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CT CDL General Knowledge Practice Questions - Connecticut CDL General Knowledge Test Exam
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Question
1
of 25
QUESTION 1 / 25
What is the first step in the seven-step pre-trip inspection method?
Choose one answer below.
A
Approach the vehicle and check its general condition
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B
Check under the hood
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C
Start the engine and inspect inside the cab
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D
Walk around and inspect the entire vehicle
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QUESTION 2 / 25
Which emergency equipment is required to be on a commercial motor vehicle?
Choose one answer below.
A
Fire extinguisher, spare fuses, and three red reflective triangles
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B
First aid kit, fire extinguisher, and flares only
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C
Fire extinguisher and road flares only
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D
Spare tire, jack, and reflective vest
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QUESTION 3 / 25
What is the minimum tread depth required for steer axle tires on a commercial motor vehicle?
Choose one answer below.
A
2/32 of an inch
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B
4/32 of an inch
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C
6/32 of an inch
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D
1/32 of an inch
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QUESTION 4 / 25
During a tire inspection, you notice a bulge on the sidewall of one of the steer tires. What should you do?
Choose one answer below.
A
Continue driving but avoid high speeds
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B
Have the tire replaced before driving the vehicle
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C
Rotate the tire to a non-steer position
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D
Reduce air pressure to alleviate the bulge
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QUESTION 5 / 25
Which types of lights must be checked during a pre-trip inspection?
Choose one answer below.
A
Only headlights and tail lights
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B
Headlights (high and low beam), tail lights, brake lights, turn signals, four-way flashers, clearance/marker lights, and identification lights
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C
Only the lights that face forward
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D
Only brake lights and turn signals
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QUESTION 6 / 25
How often should a driver check their mirrors while driving a commercial motor vehicle?
Choose one answer below.
A
Every 30 seconds
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B
Every 5 to 8 seconds
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C
Only when changing lanes
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D
Every 2 minutes
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QUESTION 7 / 25
When should a driver downshift?
Choose one answer below.
A
After the vehicle has already slowed down significantly
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B
Before starting down a hill, so the engine can help control speed
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C
Only when the engine stalls
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D
While the vehicle is stopped at a traffic light
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QUESTION 8 / 25
What does GOAL stand for when backing a commercial vehicle?
Choose one answer below.
A
Go Over All Lanes
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B
Get Out And Look
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C
Gauge Obstacles And Length
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D
Guide Operations And Logistics
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QUESTION 9 / 25
A commercial vehicle is more difficult to maneuver when:
Choose one answer below.
A
It is lightly loaded
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B
It is empty
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C
It is fully loaded and has a high center of gravity
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D
It is on a wide, straight road
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QUESTION 10 / 25
The three components of total stopping distance are:
Choose one answer below.
A
Braking distance, tire distance, and road distance
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B
Perception distance, reaction distance, and braking distance
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C
Engine distance, transmission distance, and wheel distance
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D
Sight distance, warning distance, and braking distance
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QUESTION 11 / 25
How often should you check your mirrors while driving a commercial vehicle?
Choose one answer below.
A
Every 1 to 2 seconds
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B
Every 5 to 8 seconds
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C
Every 15 to 20 seconds
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D
Only when changing lanes or turning
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QUESTION 12 / 25
Which of the following is the BEST indicator of an aggressive driver near your commercial vehicle?
Choose one answer below.
A
A driver using turn signals before every lane change
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B
A driver maintaining a steady speed in the right lane
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C
A driver frequently changing lanes, tailgating, and making obscene gestures
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D
A driver who slows down at yellow traffic lights
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QUESTION 13 / 25
What is the standard overhead clearance that most commercial drivers should assume for bridges and overpasses unless otherwise posted?
Choose one answer below.
A
12 feet
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B
13 feet 6 inches
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C
15 feet
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D
16 feet
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QUESTION 14 / 25
When stopping at a traffic light behind another vehicle, how much space should you leave in front of your CMV?
Choose one answer below.
A
Just enough to see the rear tires of the vehicle ahead touching the road
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B
At least one full car length plus the length needed to pull around the vehicle if it stalls
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C
No extra space is needed; bumper-to-bumper is acceptable
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D
At least 100 feet at all times
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QUESTION 15 / 25
High-beam headlights provide visibility of approximately how far ahead?
Choose one answer below.
A
150 to 200 feet
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B
250 to 300 feet
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C
350 to 500 feet
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D
600 to 800 feet
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QUESTION 16 / 25
Which headlight setting should you use when driving in heavy fog?
Choose one answer below.
A
High beams to see as far as possible
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B
Low beams (or fog lights if equipped)
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C
Parking lights only
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D
No lights to avoid reflected glare
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QUESTION 17 / 25
What are the warning signs that you are becoming drowsy while driving?
Choose one answer below.
A
Increased alertness and faster reaction times
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B
Frequent yawning, difficulty keeping eyes open, drifting from your lane, and inability to remember the last few miles driven
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C
A desire to drive faster
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D
Increased awareness of surrounding traffic
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QUESTION 18 / 25
Which of the following is NOT a common type of cargo tie-down?
Choose one answer below.
A
Chains
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B
Nylon straps
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C
Bungee cords
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D
Wire cables
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QUESTION 19 / 25
What is the federal maximum weight limit for a single axle on interstate highways?
Choose one answer below.
A
12,000 lbs
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B
20,000 lbs
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C
34,000 lbs
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D
80,000 lbs
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QUESTION 20 / 25
What is the primary purpose of using tarps (tarpaulins) on flatbed loads?
Choose one answer below.
A
To reduce aerodynamic drag and improve fuel economy
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B
To protect cargo from weather and to prevent cargo from falling off the vehicle
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C
To hide the type of cargo being transported
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D
To comply with the bridge formula
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QUESTION 21 / 25
What should a driver do if they notice their cargo has shifted during a trip?
Choose one answer below.
A
Continue driving carefully to the next scheduled stop
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B
Pull over safely as soon as possible and re-secure the cargo before continuing
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C
Increase speed to reach the destination faster
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D
Call the shipper and wait for instructions
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QUESTION 22 / 25
A Class B CDL allows the holder to operate:
Choose one answer below.
A
Any combination vehicle with a GCWR over 26,001 lbs
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B
Any single vehicle with a GVWR of 26,001 lbs or more, and towed vehicles not exceeding 10,000 lbs GVWR
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C
Only motorcycles and small passenger vehicles
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D
Only straight trucks under 10,000 lbs
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QUESTION 23 / 25
Under federal Hours of Service (HOS) rules, what is the maximum consecutive hours a property-carrying driver may drive?
Choose one answer below.
A
8 hours
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B
10 hours
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C
11 hours
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D
14 hours
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QUESTION 24 / 25
What is the correct sequence to obtain a CDL?
Choose one answer below.
A
Pass the skills test, then take the written knowledge test
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B
Obtain a Commercial Learner's Permit (CLP), hold it for at least 14 days, then pass the CDL skills test
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C
Complete 1 year of driving with a regular license, then apply for a CDL
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D
Pass only a vision test and receive the CDL immediately
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QUESTION 25 / 25
What is the BAC (Blood Alcohol Concentration) limit for CDL holders operating a commercial motor vehicle?
Choose one answer below.
A
0.08%
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B
0.06%
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C
0.04%
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D
0.02%
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