CDL General Knowledge
ACTUAL EXAM LATEST
2025-2026 WITH
QUESTIONS AND
CORRECT VERIFIED
ANSWERS GRADED A+
GUARANTEED 100%
PASS
You do not have a Hazardous Materials Endorsement on your Commercial Driver's
License. You can drive a vehicle hauling hazardous materials when: - ANSWER-The
vehicle does not require placards.
Some liquid tanks are divided into several smaller tanks by: - ANSWER-Bulkheads
Front-end header boards: - ANSWER-(both correct) Block the forward movement of
your cargo; Protect you from your cargo in case of collision.
,The height of the vehicle center of gravity is very important for safe handling. A high
center of gravity means you are ore likely to do the following: - ANSWER-Rollover
The "load" means the following? - ANSWER-The maximum safe weight a tire can carry
at a specified pressure.
Whether or not you load and secure your load yourself, you are responsible for: -
ANSWER-(all) Knowing your cargo is securely tied-down and covered; Recognizing
overloads and poorly balanced weight; Inspecting your cargo.
Cargo inspections: - ANSWER-Should be performed as part of your pre-trip inspection,
again within the first 50 miles of your trip, then again after you have driven 3 hours or
150 miles, and after every break you take during driving.
Retarders: - ANSWER-Can cause the drive wheels to skid when they have poor
traction.
You are driving a new truck with a manual transmission. What gear will you probably
have to use to take a long, steep downhill grade? - ANSWER-A lower gear than you
would use to climb the hill.
Which of these statements about speed management is true? - ANSWER-You should
choose a speed that lets you stop within the distance that you can see ahead.
Which of these best describes how you should use the brake pedal on a steep downhill
grade? - ANSWER-Snubbing
Which of these statements about double clutching and shifting is true? - ANSWER-You
can use the tachometer to tell you when to shift.
Which if these statements about using turn signals is true? - ANSWER-When turning,
you should signal early.
Which of these statements about cargo loading is true? - ANSWER-State laws dictate
legal weight limits.
If your vehicle catches fire while you are driving, you should: - ANSWER-Park in an
open area.
You are checking your tires for a pre-trip inspection. Which of these statements is true?
- ANSWER-Tires of mismatched sizes should not be used on the same vehicle.
You can see a marking on a vehicle ahead of you. The marking is a red triangle with an
orange center. What does the marking mean? - ANSWER-It may be a slow-moving
vehicle.
, An en route inspection should include checking for: - ANSWER-(Both are correct) Tire
overheating and brake overheating; Cargo secured properly.
You are driving in the right lane of a four-lane, undivided road. You come over a hill and
find a car stopped ahead in your lane. You do not have room to stop. The hill blocks
your view to the rear. The shoulder is clear. Which of these is most likely the nest action
to take? - ANSWER-Steer to the right.
Where or when should you test the stopping action of your service brakes? - ANSWER-
When the vehicle is moving about 5 mph.
Which of these is not part of the pre-trip inspection of the engine compartment? -
ANSWER-Valve clearance
Cargo covers: - ANSWER-(both are correct) Protect people from spilled cargo; May be
a safety requirement in some states.
High beams should be: - ANSWER-Used when it is safe to do so.
Which of these is the most important thing to remember about emergency braking? -
ANSWER-If the wheels are skidding, you cannot control the vehicle.
You must park on the side of a level, straight, two-lane road. Where should you place
the reflective triangles? - ANSWER-One within 10 feet of the rear of the vehicle, one
about 100 feet to the rear, and one about 100 feet to the front of the vehicle.
The road you are driving on becomes very slippery due to glare ice. Which of these is a
good thing to do in such a situation? - ANSWER-Stop driving as soon as you can safely
do so.
Which of these statements about tires and hot-weather driving is true? - ANSWER-You
should inspect your tires every two hours or very 100 miles when driving in very hot
weather.
Your truck is in a traffic emergency and may collide with another vehicle if you do not
take action. Which of these is a good rule to remember at such a time? - ANSWER-You
can almost always turn to miss an obstacle more quickly than you can stop.
What should you do when your vehicle hydroplanes? - ANSWER-Release the
accelerator.
You are starting your vehicle from astop. As you apply power to the driver wheels, they
start to spin. You should: - ANSWER-Take your foot off the accelerator.
Stab braking: - ANSWER-Involves releasing the brakes only after the wheels lock up.
