COMMERCIAL DRIVERS LICENSE TEST
2025 QUESTIONS WITH 100% SOLVED
ANSWERS!!
1 of
71
Term
A car suddenly cuts in front of you, creating a hazard. Which of these actions
should you NOT take?
honk and stay close behind the car
slow down to prevent a crash
signal and change lanes to avoid it, if possible
Give this one a try later!
a) make turns carefully as possible
, a) they may move into your
traffic lane
a) honk and stay close
a) take your foot off the accelerator
behind the car
Don't know?
2 of 71
Term
You are starting your vehicle in motion from a stop. As you apply
power to the drive wheels, they start to spin. You should:
a) take your foot off the accelerator
b) take your foot off the accelerator and apply the brakes.
c) try a lower gear
Give this one a try later!
a) take your foot off the
accelerator c) the length of a football field
a) slow down to a safe
speed before the curve a) it may be a slow moving vehicle.
Don't know?
3 of 71
, Term
During a vehicle inspection, checking the ___ will NOT help prevent a
fire.
a) cargo ventilation
b) electrical system insulation
c) battery fluid level
Give this one a try later!
c) watch for sharp pavement drop-
offs c) battery fluid level
C) increase your following distance c) always dangerous
Don't know?
4 of 71
Term
What three things add up to total stopping distance for your truck or
bus?
a) attention distance, reaction distance, slowing distance
b) observation distance, response distance, braking distance
c) perception distance, reaction distance, braking distance
Give this one a try later!
, c) You can use the tachometer c) perception distance,
to tell you when to shift. reaction distance, braking
distance
c) brake shoes should not have c) poor trailer ventilation can cause
oil, grease, or brake fluid on flammable cargo to catch on fire
them
Don't know?
5 of 71
Term
Whenever you double your speed, your vehicle has about __
times the destructive power if it crashes.
a) two
b) three
c) four
Give this one a try later!
c) 1 year b) 1/4
c) four c) tires
Don't know?
6 of 71
2025 QUESTIONS WITH 100% SOLVED
ANSWERS!!
1 of
71
Term
A car suddenly cuts in front of you, creating a hazard. Which of these actions
should you NOT take?
honk and stay close behind the car
slow down to prevent a crash
signal and change lanes to avoid it, if possible
Give this one a try later!
a) make turns carefully as possible
, a) they may move into your
traffic lane
a) honk and stay close
a) take your foot off the accelerator
behind the car
Don't know?
2 of 71
Term
You are starting your vehicle in motion from a stop. As you apply
power to the drive wheels, they start to spin. You should:
a) take your foot off the accelerator
b) take your foot off the accelerator and apply the brakes.
c) try a lower gear
Give this one a try later!
a) take your foot off the
accelerator c) the length of a football field
a) slow down to a safe
speed before the curve a) it may be a slow moving vehicle.
Don't know?
3 of 71
, Term
During a vehicle inspection, checking the ___ will NOT help prevent a
fire.
a) cargo ventilation
b) electrical system insulation
c) battery fluid level
Give this one a try later!
c) watch for sharp pavement drop-
offs c) battery fluid level
C) increase your following distance c) always dangerous
Don't know?
4 of 71
Term
What three things add up to total stopping distance for your truck or
bus?
a) attention distance, reaction distance, slowing distance
b) observation distance, response distance, braking distance
c) perception distance, reaction distance, braking distance
Give this one a try later!
, c) You can use the tachometer c) perception distance,
to tell you when to shift. reaction distance, braking
distance
c) brake shoes should not have c) poor trailer ventilation can cause
oil, grease, or brake fluid on flammable cargo to catch on fire
them
Don't know?
5 of 71
Term
Whenever you double your speed, your vehicle has about __
times the destructive power if it crashes.
a) two
b) three
c) four
Give this one a try later!
c) 1 year b) 1/4
c) four c) tires
Don't know?
6 of 71
