MCQGeeks
0 : 0 : 1
CBSE
JEE
NTSE
NEET
English
UK Quiz
Quiz
Driving Test
Practice
Games
Driving Test
Delaware
Delaware CDL Combination 2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Q.1
Submit
When backing up while coupling a trailer, the tractor should be positioned:
Directly in front of the trailer.
Directly next to the trailer.
Parallel with the trailer.
Q.2
Submit
The ____ trailer is the most likely to turn over if a driver takes a turn too quickly.
Front
Last
Middle
Q.3
Submit
A shut-off valve:
Is located on the front of a trailer.
Is located on the instrument panel.
Prevents air from escaping an air brake system.
Should always be open.
Q.4
Submit
Using the trailer hand brake while experiencing a trailer jackknife will:
Stop the skid.
Straighten the trailer.
Increase traction.
Continue the skid.
Q.5
Submit
If oil and water build up in your vehicle's air tanks, the brakes:
May not work correctly.
May feel squishy.
Will squeal loudly when used.
Will be extremely sensitive.
Q.6
Submit
Proper coupling technique:
Is the same on all vehicles.
Is essential to the safe operation of a vehicle.
Includes ensuring that the fifth wheel plate is not greased.
Can be learned over time.
Q.7
Submit
When testing ____, you should apply your vehicle's brakes with the hand control while moving the vehicle forward slowly.
The Anti-Lock Braking System
The emergency braking system
The trailer service brakes
Q.8
Submit
If you need to back your trailer but cannot back up in a straight path, you should:
Back toward the passenger's side.
Back toward the driver's side.
Swerve back and forth while backing.
Always turn to your right.
Q.9
Submit
When driving a tractor-trailer equipped with ABS, you should:
Stop harder than you would otherwise.
Use extra braking force to ensure the ABS kicks in.
Brake as you normally would.
Brake using less pressure than you would otherwise use.
Q.10
Submit
The trailer hand valve should:
Be used for parking.
Be used only to test the trailer brakes.
Be used together with the brake pedal.
Be used on slippery surfaces.
Q.11
Submit
To help prevent rollovers, you should:
Accelerate quickly after stopping.
Drive slowly around turns.
Keep the load near the back of the trailer.
Keep the load on one side of the trailer.
Q.12
Submit
A trailer that is too high:
May not couple correctly.
Will couple securely.
Is not an issue.
Q.13
Submit
If a trailer begins to jackknife, the driver:
Should not apply the trailer hand brake.
Should firmly apply the brakes.
Can straighten the trailer with the parking brake.
Q.14
Submit
How much space should be between the upper and lower fifth wheel?
About five inches of space
A maximum of two inches of space
No space
Q.15
Submit
A trailer will be most likely to swing around when:
It is full.
Traveling in a straight line.
It is empty.
The wheels are rotating.
Q.16
Submit
Keeping cargo low can:
Prevent a rollover.
Help you drive faster.
Make turns more dangerous.
Q.17
Submit
When a combination vehicle goes around a corner:
The turn should be made as tightly as possible.
The front and rear wheels move in different paths.
The rear wheels should run over the curb.
It is acceptable for street signs to be knocked over if they are too close to the road.
Q.18
Submit
When glad hands are coupled, the seals should be pressed together at an angle of:
30 degrees.
45 degrees.
60 degrees.
90 degrees.
Q.19
Submit
If the emergency air line loses pressure:
The Anti-Lock Braking System will activate.
The service air line will activate.
The emergency brakes will activate.
Q.20
Submit
When traveling more slowly than 40 mph, maintain at least ____ of following distance per every 10 feet of your vehicle.
One second
Two seconds
Three seconds
Four seconds
0 h : 0 m : 1 s
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Report Question
×
What's an issue?
Question is wrong
Answer is wrong
Other Reason
Want to elaborate a bit more? (optional)
Support mcqgeeks.com by disabling your adblocker.
×
Please disable the adBlock and continue.
Thank you.
Reload page