[GEORGIA CDL PERMIT PRACTICE QUESTIONS] – QUESTIONS
AND ANSWERS | VERIFIED AND WELL DETAILED ANSWERS |
PLUS RATIONALES | GUARANTEED PASS | LATEST EXAM
UPDATE | EXAM PREP | STUDY GUIDE | PRACTICE TEST
1. While performing a pre-trip inspection on an air brake system, what should you do after the
air pressure reaches governor cut-out level?
A. Pump the brake pedal repeatedly to lower pressure
B. Turn off the engine and release the parking brakes
C. Drain all air tanks completely
D. Hold the accelerator at high RPM
════════════════════
Correct Answer: B. Turn off the engine and release the parking brakes
Rationale:
The correct procedure after air pressure reaches governor cut-out level is to turn off the
engine and release the parking brakes so the driver can safely test for air leakage and
warning system operation. Pumping the brakes comes later during the leak and warning
device tests. Completely draining tanks is unnecessary and holding high RPM serves no
inspection purpose.
════════════════════
2. A commercial driver transporting cargo notices the load has shifted slightly during transit.
What is the safest action?
A. Continue driving until the next scheduled stop
B. Increase speed to stabilize the trailer
C. Stop as soon as safely possible and inspect the load
D. Apply hard braking to settle the cargo
════════════════════
Correct Answer: C. Stop as soon as safely possible and inspect the load
Rationale:
A shifting load can create dangerous balance and handling problems that increase rollover
risk. Drivers should stop safely and inspect or secure the cargo immediately. Increasing speed
,or braking sharply can worsen instability, while delaying inspection creates unnecessary
hazards.
════════════════════
3. When approaching a railroad crossing while operating a bus carrying passengers, what is
generally required by law?
A. Shift gears while crossing the tracks
B. Stop before crossing the tracks
C. Accelerate rapidly over the crossing
D. Use hazard lights only if a train is visible
════════════════════
Correct Answer: B. Stop before crossing the tracks
Rationale:
Most buses transporting passengers are legally required to stop at railroad crossings to check
for approaching trains before proceeding. Shifting on the tracks is dangerous because it can
stall the vehicle. Drivers should never rely solely on visible trains or attempt to speed through
crossings.
════════════════════
4. What is the primary purpose of a vehicle’s slack adjuster in an air brake system?
A. To cool overheated brake drums
B. To regulate tire pressure
C. To monitor fuel consumption
D. To adjust brake linkage movement
════════════════════
Correct Answer: D. To adjust brake linkage movement
Rationale:
Slack adjusters maintain proper brake rod travel and ensure brakes engage correctly.
Excessive slack can reduce braking performance and create unsafe stopping conditions. They
are unrelated to tire pressure, cooling systems, or fuel management.
════════════════════
5. During adverse weather conditions, why should a CDL driver increase following distance?
,A. Larger vehicles accelerate faster in rain
B. Visibility and traction are reduced
C. Wind resistance decreases stopping time
D. Traffic laws no longer apply consistently
════════════════════
Correct Answer: B. Visibility and traction are reduced
Rationale:
Rain, snow, fog, and ice reduce tire traction and visibility, significantly increasing stopping
distance. Commercial vehicles require more space to brake safely under poor conditions.
Weather does not improve acceleration or reduce the importance of traffic laws.
════════════════════
6. A driver hauling hazardous materials discovers a leaking package during transport. What
should the driver do first?
A. Ignore the leak until arrival
B. Hose down the cargo area
C. Notify emergency services and follow hazardous material procedures
D. Transfer the material into another container immediately
════════════════════
Correct Answer: C. Notify emergency services and follow hazardous material procedures
Rationale:
Hazardous material leaks require immediate compliance with emergency response
procedures, including notifying proper authorities and protecting public safety. Attempting to
transfer materials without authorization or training can worsen the incident. Ignoring the
problem violates federal safety regulations.
════════════════════
7. What is the safest steering technique when recovering from driving onto a soft shoulder?
A. Turn sharply back onto the roadway immediately
B. Brake aggressively while steering left
C. Steer gently back once speed is reduced
D. Accelerate to regain traction quickly
════════════════════
, Correct Answer: C. Steer gently back once speed is reduced
Rationale:
Drivers should stay calm, reduce speed gradually, and gently return to the roadway. Sudden
steering movements can cause loss of control or rollover. Hard braking and rapid acceleration
can worsen instability on soft shoulders.
════════════════════
8. What is the legal blood alcohol concentration (BAC) limit for most CDL holders operating a
commercial vehicle?
A. 0.08%
B. 0.10%
C. 0.06%
D. 0.04%
════════════════════
Correct Answer: D. 0.04%
Rationale:
Federal law establishes a lower BAC limit of 0.04% for commercial drivers because of the
increased responsibility associated with operating large vehicles. Exceeding this limit can
result in license suspension and serious penalties.
════════════════════
9. Which factor most affects a loaded tractor-trailer’s stopping distance?
A. Color of the trailer
B. Weight of the cargo
C. Number of mirrors installed
D. Length of the driver’s route
════════════════════
Correct Answer: B. Weight of the cargo
Rationale:
Heavier loads create greater momentum and require more distance to stop safely. While
mirrors improve visibility, they do not significantly affect stopping distance. Vehicle color and
trip length are unrelated to braking performance.
