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IOWA CDL EXAM LATEST UPDATE QUESTIONS AND
CORRECT DETAILED ANSWERS
What do you need a CDL to operate? - (answer)Any single vehicle with a gross
vehicle weight rating of 26,001 pounds or more
A combination vehicle with a gross combination weight rating of 26,001 or
more pounds, provided the GVWE of the vehicle being towed is in excess of
10,00 pounds
A vehicle designed to transport 16 or more passengers (including the driver)
How can you lose your CDL fro at least one year? - (answer)Driving a CMV if
your blood alcohol concentration is .04% or higher
Driving a CMV under the influence of alcohol
Refusing to undergo blood alcohol testing
Driving a CMV while under the influence of a controlled substance
Leaving the scene of an accident involving a CMV
Committing a felony involving the sue of a CMV
Driving a CMV when the CDL is suspended
Causing a fatality through negligent operation of a CMV
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How can you lose your CDL for 3 years? - (answer)if that offense occurs while
you are operating a CMV that is placarded for hazardous materials
How can you lose your CDL for life? - (answer)a second offense
if you use a CMV to commit a felony involving controlled substances
When you will be put out-of-service for 24 hours? - (answer)If you have any
detectable amount of alcohol under .04%
How can you lose your CDL for 60 days? - (answer)If you have committed two
serious traffic violations within a three-year period involving a CMV
How can you lose your CDL for 120 days? - (answer)For three or more serious
traffic violations within a three-year period involving a CMV
How can you lose your CDL for 90 days? - (answer)if you have committed your
first violation of an out-of-service order
for at least one year if you have committed two violations of an out-of-service
order in a ten-year period
for at least three years if you have committed three or more violations of an
out-of-service order in a ten-year period
You must notify your employer within 30 days... - (answer)of conviction for any
traffic violations (except parking)
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You must notify your employer within two business days... - (answer)if your
license is suspended, revoked, or canceled, or if you are disqualified from
driving
What is the most important reason for doing a vehicle inspection? -
(answer)SAFETY
What things should you check during a trip? - (answer)Watch gauges for signs
of trouble.
Use your senses to check for problems (look,listen,smell,and feel)
Check critical items when you stop : tires, wheels, rims, brakes, lights,
reflectors, electrical connections to trailers, trailer coupling devices, cargo
securement devices.
Name some key steering system parts - (answer)steering wheel, tie rod,
steering shaft, hydraulic fluid reservoir, gear box, pitman arm, drag link,
steering knuckle, spindle, steering arm, power steering cylinder
Name some suspension system defects - (answer)missing nuts, bolts, cotter
keys, or other parts
bent loose or broken parts such as steering column,
steering gearbox, or tie rods
IF power steering equipped, hoses, pumps, and fluid level; check for leaks
steering
IOWA CDL EXAM LATEST UPDATE QUESTIONS AND
CORRECT DETAILED ANSWERS
What do you need a CDL to operate? - (answer)Any single vehicle with a gross
vehicle weight rating of 26,001 pounds or more
A combination vehicle with a gross combination weight rating of 26,001 or
more pounds, provided the GVWE of the vehicle being towed is in excess of
10,00 pounds
A vehicle designed to transport 16 or more passengers (including the driver)
How can you lose your CDL fro at least one year? - (answer)Driving a CMV if
your blood alcohol concentration is .04% or higher
Driving a CMV under the influence of alcohol
Refusing to undergo blood alcohol testing
Driving a CMV while under the influence of a controlled substance
Leaving the scene of an accident involving a CMV
Committing a felony involving the sue of a CMV
Driving a CMV when the CDL is suspended
Causing a fatality through negligent operation of a CMV
, 2
How can you lose your CDL for 3 years? - (answer)if that offense occurs while
you are operating a CMV that is placarded for hazardous materials
How can you lose your CDL for life? - (answer)a second offense
if you use a CMV to commit a felony involving controlled substances
When you will be put out-of-service for 24 hours? - (answer)If you have any
detectable amount of alcohol under .04%
How can you lose your CDL for 60 days? - (answer)If you have committed two
serious traffic violations within a three-year period involving a CMV
How can you lose your CDL for 120 days? - (answer)For three or more serious
traffic violations within a three-year period involving a CMV
How can you lose your CDL for 90 days? - (answer)if you have committed your
first violation of an out-of-service order
for at least one year if you have committed two violations of an out-of-service
order in a ten-year period
for at least three years if you have committed three or more violations of an
out-of-service order in a ten-year period
You must notify your employer within 30 days... - (answer)of conviction for any
traffic violations (except parking)
, 3
You must notify your employer within two business days... - (answer)if your
license is suspended, revoked, or canceled, or if you are disqualified from
driving
What is the most important reason for doing a vehicle inspection? -
(answer)SAFETY
What things should you check during a trip? - (answer)Watch gauges for signs
of trouble.
Use your senses to check for problems (look,listen,smell,and feel)
Check critical items when you stop : tires, wheels, rims, brakes, lights,
reflectors, electrical connections to trailers, trailer coupling devices, cargo
securement devices.
Name some key steering system parts - (answer)steering wheel, tie rod,
steering shaft, hydraulic fluid reservoir, gear box, pitman arm, drag link,
steering knuckle, spindle, steering arm, power steering cylinder
Name some suspension system defects - (answer)missing nuts, bolts, cotter
keys, or other parts
bent loose or broken parts such as steering column,
steering gearbox, or tie rods
IF power steering equipped, hoses, pumps, and fluid level; check for leaks
steering
