CDL - General Knowledge, Combinations, Air Brakes Exam Questions With Verified Answers.
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Course
CDL
Institution
CDL
CDL - General Knowledge, Combinations,
Air Brakes Exam Questions With Verified
Answers.
Used when it is safe and legal to do so. - answerHigh beams should be:
It may be a slow moving vehicle - answerYou can see a marking on a vehicle ahead of you, the
marking is a red triangle with an orange c...
CDL - General Knowledge, Combinations,
Air Brakes Exam Questions With Verified
Answers.
Used when it is safe and legal to do so. - answer✔High beams should be:
It may be a slow moving vehicle - answer✔You can see a marking on a vehicle ahead of you, the
marking is a red triangle with an orange center what does the marking mean?
Valve clearance - answer✔Which of these is not part of the pre-trip inspection of the engine
compartment?
Stop driving as soon as you can safely do so - answer✔The road you are driving on becomes
very due to glare ice. Which of these is a good thing to do in such a situation?
35 mph - answer✔You are driving a vehicle that could be driven at 55mph on an open road. But
traffic is heavy and other vehicles drive at the speed of 35mph, though the speed limit is 55 mph.
The safest speed for your vehicle is more likely to be:
Turning the wheel back in the other direction after steering to avoid a traffic emergency -
answer✔What is countersterring?
You should avoid backing whenever you can. - answer✔Which of these statements about
backing a heavy vehicle is true?
Release the brake when you are 5 mph below your safe speed, then let your speed come back up
to your safe speed and repeat again, (bring speed down 5 mph below your safe speed) -
answer✔Which of these best describe how to use the brake pedal on a steep downhill grade?
When turning, you should signal early - answer✔Which of these statements about using turn
signals is true?
You can use the tachometer to tell you when to shift - answer✔Which of these statements about
double clutching and shifting is true?
You should choose a speed that lets you stop within the distance that you can see ahead. -
answer✔Which of these statements about speed management is true?
Can cause the driver wheels to skid when they have poor traction - answer✔Retarders:
Stop braking, turn quickly, then countersteer - answer✔To correct a drive wheel braking skid,
you should:
Maintain a speed 5-10 mph under the posted speed limit - answer✔When exiting or entering on a
curved freeway ramp, you should:
Empty truck - answer✔Which of the following vehicles will have the longest stopping distance?
- answer✔How many red reflective triangles are you required to carry?
50 miles - answer✔You are required to inspect your truck within how many miles after
beginning the trip?
Both trailer and tractor - answer✔There are two types of jackknife, they are:
.04 - answer✔The BAC for commercial drivers to be considered intoxicated when driving a
commercial vehicle is:
In your pocket - answer✔Where should the ignition key be during the pre-trip inspection?
Poor traction on drive wheels - answer✔When loading a trailer, if the cargo is loaded all to the
rear , it may result in:
To communicate your intention to other motorists - answer✔Communication means
At least one-year suspension of your CDL - answer✔If you are convicted for driving under the
influence while driving a commercial vehicle, and this is your first offense, You most likely will
get:
Be placed out of service for 24 hours. - answer✔If you are stopped at a roadside rest area and
found to have BAC (blood alcohol concentration) of 0.02 you will:
If you double your speed, stopping distance will be increased by 4 times - answer✔Which of the
following statements about speed management is true?
Look for an escape ramp or escape route - answer✔You are traveling down a long, steep hill.
Your brakes get so hot that they fail. What should you do?
Can make a vehicle more likely to tip over on curves if it is high. - answer✔The center of gravity
of a load:
10 - answer✔To prevent a load from shifting, there should be at least one tie down for every ___
feet of cargo
Stop driving and fix the problem - answer✔While driving, ice builds up on your wipers and they
no longer clean the windshield. You should:
Pump the brake pedal to generate pressure - answer✔When the hydraulic brakes fail while you
are driving, the system will not build up pressure and the brake pedal will feel spongy or goes to
the floor. What should you do ?
Vibration - answer✔Which may be a sign of tire failure?
Select the gear,which will keep your vehicle to a safe speed on a deep downgrade. - answer✔To
prevent brake fade you should
The nature of the cargo makes a stop mandatory under state or federal regulations - answer✔A
full stop is required at a railroad crossing when:
500 - answer✔When driving at night you should use your high beams when oncoming traffic is
not within ____ feet?
Watch for sharp pavement drop offs - answer✔When driving through the work zones, you
should
Always dangerous - answer✔Backing of a commercial vehicle is:
Turn on your four-way emergency flashers to warn others. - answer✔When you are parked on
the side of the road at night you must:
Within 500 feet behind you - answer✔You must stop on a hill or curve on a two-lane-two-way
road. How far should you place reflective triangles?
Anti-lock brakes - answer✔Stab braking should not be used on vehicles with
It is less dangerous to drive onto the shoulders than to make a collision. - answer✔Sometimes
you need to leave a road to avoid a hazard or emergency. When you do, you should keep in
mind, that:
Cold steering - answer✔Which of the following is NOT a characteristic of tire failure?
Are caused by going too fast or trying to stop too quickly - answer✔Most skids:
Increase your following distance - answer✔In bad weather many drivers tailgate large vehicles.
What should you do?
Exhaust: - answer✔Which of the following systems should receive extra attention during winter
weather inspection?
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