AND ANSWERS | VERIFIED AND WELL DETAILED ANSWERS |
PLUS RATIONALES | GUARANTEED PASS | LATEST EXAM
UPDATE | EXAM PREP | STUDY GUIDE | PRACTICE TEST
1. While performing a pre-trip inspection on an air brake system, what should you do after the
air pressure reaches governor cut-out level?
A. Pump the brake pedal repeatedly to lower pressure
B. Turn off the engine and release the parking brakes
C. Drain all air tanks completely
D. Hold the accelerator at high RPM
════════════════════
Correct Answer: B. Turn off the engine and release the parking brakes
Rationale:
The correct procedure after air pressure reaches governor cut-out level is to turn off the
engine and release the parking brakes so the driver can safely test for air leakage and
warning system operation. Pumping the brakes comes later during the leak and warning
device tests. Completely draining tanks is unnecessary and holding high RPM serves no
inspection purpose.
════════════════════
2. A commercial driver transporting cargo notices the load has shifted slightly during transit.
What is the safest action?
A. Continue driving until the next scheduled stop
B. Increase speed to stabilize the trailer
C. Stop as soon as safely possible and inspect the load
D. Apply hard braking to settle the cargo
════════════════════
Correct Answer: C. Stop as soon as safely possible and inspect the load
Rationale:
A shifting load can create dangerous balance and handling problems that increase rollover
risk. Drivers should stop safely and inspect or secure the cargo immediately. Increasing speed
,or braking sharply can worsen instability, while delaying inspection creates unnecessary
hazards.
════════════════════
3. When approaching a railroad crossing while operating a bus carrying passengers, what is
generally required by law?
A. Shift gears while crossing the tracks
B. Stop before crossing the tracks
C. Accelerate rapidly over the crossing
D. Use hazard lights only if a train is visible
════════════════════
Correct Answer: B. Stop before crossing the tracks
Rationale:
Most buses transporting passengers are legally required to stop at railroad crossings to check
for approaching trains before proceeding. Shifting on the tracks is dangerous because it can
stall the vehicle. Drivers should never rely solely on visible trains or attempt to speed through
crossings.
════════════════════
4. What is the primary purpose of a vehicle’s slack adjuster in an air brake system?
A. To cool overheated brake drums
B. To regulate tire pressure
C. To monitor fuel consumption
D. To adjust brake linkage movement
════════════════════
Correct Answer: D. To adjust brake linkage movement
Rationale:
Slack adjusters maintain proper brake rod travel and ensure brakes engage correctly.
Excessive slack can reduce braking performance and create unsafe stopping conditions. They
are unrelated to tire pressure, cooling systems, or fuel management.
════════════════════
5. During adverse weather conditions, why should a CDL driver increase following distance?
,A. Larger vehicles accelerate faster in rain
B. Visibility and traction are reduced
C. Wind resistance decreases stopping time
D. Traffic laws no longer apply consistently
════════════════════
Correct Answer: B. Visibility and traction are reduced
Rationale:
Rain, snow, fog, and ice reduce tire traction and visibility, significantly increasing stopping
distance. Commercial vehicles require more space to brake safely under poor conditions.
Weather does not improve acceleration or reduce the importance of traffic laws.
════════════════════
6. A driver hauling hazardous materials discovers a leaking package during transport. What
should the driver do first?
A. Ignore the leak until arrival
B. Hose down the cargo area
C. Notify emergency services and follow hazardous material procedures
D. Transfer the material into another container immediately
════════════════════
Correct Answer: C. Notify emergency services and follow hazardous material procedures
Rationale:
Hazardous material leaks require immediate compliance with emergency response
procedures, including notifying proper authorities and protecting public safety. Attempting to
transfer materials without authorization or training can worsen the incident. Ignoring the
problem violates federal safety regulations.
════════════════════
7. What is the safest steering technique when recovering from driving onto a soft shoulder?
A. Turn sharply back onto the roadway immediately
B. Brake aggressively while steering left
C. Steer gently back once speed is reduced
D. Accelerate to regain traction quickly
════════════════════
, Correct Answer: C. Steer gently back once speed is reduced
Rationale:
Drivers should stay calm, reduce speed gradually, and gently return to the roadway. Sudden
steering movements can cause loss of control or rollover. Hard braking and rapid acceleration
can worsen instability on soft shoulders.
════════════════════
8. What is the legal blood alcohol concentration (BAC) limit for most CDL holders operating a
commercial vehicle?
A. 0.08%
B. 0.10%
C. 0.06%
D. 0.04%
════════════════════
Correct Answer: D. 0.04%
Rationale:
Federal law establishes a lower BAC limit of 0.04% for commercial drivers because of the
increased responsibility associated with operating large vehicles. Exceeding this limit can
result in license suspension and serious penalties.
════════════════════
9. Which factor most affects a loaded tractor-trailer’s stopping distance?
A. Color of the trailer
B. Weight of the cargo
C. Number of mirrors installed
D. Length of the driver’s route
════════════════════
Correct Answer: B. Weight of the cargo
Rationale:
Heavier loads create greater momentum and require more distance to stop safely. While
mirrors improve visibility, they do not significantly affect stopping distance. Vehicle color and
trip length are unrelated to braking performance.
