Delaware CDL Double 1 - DMV Written Test Questions with Answers - MCQGeeks.com

Q.1

All air tanks must include:

A drain valve.
A lock.
A trap door.
A warning sticker.

Q.2

Most drivers are the least alert:

In the morning.
In cold weather.
At night.
After work.

Q.3

When coupling together two trailers, you can secure the second trailer by:

Backing the trailer into a wall.
Setting the trailer emergency brakes.
Placing wheel chocks on the sides of the tires.

Q.4

When checking its automatic transmission fluid, the vehicle:

Should be placed on an incline.
Should be placed on a decline.
May have to be running.
Should be lifted with a jack.

Q.5

To avoid becoming an aggressive driver, you should:

Plan trips without allocating extra time for traffic.
Tailgate.
Drive slowly in the left lane.
Not make gestures to other drivers.

Q.6

When backing with a trailer, turning toward the driver’s side is encouraged because:

The driver will have the best possible view.
Power lines should be on the passenger's side.
Other drivers can offer assistance on the passenger's side.

Q.7

Roads are slippery when it first begins to rain because:

Water is slippery.
The fresh rain mixes with oil on the roadway.
The water has nowhere to go.
Concrete can be slippery.

Q.8

Avoid needing to make sudden lane changes by:

Using your horn to encourage other drivers to move out of your lane.
Only driving slower than the posted speed limit.
Watching the road ahead while driving.
Pulling off the road and waiting when there is high traffic.

Q.9

Shut-off valves:

Prevent air from escaping air brake systems.
Prevent air from entering air brake systems.
Override vehicles that are out of control.

Q.10

When driving under wet conditions, a lack of spray coming from the tires of other vehicles indicates that:

Ice has formed on the road.
The pavement is dry.
The spray is caught on the underside of the vehicle.

Q.11

To prevent fatigue while driving, you should:

Keep the cab warm.
Keep the cab cool.
Keep the cab poorly ventilated.
Close the vents.

Q.12

Large combination vehicles take the longest amount of time to stop:

When fully loaded.
When partially loaded.
When empty.
When mostly loaded.

Q.13

When near a railroad crossing:

You should expect to hear every approaching train.
You may not hear a train, even if one is approaching.
You will hear two short blasts of a train's horn if a train is approaching.

Q.14

To ensure you do not interfere with traffic while driving a heavy vehicle, you should:

Switch gears while driving uphill.
Try to pass other vehicles while driving uphill.
Stay in the right lane.
Ride the brakes while driving downhill.

Q.15

During a trip, which shut-off valves should be open?

All shut-off valves should be open.
The rear shut-off valves should be open.
All shut-off valves should be in the open position, except the rear shut-off valves.
No shut-off valves should be open.

Q.16

Test the low pressure warning signal:

Once a month.
Once a week.
Twice a week.
Before every trip.

Q.17

A dual air brake system:

Has a single air brake system, but uses two sets of controls.
Has one air brake system for each side of the truck.
Has two brakes for each wheel.
Has two separate air brake systems, but uses a single set of controls.

Q.18

During a trip, gauges are:

Often misleading.
The only way a driver can learn of potential trouble with the vehicle.
A way to learn of potential trouble with the vehicle.

Q.19

Which of the following is not another name for convex mirrors?

Fisheye mirrors
Spot mirrors
Bug-eye mirrors
Flat side mirrors

Q.20

If you don't pull the dolly out from beneath the rear trailer before unlocking the pintle hook:

The tow bar may cause injury.
The landing gear may break.
The pintle hook may detach.
Nothing bad could happen.

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