CDL COMBINATION PRACTICE TEST (TN)
11.
_________ can make vehicle handling unsafe.
|
Poor ventilation
|
|
|
ABS
|
|
|
Dry roads
|
|
|
Poor weight balance
|
12.
Which of the following makes a rollover more likely?
|
Keeping the cargo as close to the ground as possible
|
|
|
Driving slowly around turns
|
|
|
Driving quickly around turns
|
|
|
Keeping the load centered on your rig
|
13.
Which of the following is not a reason for covering cargo?
|
To protect people from spilled cargo
|
|
|
To prevent other drivers from looking at the cargo
|
|
|
To protect the cargo from weather
|
|
|
All of the above.
|
14.
If are being followed closely, you should:
|
increase your following distance.
|
|
|
decrease your following distance.
|
|
|
flash your brake lights.
|
|
|
change lanes quickly.
|
15.
You must check that all shut-off valves are in the open position except the ones:
|
at the back of the last trailer.
|
|
|
on the first trailer in a set of doubles.
|
|
|
on the first trailer in a set of triples.
|
|
|
on the middle trailer of a set of triples.
|
16.
Do NOT use the parking brakes:
|
when you park for less than two hours.
|
|
|
to test that they work.
|
|
|
when you leave your vehicle.
|
|
|
if the brakes are very hot.
|
17.
On front tires, tread should be at least:
|
1/16 inch
|
|
|
4/16 inch
|
|
|
2/32 inch
|
|
|
4/32 inch
|
18.
When transporting cargo, drivers must inspect the securement of the cargo every:
|
300 miles
|
|
|
50 miles
|
|
|
150 miles
|
|
|
30 miles
|
19.
After starting the engine, the ABS light stays on. This means:
|
the ABS is not working properly.
|
|
|
the ABS oil level is not adequate.
|
|
|
the ABS is working properly.
|
|
|
the ABS is in Neutral.
|
20.
Combination vehicles usually require _________ single commercial vehicles.
|
the same level of skill as
|
|
|
more driving skill than
|
|
|
less driving skill than
|
|
|
None of the above.
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More