CDL QUESTIONS & ANSWERS FOR
GUARANTEED PASS RECENT UPDATED
SOLUTION.
When you double your speed from 20 to 40 mph, your vehicle's stopping distance is -
ANSWERQuadrupled
Front wheel braking works: - ANSWERUnder all conditions
When driving a 50-foot truck at 50 mph, your minimum following distance should be: -
ANSWERSix seconds
In cold weather, an alcohol evaporator should be checked and filled: -
ANSWEREveryday
What tells you how much pressure is in your vehicle's air tanks? - ANSWERThe supply
pressure gauge
When adjusting your mirrors before a trip: - ANSWERPart of your vehicle should be
visible in the mirrors
Anti-Lock Braking Systems (ABS): - ANSWERAre in addition to other braking systems
and do not reduce a vehicle's braking power
If the low pressure warning signal activates while you are driving, you should: -
ANSWERExit the road and park as soon as safety possible
If you must drive in reverse, using driver's side backing - ANSWERIs always
encouraged
Be sure that your wheel bearing/seals are: - ANSWERNot leaking
If turning to avoid a hazard: - ANSWERYou should not brake as it might cause the
wheels to lock
What is a brake leg - ANSWERThe time required for the brakes to work after the brake
pedal is pressed
You may be an aggressive driver if you - ANSWERMake hand gestures that could
anger other drivers
, If using spring brakes when hauling a heavy load, a complete stop will: - ANSWERTake
a long time
If exiting a bus, a driver must - ANSWERMaintain contact with the handrail
What are placards - ANSWERSigns placed on a vehicle to identify hazards in the cargo
Who is responsible for cargo that has been loaded onto a truck - ANSWERThe truck
driver
Which of the following is not a sign of tire failure - ANSWERSmoother steering
Slow down and be extra careful: - ANSWERWhen approaching a work zone.
If an air compressor is belt-driven, the belt should be routinely checked to ensure that it
is: - ANSWERProperly tightened.
How much distance will an air brake equipped vehicle need to come to a complete stop
if it is traveling at 55 mph under ideal driving conditions - ANSWER450 feet
Operating a commercial motor vehicle with a minimum blood alcohol content (BAC) of
_____ is illegal - ANSWER0.04 percent
Before starting down a hill, be sure to : - ANSWERSwitch into a low gear
In hot weather, spots on the pavement where tar is bleeding - ANSWERAre very
slippery.
In cool weather, as the temperature begins to rise and ice begins to melt: -
ANSWERThe road will become even more slippery
The leakage rate for a single vehicle with air brakes should be no more than ____ in
one minute during a static leakage test. - ANSWER2 psi
When an S-cam turns inside a brake drum, the S-cam: - ANSWERPresses the brake
shoes against the inside of the brake drum.
To avoid a hazard, you: - ANSWERMay need to swerve your vehicle out of the way.
On any upgrade, gravity will: - ANSWERSlow your vehicle down
If there is a fire in your vehicle, you should not: - ANSWERPull into a service station
Which of the following is not a sign of fatigue? - ANSWERStaying in your lane
For a truck with three axles, what is the maximum speed limit? - ANSWER55 mph
GUARANTEED PASS RECENT UPDATED
SOLUTION.
When you double your speed from 20 to 40 mph, your vehicle's stopping distance is -
ANSWERQuadrupled
Front wheel braking works: - ANSWERUnder all conditions
When driving a 50-foot truck at 50 mph, your minimum following distance should be: -
ANSWERSix seconds
In cold weather, an alcohol evaporator should be checked and filled: -
ANSWEREveryday
What tells you how much pressure is in your vehicle's air tanks? - ANSWERThe supply
pressure gauge
When adjusting your mirrors before a trip: - ANSWERPart of your vehicle should be
visible in the mirrors
Anti-Lock Braking Systems (ABS): - ANSWERAre in addition to other braking systems
and do not reduce a vehicle's braking power
If the low pressure warning signal activates while you are driving, you should: -
ANSWERExit the road and park as soon as safety possible
If you must drive in reverse, using driver's side backing - ANSWERIs always
encouraged
Be sure that your wheel bearing/seals are: - ANSWERNot leaking
If turning to avoid a hazard: - ANSWERYou should not brake as it might cause the
wheels to lock
What is a brake leg - ANSWERThe time required for the brakes to work after the brake
pedal is pressed
You may be an aggressive driver if you - ANSWERMake hand gestures that could
anger other drivers
, If using spring brakes when hauling a heavy load, a complete stop will: - ANSWERTake
a long time
If exiting a bus, a driver must - ANSWERMaintain contact with the handrail
What are placards - ANSWERSigns placed on a vehicle to identify hazards in the cargo
Who is responsible for cargo that has been loaded onto a truck - ANSWERThe truck
driver
Which of the following is not a sign of tire failure - ANSWERSmoother steering
Slow down and be extra careful: - ANSWERWhen approaching a work zone.
If an air compressor is belt-driven, the belt should be routinely checked to ensure that it
is: - ANSWERProperly tightened.
How much distance will an air brake equipped vehicle need to come to a complete stop
if it is traveling at 55 mph under ideal driving conditions - ANSWER450 feet
Operating a commercial motor vehicle with a minimum blood alcohol content (BAC) of
_____ is illegal - ANSWER0.04 percent
Before starting down a hill, be sure to : - ANSWERSwitch into a low gear
In hot weather, spots on the pavement where tar is bleeding - ANSWERAre very
slippery.
In cool weather, as the temperature begins to rise and ice begins to melt: -
ANSWERThe road will become even more slippery
The leakage rate for a single vehicle with air brakes should be no more than ____ in
one minute during a static leakage test. - ANSWER2 psi
When an S-cam turns inside a brake drum, the S-cam: - ANSWERPresses the brake
shoes against the inside of the brake drum.
To avoid a hazard, you: - ANSWERMay need to swerve your vehicle out of the way.
On any upgrade, gravity will: - ANSWERSlow your vehicle down
If there is a fire in your vehicle, you should not: - ANSWERPull into a service station
Which of the following is not a sign of fatigue? - ANSWERStaying in your lane
For a truck with three axles, what is the maximum speed limit? - ANSWER55 mph
