helper?
17. What's the most Stop
important hand
signal that you
and your helper
should agree on?
18. What are two Before starting downhill - Before entering a curve
special conditions
when you should
downshift?
19. When should you When going down grades
downshift auto-
matic transmis-
sions?
20. Retarders keep False. Retarders are used to slow the vehicle in replacement of the brakes.
you from slipping
, Mississippi CDL General Knowledge Exam
Study online at https://quizlet.com/_4cxarw
when the road
is slick. True or
False?
21. What are two By using the Engine Speed (RPM) - By using the Road Speed
ways you know
when to shift?
22. How far ahead 12 - 15 seconds ahead
does the manu-
al say you should
look?
23. What are two Vehicles coming onto the highway into your lane - Brake lights from slowing
main things to vehicles
look for ahead?
24. What's your most Checking your mirrors regularly
important way to
see the sides and
rear of your vehi-
cle?
25. What does Signaling what you intend to do
"communicat-
ing," mean in safe
driving?
26. Where should 10', 100', and 200'
your reflectors
be placed when
stopped on a di-
vided highway?
Mississippi CDL General Knowledge Exam
ANSWERS (VERIFIED ANSWERS) LATEST 2025/2026
Study online at https://quizlet.com/_4cxarw
1. What is the most Safety for yourself and other road users.
important reason
for doing a vehicle
inspection?
2. What things Watch Gauges - Use senses to check for problems
should you check
during a trip?
3. When stopped Tires, wheels, and rims - Brakes - Lights and Reflectors - Brake and Electrical
check critical connections to trailer - Trailer coupling devices - Cargo securement devices
items:
4. Name some key - Steering Wheel - Tie Rod - Steering Shaft - Power Steering Cylinder - Steering
steering system Arm - Spindle - Steering Knuckle - Drag Link - Pitman Arm - Gear Box - Hydraulic
parts. Fluid Reservoir
5. Name some sus- Spring Hangers that allow movement of axel from proper position. - Cracked or
pension system broken spring hangers - Missing or broken leaves in a leaf spring - Broken or
defects. shifted leaves in a multi-leaf spring - Leaking shock absorbers - Axle positioning
parts that are cracked, broken, or missing. - Air suspension systems that are dam-
aged and/or leaking. - Any loose, cracked, broken, or missing frame members.
6. What three types Fire Extinguisher - Spare Electrical Fuses - Warning Devices for Parked Vehicles
of emergency
equipment must
you have?
7. What is the mini- 4/32"
mum tread depth
for the front tires?
8. 2/32"
, Mississippi CDL General Knowledge Exam
Study online at https://quizlet.com/_4cxarw
What is the mini-
mum tread depth
for the other
tires?
9. Name some Condition of front axle - Condition of steering system - Condition of windshield
things that you - Lights and reflectors
should check on
the front of your
vehicle during the
walk around in-
spection.
10. What should the That they are not leaking.
wheel bearing
seals be checked
for?
11. How many red re- 3
flective triangles
should you carry?
12. How do you test Pump the brake pedal three times. Then apply firmly for 5 seconds. If the pedal
hydraulic breaks moves, there could be a leak.
for leaks?
13. Why put the So that the vehicle will not be moved.
starter switch key
in your pock-
et during the
pre-trip inspec-
tion?
, Mississippi CDL General Knowledge Exam
Study online at https://quizlet.com/_4cxarw
14. Why should you Because you can see better.
back towards the
driver's side?
15. If stopped on a Put slight pressure on the gas pedal to increase the RPMs before shifting into
hill, how can you gear.
start moving with-
out rolling back-
wards?
16. When backing, There are blind spots that you cannot see.
why is it impor-
tant to use a
helper?
17. What's the most Stop
important hand
signal that you
and your helper
should agree on?
18. What are two Before starting downhill - Before entering a curve
special conditions
when you should
downshift?
19. When should you When going down grades
downshift auto-
matic transmis-
sions?
20. Retarders keep False. Retarders are used to slow the vehicle in replacement of the brakes.
you from slipping
, Mississippi CDL General Knowledge Exam
Study online at https://quizlet.com/_4cxarw
when the road
is slick. True or
False?
21. What are two By using the Engine Speed (RPM) - By using the Road Speed
ways you know
when to shift?
22. How far ahead 12 - 15 seconds ahead
does the manu-
al say you should
look?
23. What are two Vehicles coming onto the highway into your lane - Brake lights from slowing
main things to vehicles
look for ahead?
24. What's your most Checking your mirrors regularly
important way to
see the sides and
rear of your vehi-
cle?
25. What does Signaling what you intend to do
"communicat-
ing," mean in safe
driving?
26. Where should 10', 100', and 200'
your reflectors
be placed when
stopped on a di-
vided highway?
