CDL: chapter 11-15 Exam Questions and
Answers with Verified Solutions | Latest
Updated 2026
Your ___________ is the distance D. perception distance
a
vehicle travels from the time you
see a hazard until your brain
recognizes it
A. reaction distance
B. brake lag distance
C. braking distance
D. perception distance
A CMV's components (brakes, C. the vehicle is fully loaded
tires,
springs, etc.) are designed to work
best when:
A. traveling in adverse weather
conditions
B. the vehicle is completely empty
C. the vehicle is fully loaded
D. traveling through curves and on
grades
,How does traveling at higher A. it increases your braking distance
speeds affect your CMV's total
stopping distance?
A. it increases your braking
distance
B. it decreases your reaction
distance
C. it increases your brake lag
distance
D. all of the above
You should slow at least B. 5
__________
mph below the posted speed limit
when entering a curve.
A. 2
B. 5
C. 8
D. 10
On a downgrade, your vehicle is D. with, increase
working _____ gravity, resulting in
a(n)
_____ in speed.
A. against, decrease
B. against, increase
C. with, decrease
D. with, increase
, What danger(s) can foreign D. Both A and C.
objects
in the road pose?
A. They can cause damage to
electrical and brake lines.
B. They can increase your blind
spots.
C. They can get caught between
dual tires.
D. Both A and C.
What two factors are affected most A. traction and visibility
by extreme weather conditions?
A. traction and visibility
B. visibility and compatibility
C. traction and position
D. compatibility and position
If you are unable to maintain a C. 3-4 mph less than
safe
following distance when driving in
heavy traffic, it's best to travel
__________ the surrounding
vehicles.
A. 3-4 mph faster than
B. the exact same speed as
C. 3-4 mph less than
D. none of the above
Answers with Verified Solutions | Latest
Updated 2026
Your ___________ is the distance D. perception distance
a
vehicle travels from the time you
see a hazard until your brain
recognizes it
A. reaction distance
B. brake lag distance
C. braking distance
D. perception distance
A CMV's components (brakes, C. the vehicle is fully loaded
tires,
springs, etc.) are designed to work
best when:
A. traveling in adverse weather
conditions
B. the vehicle is completely empty
C. the vehicle is fully loaded
D. traveling through curves and on
grades
,How does traveling at higher A. it increases your braking distance
speeds affect your CMV's total
stopping distance?
A. it increases your braking
distance
B. it decreases your reaction
distance
C. it increases your brake lag
distance
D. all of the above
You should slow at least B. 5
__________
mph below the posted speed limit
when entering a curve.
A. 2
B. 5
C. 8
D. 10
On a downgrade, your vehicle is D. with, increase
working _____ gravity, resulting in
a(n)
_____ in speed.
A. against, decrease
B. against, increase
C. with, decrease
D. with, increase
, What danger(s) can foreign D. Both A and C.
objects
in the road pose?
A. They can cause damage to
electrical and brake lines.
B. They can increase your blind
spots.
C. They can get caught between
dual tires.
D. Both A and C.
What two factors are affected most A. traction and visibility
by extreme weather conditions?
A. traction and visibility
B. visibility and compatibility
C. traction and position
D. compatibility and position
If you are unable to maintain a C. 3-4 mph less than
safe
following distance when driving in
heavy traffic, it's best to travel
__________ the surrounding
vehicles.
A. 3-4 mph faster than
B. the exact same speed as
C. 3-4 mph less than
D. none of the above
