TDC 2025 practice test questions
Any activity that takes a driver's attention
away from the task of driving is known Distracted Driving
as:
In what year was the diesel engine intro-
duced, improving the power and efficien- 1924
cy of trucks?
FMCSA issued the final rule requiring
ELDs in December 2015, and it went into 2019
full effect in December of:
When checking airbrakes, pressure drop
4 PSI per minute
should not exceed...
Is it true that steel-belted radial truck tires
False
are not subject to tire fires?
What percentage of vehicle fires are due
47%
to some sort of mechanical failure?
Each motor carrier employer is required
to query the _____________ before hir- FMCSA Clearinghouse
ing a CDL driver.
The Crash Preventability Determination
Program allows motor carriers to contest
crashes that meet certain conditions and Crash Indicator
have them removed from the calculation
of their _________ BASIC score.
Flammable Solids fall under what Divi-
4.1
sion of Hazmat?
Drum brakes tend to have a short-
er stopping distance than disc brakes,
False
anywhere from 17-33%, depending on
speed.
What type of product hazard classes
must be grounded while loading or un- Flammable & Combustible
loading?
Is the loss of two pints of blood at one
Yes
time serious or possibly fatal?
1/4
Any activity that takes a driver's attention
away from the task of driving is known Distracted Driving
as:
In what year was the diesel engine intro-
duced, improving the power and efficien- 1924
cy of trucks?
FMCSA issued the final rule requiring
ELDs in December 2015, and it went into 2019
full effect in December of:
When checking airbrakes, pressure drop
4 PSI per minute
should not exceed...
Is it true that steel-belted radial truck tires
False
are not subject to tire fires?
What percentage of vehicle fires are due
47%
to some sort of mechanical failure?
Each motor carrier employer is required
to query the _____________ before hir- FMCSA Clearinghouse
ing a CDL driver.
The Crash Preventability Determination
Program allows motor carriers to contest
crashes that meet certain conditions and Crash Indicator
have them removed from the calculation
of their _________ BASIC score.
Flammable Solids fall under what Divi-
4.1
sion of Hazmat?
Drum brakes tend to have a short-
er stopping distance than disc brakes,
False
anywhere from 17-33%, depending on
speed.
What type of product hazard classes
must be grounded while loading or un- Flammable & Combustible
loading?
Is the loss of two pints of blood at one
Yes
time serious or possibly fatal?
1/4
