NC CDL COMBINATION VEHICLES FINAL
EXAM PAPER 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ 10 feet Answer: While driving other vehicle under good condition
you should allow at least one second between your vehicle and the
vehicle ahead for each ____ (how many)feet of your vehicle length?
◉ Go slow around turns. Answer: There two things that driver can
do to prevent a rollover. They are :(1) keep the cargo as close to the
ground as possible; and (2):
◉ Low gear Answer: After you have coupled the trailer you should
have to raise the landing gear by using:
◉ Pushing in the trailer air supply valve . Answer: You supply air to
the trailers tanks by:
◉ 3 psi per minute Answer: The air brake leakage for a combination
vehicle (engine off,brakes off) should be less than ____ psi per
minute.
, ◉ You should turn wide as you complete the turn. Answer: The
safest way to make turn without entering another traffic lane is:
◉ Easier to turn over . Answer: The higher the center of gravity of
your truck,the:
◉ Nothing is likely to happen until you try to apply the brakes.
Answer: If the service line comes apart while you are driving a
combination vehicle but the emergency line stays together, what will
happen right away?
◉ Service and emergency air lines from the vehicle to the trailer.
Answer: Glad hands are usually connecting which of these?
◉ If the trailer has no spring brakes , you could drive away but you
wouldn't have trailer brakes. Answer: A driver crosses the air lines
when hooking up to an old trailer. What will happen?
◉ To test the trailer brakes. Answer: The hand valve should be used:
◉ Back section Answer: When driving a set of doubles it is necessary
to close which shut-off valve in the last trailer .
EXAM PAPER 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ 10 feet Answer: While driving other vehicle under good condition
you should allow at least one second between your vehicle and the
vehicle ahead for each ____ (how many)feet of your vehicle length?
◉ Go slow around turns. Answer: There two things that driver can
do to prevent a rollover. They are :(1) keep the cargo as close to the
ground as possible; and (2):
◉ Low gear Answer: After you have coupled the trailer you should
have to raise the landing gear by using:
◉ Pushing in the trailer air supply valve . Answer: You supply air to
the trailers tanks by:
◉ 3 psi per minute Answer: The air brake leakage for a combination
vehicle (engine off,brakes off) should be less than ____ psi per
minute.
, ◉ You should turn wide as you complete the turn. Answer: The
safest way to make turn without entering another traffic lane is:
◉ Easier to turn over . Answer: The higher the center of gravity of
your truck,the:
◉ Nothing is likely to happen until you try to apply the brakes.
Answer: If the service line comes apart while you are driving a
combination vehicle but the emergency line stays together, what will
happen right away?
◉ Service and emergency air lines from the vehicle to the trailer.
Answer: Glad hands are usually connecting which of these?
◉ If the trailer has no spring brakes , you could drive away but you
wouldn't have trailer brakes. Answer: A driver crosses the air lines
when hooking up to an old trailer. What will happen?
◉ To test the trailer brakes. Answer: The hand valve should be used:
◉ Back section Answer: When driving a set of doubles it is necessary
to close which shut-off valve in the last trailer .
