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Georgia CDL Combination Vehicles Test Practice Questions - Georgia Commercial Driver License Combination Vehicles Test Exam
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Question
1
of 25
QUESTION 1 / 25
Georgia CDL applicants use the Combination Vehicles knowledge test mainly for what authority?
Choose one answer below.
A
Class A or Group A combination vehicle operation
✓
B
Motorcycle operation
✓
C
Passenger-car licensing
✓
D
Noncommercial farm tags
✓
QUESTION 2 / 25
Under FMCSA Group A rules, the towed unit in a qualifying combination is rated over what GVWR?
Choose one answer below.
A
10,000 pounds
✓
B
5,000 pounds
✓
C
8,000 pounds
✓
D
26,000 pounds
✓
QUESTION 3 / 25
What Georgia source should be used first for Combination Vehicles study?
Choose one answer below.
A
Georgia DDS Commercial Driver's Manual Section 6
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B
A competitor practice site
✓
C
A passenger-car road test checklist
✓
D
A motorcycle operator manual
✓
QUESTION 4 / 25
What score does FMCSA require to pass CDL knowledge tests?
Choose one answer below.
A
At least 80 percent correct
✓
B
At least 60 percent correct
✓
C
Exactly 70 percent correct
✓
D
A perfect score
✓
QUESTION 5 / 25
Georgia DDS says CDL written knowledge exams must begin at least how long before closing?
Choose one answer below.
A
45 minutes
✓
B
15 minutes
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C
30 minutes
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D
Two hours
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QUESTION 6 / 25
Georgia DDS lists what minimum age to apply for a commercial instructional permit?
Choose one answer below.
A
18 years old
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B
15 years old
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C
16 years old
✓
D
25 years old
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QUESTION 7 / 25
A Georgia CLP issued on or after July 1, 2021 is valid for how long?
Choose one answer below.
A
365 days
✓
B
90 days
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C
180 days
✓
D
Four years
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QUESTION 8 / 25
Georgia CDL drivers must hold a CLP how long before applying for the full CDL skills test?
Choose one answer below.
A
14 days
✓
B
3 days
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C
7 days
✓
D
60 days
✓
QUESTION 9 / 25
The Georgia $35 Commercial Application fee is valid for how many test attempts according to DDS?
Choose one answer below.
A
4 attempts
✓
B
1 attempt
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C
2 attempts
✓
D
Unlimited attempts forever
✓
QUESTION 10 / 25
Which statement best describes Georgia and federal CDL roles?
Choose one answer below.
A
DDS administers Georgia CDL testing under FMCSA minimum standards
✓
B
FMCSA directly issues Georgia CLPs
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C
Georgia waives Class A knowledge tests
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D
Private practice sites set the passing score
✓
QUESTION 11 / 25
Which tractor part receives and locks around the trailer kingpin?
Choose one answer below.
A
Fifth wheel
✓
B
Landing gear
✓
C
Service glad hand
✓
D
Rear underride guard
✓
QUESTION 12 / 25
What is the trailer kingpin?
Choose one answer below.
A
A vertical pin that locks into the fifth wheel
✓
B
A landing gear crank
✓
C
A brake chamber pushrod
✓
D
A dashboard air valve
✓
QUESTION 13 / 25
Before backing under a trailer, fifth wheel locking jaws should be:
Choose one answer below.
A
Open and ready to receive the kingpin
✓
B
Closed around empty space
✓
C
Removed from the fifth wheel
✓
D
Tied to the electrical cord
✓
QUESTION 14 / 25
Correct trailer height before coupling should allow the fifth wheel to:
Choose one answer below.
A
Lift the trailer slightly as the tractor backs under
✓
B
Pass under without touching
✓
C
Strike the kingpin hard
✓
D
Lower the landing gear automatically
✓
QUESTION 15 / 25
A tug test is performed by:
Choose one answer below.
A
Pulling forward gently in low gear with trailer brakes set
✓
B
Driving at highway speed
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C
Turning sharply left and right
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D
Pulling the electrical cord tight
✓
QUESTION 16 / 25
After a tug test, the driver should still:
Choose one answer below.
A
Visually inspect the jaws, kingpin, and no-gap condition
✓
B
Skip all other checks
✓
C
Disconnect the service line
✓
D
Raise the trailer off the fifth wheel
✓
QUESTION 17 / 25
What does a visible gap between trailer apron and fifth wheel suggest?
Choose one answer below.
A
Possible high coupling or improper seating
✓
B
Normal coupling
✓
C
Correct electrical connection
✓
D
Proper tire inflation
✓
QUESTION 18 / 25
A high coupling is dangerous because:
Choose one answer below.
A
The trailer may separate from the tractor
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B
The trailer lights become too bright
✓
C
The landing gear raises too fast
✓
D
The tractor cannot build oil pressure
✓
QUESTION 19 / 25
The safest coupling alignment is:
Choose one answer below.
A
Tractor straight in line with the trailer kingpin
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B
A steep angle to save time
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C
Blind-side only
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D
Across the trailer doors
✓
QUESTION 20 / 25
A secure coupling check includes:
Choose one answer below.
A
No gap, jaws around kingpin, release locked, and tug test passed
✓
B
Only marker lights working
✓
C
Landing gear touching ground
✓
D
Air pressure below normal
✓
QUESTION 21 / 25
The trailer emergency or supply glad hand is commonly what color?
Choose one answer below.
A
Red
✓
B
Blue
✓
C
Green
✓
D
White
✓
QUESTION 22 / 25
The trailer service glad hand is commonly what color?
Choose one answer below.
A
Blue
✓
B
Red
✓
C
Yellow
✓
D
White
✓
QUESTION 23 / 25
The tractor-to-trailer electrical cord primarily powers:
Choose one answer below.
A
Trailer lights and electrical circuits
✓
B
Landing gear lifting
✓
C
Air tank charging
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D
Kingpin locking
✓
QUESTION 24 / 25
Damaged or missing glad-hand seals can cause:
Choose one answer below.
A
Trailer air leaks
✓
B
Shorter stopping distance
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C
Automatic coupling
✓
D
Higher speed limits
✓
QUESTION 25 / 25
If service and emergency lines are crossed, the likely result is:
Choose one answer below.
A
Incorrect or failed trailer brake operation
✓
B
Brighter marker lights
✓
C
Faster landing gear
✓
D
A shorter trailer
✓
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