CDL GENERAL KNOWLEDGE TEST (DC) - PRACTICE TEST
11.
If a tire fails while you are driving, you should:
|
brake as hard as possible.
|
|
|
stay off the brake
until your vehicle has slowed down.
|
|
|
stop on the roadway if possible.
|
|
|
call your supervisor for instructions.
|
12.
If stopped on a hill, how can you start moving without rolling back?
|
Partly engage the clutch before you take your right foot off the brake, put on the parking brake if necessary.
|
|
|
Press on the gas pedal, even if you have to roll back a little.
|
|
|
Release the parking brake before you have applied enough engine power to keep from rolling back.
|
|
|
None of the above.
|
13.
Class 8 hazardous materials include:
|
Flammable solids
|
|
|
Poison
|
|
|
Corrosives
|
|
|
Explosive materials
|
14.
When approaching a stopped bus, you must be aware that:
|
passengers crossing in front of the bus can always see you.
|
|
|
a student may be driving the bus.
|
|
|
passing a stopped bus is illegal.
|
|
|
passengers may cross in front of or behind the bus.
|
15.
Which of the following helps keep the engine cool in hot weather?
|
Driving faster to force more air into the radiator.
|
|
|
Making sure the anti-lock braking system is on.
|
|
|
Making sure there is enough engine oil.
|
|
|
All of the above.
|
16.
Before operating the vehicle, the driver should:
|
rely on the last vehicle inspection and skip the pre-trip inspection.
|
|
|
review the last vehicle inspection report.
|
|
|
should not review the vehicle inspection report and immediately try to find any vehicle defects.
|
|
|
None of the above.
|
17.
As your blood alcohol concentration (BAC) builds up, which of the following is affected?
|
Muscle control
|
|
|
Vision
|
|
|
Coordination
|
|
|
All of the above.
|
18.
When driving through a construction zone, you should:
|
watch for pavement drop-offs.
|
|
|
immediately come to a full stop and check for pedestrians.
|
|
|
turn on your parking lights.
|
|
|
maintain your speed, unless there are people working on or near the roadway.
|
19.
If your vehicle catches fire while you are driving, you should:
|
immediately open the van or trailer doors.
|
|
|
park in an open area.
|
|
|
increase your speed to put out the fire.
|
|
|
pull into a service station.
|
20.
If you are driving a 50 foot truck and you are traveling at 55 mph, you should have at least _________ of following distance.
|
3 seconds
|
|
|
5 seconds
|
|
|
6 seconds
|
|
|
12 seconds
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More