ACTUAL EXAM LATEST
2025-2026 WITH
QUESTIONS AND
CORRECT VERIFIED
ANSWERS GRADED A+
GUARANTEED 100%
PASS
You do not have a Hazardous Materials Endorsement on your Commercial Driver's
License. You can drive a vehicle hauling hazardous materials when: - ANSWER-The
vehicle does not require placards.
Some liquid tanks are divided into several smaller tanks by: - ANSWER-Bulkheads
Front-end header boards: - ANSWER-(both correct) Block the forward movement of
your cargo; Protect you from your cargo in case of collision.
,The height of the vehicle center of gravity is very important for safe handling. A high
center of gravity means you are ore likely to do the following: - ANSWER-Rollover
The "load" means the following? - ANSWER-The maximum safe weight a tire can carry
at a specified pressure.
Whether or not you load and secure your load yourself, you are responsible for: -
ANSWER-(all) Knowing your cargo is securely tied-down and covered; Recognizing
overloads and poorly balanced weight; Inspecting your cargo.
Cargo inspections: - ANSWER-Should be performed as part of your pre-trip inspection,
again within the first 50 miles of your trip, then again after you have driven 3 hours or
150 miles, and after every break you take during driving.
Retarders: - ANSWER-Can cause the drive wheels to skid when they have poor
traction.
You are driving a new truck with a manual transmission. What gear will you probably
have to use to take a long, steep downhill grade? - ANSWER-A lower gear than you
would use to climb the hill.
Which of these statements about speed management is true? - ANSWER-You should
choose a speed that lets you stop within the distance that you can see ahead.
Which of these best describes how you should use the brake pedal on a steep downhill
grade? - ANSWER-Snubbing
Which of these statements about double clutching and shifting is true? - ANSWER-You
can use the tachometer to tell you when to shift.
Which if these statements about using turn signals is true? - ANSWER-When turning,
you should signal early.
Which of these statements about cargo loading is true? - ANSWER-State laws dictate
legal weight limits.
If your vehicle catches fire while you are driving, you should: - ANSWER-Park in an
open area.
You are checking your tires for a pre-trip inspection. Which of these statements is true?
- ANSWER-Tires of mismatched sizes should not be used on the same vehicle.
You can see a marking on a vehicle ahead of you. The marking is a red triangle with an
orange center. What does the marking mean? - ANSWER-It may be a slow-moving
vehicle.
, An en route inspection should include checking for: - ANSWER-(Both are correct) Tire
overheating and brake overheating; Cargo secured properly.
You are driving in the right lane of a four-lane, undivided road. You come over a hill and
find a car stopped ahead in your lane. You do not have room to stop. The hill blocks
your view to the rear. The shoulder is clear. Which of these is most likely the nest action
to take? - ANSWER-Steer to the right.
Where or when should you test the stopping action of your service brakes? - ANSWER-
When the vehicle is moving about 5 mph.
Which of these is not part of the pre-trip inspection of the engine compartment? -
ANSWER-Valve clearance
Cargo covers: - ANSWER-(both are correct) Protect people from spilled cargo; May be
a safety requirement in some states.
High beams should be: - ANSWER-Used when it is safe to do so.
Which of these is the most important thing to remember about emergency braking? -
ANSWER-If the wheels are skidding, you cannot control the vehicle.
You must park on the side of a level, straight, two-lane road. Where should you place
the reflective triangles? - ANSWER-One within 10 feet of the rear of the vehicle, one
about 100 feet to the rear, and one about 100 feet to the front of the vehicle.
The road you are driving on becomes very slippery due to glare ice. Which of these is a
good thing to do in such a situation? - ANSWER-Stop driving as soon as you can safely
do so.
Which of these statements about tires and hot-weather driving is true? - ANSWER-You
should inspect your tires every two hours or very 100 miles when driving in very hot
weather.
Your truck is in a traffic emergency and may collide with another vehicle if you do not
take action. Which of these is a good rule to remember at such a time? - ANSWER-You
can almost always turn to miss an obstacle more quickly than you can stop.
What should you do when your vehicle hydroplanes? - ANSWER-Release the
accelerator.
You are starting your vehicle from astop. As you apply power to the driver wheels, they
start to spin. You should: - ANSWER-Take your foot off the accelerator.
Stab braking: - ANSWER-Involves releasing the brakes only after the wheels lock up.
