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Georgia CDL Class A Knowledge Test 1
Practice mode
Question
1
of 25
QUESTION 1 / 25
Before driving a vehicle with a dual air brake system, you must wait for the air compressor to build a minimum of ____ in both the primary and secondary systems.
Choose one answer below.
A
25 psi
✓
B
50 psi
✓
C
75 psi
✓
D
100 psi
✓
QUESTION 2 / 25
The ____ tells a driver how much pressure is in the air tanks.
Choose one answer below.
A
Application pressure gauge
✓
B
Air compressor governor
✓
C
Supply pressure gauge
✓
D
Drum brake
✓
QUESTION 3 / 25
If you are being tailgated, you should:
Choose one answer below.
A
Drive on the shoulder.
✓
B
Pull off the roadway.
✓
C
Drive faster.
✓
D
Allow the vehicle to pass.
✓
QUESTION 4 / 25
What is a tire load?
Choose one answer below.
A
The minimum safe weight a tire can carry
✓
B
The maximum safe weight a tire can carry
✓
C
The weight of a tire
✓
D
The weight of the air within a fully inflated tire
✓
QUESTION 5 / 25
While driving downhill, you should brake until you reach a speed that is ____ below your safe speed, then release the brake pedal.
Choose one answer below.
A
5 mph
✓
B
10 mph
✓
C
15 mph
✓
D
20 mph
✓
QUESTION 6 / 25
Roads are most slippery right after it begins to rain because:
Choose one answer below.
A
The water mixes with oil and grease on the road.
✓
B
The roads are naturally slippery.
✓
C
The gravel gets washed to the middle of the lane.
✓
D
Some tires are not designed for rain.
✓
QUESTION 7 / 25
If your truck or trailer catches fire, you should:
Choose one answer below.
A
Park in a congested area near trees.
✓
B
Pull into a service station.
✓
C
Park near other vehicles.
✓
D
Park in an open area.
✓
QUESTION 8 / 25
A driver should always:
Choose one answer below.
A
Stay in the right lane.
✓
B
Have an emergency plan.
✓
C
Stay in the left lane.
✓
D
Drive faster than the posted speed limit.
✓
QUESTION 9 / 25
If a roadway is covered by fog, it is best for you to:
Choose one answer below.
A
Drive faster than usual.
✓
B
Use your high beam headlights.
✓
C
Turn off your headlights.
✓
D
Avoid driving.
✓
QUESTION 10 / 25
Regarding winter driving, all of the following are true, except:
Choose one answer below.
A
Front tires should have a tread depth of at least 4/32 an inch.
✓
B
Tires should be slightly deflated.
✓
C
Rear tires should have a tread depth of at least 2/32 an inch.
✓
D
Use a gauge to verify that each tire has a safe tread depth.
✓
QUESTION 11 / 25
If something is found to be unsafe during a pre-trip inspection, you should:
Choose one answer below.
A
Continue with the trip and make an appointment with a mechanic after the trip is completed.
✓
B
Let a more experienced driver use the truck.
✓
C
Get the issue fixed immediately.
✓
D
Not use the items found to be unsafe, but may continue driving normally.
✓
QUESTION 12 / 25
When using the controlled braking method in an emergency situation, you should:
Choose one answer below.
A
Apply the brakes as hard as possible without locking the wheels.
✓
B
Apply the brakes with about half of your usual force.
✓
C
Apply the brakes so the wheels lock.
✓
D
Apply the brakes with minimal pressure.
✓
QUESTION 13 / 25
Driving in extremely hot weather:
Choose one answer below.
A
Should not be done.
✓
B
Requires you to remove oil from the engine.
✓
C
Is safer with less coolant.
✓
D
Can increase tire pressure.
✓
QUESTION 14 / 25
If confronted by an aggressive driver, you should:
Choose one answer below.
A
Stay in their path.
✓
B
Make eye contact with the driver.
✓
C
Make gestures at the driver.
✓
D
Report the driver.
✓
QUESTION 15 / 25
If the spring brakes are activated, you should never:
Choose one answer below.
A
Push down the brake pedal.
✓
B
Open the hood.
✓
C
Release air from the air storage tanks.
✓
D
Open the door to the cab.
✓
QUESTION 16 / 25
After the engine is started, warning lights and buzzers should all:
Choose one answer below.
A
Stay on.
✓
B
Flicker occasionally.
✓
C
Turn off right away.
✓
D
Turn off once the vehicle begins moving.
✓
QUESTION 17 / 25
When taking the on-road test, you will be evaluated on regular traffic checks. You should not:
Choose one answer below.
A
Scan the road for pedestrians.
✓
B
Check traffic regularly.
✓
C
Avoid checking your mirrors near intersections.
✓
D
Check your mirrors regularly.
✓
QUESTION 18 / 25
When entering a curve, you should:
Choose one answer below.
A
Get off the roadway.
✓
B
Use the shoulder.
✓
C
Downshift.
✓
D
Take the vehicle out of gear.
✓
QUESTION 19 / 25
The drive shaft should:
Choose one answer below.
A
Be bent toward the passenger side.
✓
B
Be bent toward the driver’s side.
✓
C
Be bent to one side or the other.
✓
D
Not be bent.
✓
QUESTION 20 / 25
While operating a CMV:
Choose one answer below.
A
You are not required to wear a safety belt.
✓
B
You are only required to wear a safety belt if your vehicle does not have airbags.
✓
C
You are required to wear a safety belt, but only if hauling more than 1,000 pounds of cargo.
✓
D
You are always required to wear a safety belt.
✓
QUESTION 21 / 25
When asked to complete a conventional parallel parking maneuver, you should:
Choose one answer below.
A
Pass the parking space while backing, then pull forward into it.
✓
B
Pull forward past the parking space, then back into it.
✓
C
Pull forward into the parking space without passing it first.
✓
D
Back into the parking space without passing it first.
✓
QUESTION 22 / 25
Sending text messages while driving:
Choose one answer below.
A
May be done if the messages are short.
✓
B
Is encouraged.
✓
C
Is permitted if you are asking a question of your employer.
✓
D
Is not permitted.
✓
QUESTION 23 / 25
After starting the engine, oil pressure should reach a normal level:
Choose one answer below.
A
Within a few seconds.
✓
B
After about a minute.
✓
C
After about four minutes.
✓
D
Within 10 minutes of driving.
✓
QUESTION 24 / 25
Which of the following is not a crime that would disqualify an applicant from a hazardous materials endorsement?
Choose one answer below.
A
Arson
✓
B
Dishonesty
✓
C
Robbery
✓
D
Littering
✓
QUESTION 25 / 25
Distracted drivers may be:
Choose one answer below.
A
Staying within their lanes.
✓
B
Traveling at consistent speeds.
✓
C
Preoccupied with using their cell phones.
✓
D
Not talking to anyone else in their vehicles.
✓
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