CT CDL Combination Practice Test (2024)

1. Who is responsible for inspecting the cargo?

The driver
The shipper
The motor carrier
The person who loaded and secured the cargo

2. The posted speed limit:

is only a suggestion.
may only be exceeded when driving in rural areas.
should only be exceeded when passing other vehicles.
should never be exceeded.

3. Banked curves:

have a safe "design speed".
can be taken at any speed.
are reserved for pedestrians.
should always be avoided.

4. When you park trailers without spring brakes, you should use wheel chocks:

to prevent the transmission from shifting up.
to keep the trailer from moving.
to prevent air from escaping.
to prevent overheating.

5. Which of these statements is true?

Large combination vehicles take longer to stop when they are fully loaded than when they are empty.
Trailer skids are more likely to happen when the trailer is empty or lightly loaded.
"Bobtail" tractors can take longer to stop than a combination vehicle loaded to maximum gross weight.
All of the above.

6. Do NOT use the parking brakes:

to test that they work.
if the brakes are very hot.
when you park for less than two hours.
when you leave your vehicle.

7. What are the two basic reasons for covering cargo?

To protect the cargo from pilferage and from weather.
To protect the cargo from weather and to avoid littering.
To protect people from spilled cargo and the cargo from weather.
To protect people from spilled cargo and the cargo from pilferage.

8. When you get ready to back under the semi-trailer, you should:

back under the trailer at an angle to avoid pushing the trailer sideways.
line up the kingpin to engage the driver's side locking jaw first.
line up directly in front of the trailer.
line up about 15 degrees off the line of the trailer.

9. During your inspection, you should look into the fifth-wheel gap and check that the _________ are fully closed around the kingpin.

10. "Bobtail" tractors are:

tractors with two trailers.
heavily loaded trailers.
tractors without semitrailers.
tractors with a tank.

CDL COMBINATION PRACTICE TEST (CT)