Tires lose their grip on the road.

There is too much weight in the trailer.

Not both be in contact with the road surface.

Be different sizes from one another.

Allow liquid cargo to flow through the tank.

Should be inspected by an electrician.

Control the temperature of the liquid cargo.

Control liquid surge while still allowing liquids to flow through the tank.

Are damaged and should not be used.

South Carolina CDL Tank 2 - DMV Written Test Questions with Answers

Q.1

Which of the following is not an example of a driver who might be a hazard?

A driver operating a vehicle without first scraping ice off the windshield
The operator of a rental truck
The driver of a station wagon with items covering the back windows
A person operating a pick-up truck

Q.2

In a vehicle equipped with an automatic tractor protection valve, the valve will pop out when:

Air pressure drops to a level between 20 and 45 psi.
You are experiencing a trailer jackknife.
Wheels have regained traction after a skid.
Air pressure is above 45 psi.

Q.3

Exercise will help a person sober up after drinking.

True
False

Q.4

Skids happen when:

Tires lose their grip on the road.
There is too much weight in the trailer.
ABS kicks in.

Q.5

After a vehicle is started, the engine oil pressure should come up to normal:

Within seconds.
Within five minutes.
Within three minutes.
After five minutes.

Q.6

Carrying liquids in a leaking tank:

Is acceptable if it is only for a short distance.
Is illegal.
Is not dangerous if it is raining.
Is acceptable if you are running behind schedule.

Q.7

Which of the following is acceptable if found during a pre-trip inspection?

Tires in mismatched sizes
Tread depth of 2/32 of an inch in the grooves of the front tires
Tires manufactured by different makers
Cracks in the tires

Q.8

A surge occurs with which type of cargo?

Solid
Liquid
Gas

Q.9

Which of the following is not a reason to use your mirrors?

You are changing lanes.
You are making a turn.
You are looking at fuel prices.

Q.10

If your brakes fail while you are traveling downhill and there is no available escape ramp, you should:

Keep pumping the brakes.
Turn the vehicle off.
Drive into an open field.

Q.11

When driving a 50-foot truck at 50 mph, your minimum following distance should be:

Four seconds.
Five seconds.
Six seconds.

Q.12

When stopping, the brake pedal should be:

Pressed down quickly with both feet.
Pressed down gradually.
Lifted up quickly.

Q.13

If your vehicle is hydroplaning, you should:

Use the accelerator.
Not use the brakes.
Put the vehicle in a higher gear.

Q.14

Dual tires should:

Not both be in contact with the road surface.
Not touch one another.
Be different sizes from one another.

Q.15

If you're transporting explosives and your vehicle breaks down, you should notify other drivers:

With flares.
With reflective triangles.
By standing on the roadway and waving your arms.

Q.16

Baffled tanks:

Should be inspected by an electrician.
Allow liquid cargo to flow through the tank.
Control the temperature of the liquid cargo.

Q.17

Move over laws require:

Trucks to use the left lane.
All vehicles to vacate the lane closest to an emergency vehicle that is stopped with its lights flashing.
All vehicles to use the left lane.
All vehicles to move to the left lane if a flatbed trailer is in the right lane.

Q.18

Baffled tanks:

Are damaged and should not be used.
Control liquid surge while still allowing liquids to flow through the tank.
Control liquid temperatures.

Q.19

If you are being tailgated, you should:

Drive on the shoulder.
Pull off the roadway.
Drive faster.
Allow the vehicle to pass.

Q.20

Shaded areas of a road:

Usually don’t freeze.
Are usually blocked from all moisture, so they cannot freeze.
Will remain slick after ice has melted on other areas of the road.

Which of the following is not an example of a driver who might be a hazard?

In a vehicle equipped with an automatic tractor protection valve, the valve will pop out when:

Exercise will help a person sober up after drinking.

Skids happen when:

After a vehicle is started, the engine oil pressure should come up to normal:

Carrying liquids in a leaking tank:

Which of the following is acceptable if found during a pre-trip inspection?

A surge occurs with which type of cargo?

Which of the following is not a reason to use your mirrors?

If your brakes fail while you are traveling downhill and there is no available escape ramp, you should:

When driving a 50-foot truck at 50 mph, your minimum following distance should be:

When stopping, the brake pedal should be:

If your vehicle is hydroplaning, you should:

Dual tires should:

If you're transporting explosives and your vehicle breaks down, you should notify other drivers:

Baffled tanks:

Move over laws require:

Baffled tanks:

If you are being tailgated, you should:

Shaded areas of a road:

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