South Carolina CDL Tank 1 - DMV Written Test Questions with Answers - MCQGeeks.com

Q.1

If a spill occurs from a tank vehicle you are operating:

You may have to pay for clean-up efforts.
You will be exempt from clean-up costs if the tank was loaded by another person or company.
You will be required to notify the local conservation department.

Q.2

To operate a vehicle that is used to transport hazardous materials, a driver must have:

Only a CDL.
A CDL with a hazardous materials endorsement.
A CDL with a passenger endorsement.
A CDL with an air brake endorsement.

Q.3

Emergency equipment, such as fire extinguishers, are:

Only needed in vehicles transporting hazardous materials.
Only needed for interstate travel.
Required in all commercial motor vehicles.

Q.4

When refueling a vehicle transporting hazardous materials:

The engine should be left on.
The engine should be turned off.
The gas nozzle may be left unattended.
Someone other than the driver should do it.

Q.5

When traveling down a hill:

Your speed will not change.
Your speed will decrease.
Your speed will increase.
You will slow to a stop.

Q.6

When loading liquid cargo, you should take into account:

The weight of the liquid.
The color of the cargo.
The air pressure in the tires.
The speed limits on the route.

Q.7

When changing lanes, you should:

Move quickly, before other vehicles can enter into the lane.
Move slowly in case another vehicle is in the lane.
Not use a turn signal.
Avoid the right lane.

Q.8

Failure to keep the fifth wheel plate properly greased could:

Cause the trailer to disconnect.
Cause steering problems.
Cause braking problems.
Affect the lights.

Q.9

To prevent your tires and engine from overheating while you are driving in especially hot weather, you should:

Increase your speed.
Decrease your speed.
Drive on the shoulder.
Drive with your windows down.

Q.10

During a cargo fire, opening the trailer doors may actually cause the fire to expand because doing so:

Allows oxygen into the trailer.
Changes the temperature of the trailer.
Provides more moisture to the trailer.

Q.11

Tread depth in the major grooves on a front tire should be at least:

3/4 of an inch.
1/2 of an inch.
4/32 of an inch.
1/16 of an inch.

Q.12

When traveling through a work zone, you should:

Slow down.
Speed up.
Steer with one hand and keep the other hand free.

Q.13

What is a bobtail tractor?

A tractor without a semi-trailer
A tractor with two semi-trailers
A tractor that travels faster than the speed limit

Q.14

One way to prevent hydroplaning on wet road surfaces is to:

Ensure that your tires have good tread depth.
Under-inflate your tires.
Drive faster than usual.

Q.15

Rollovers happen when:

Drivers turn too fast.
Drivers turn too slowly.
There is a lot of traffic.
Vehicles are too close to one another.

Q.16

A flare is required emergency equipment.

True
False

Q.17

Containers of hazardous materials must be:

Brightly-colored.
Braced to prevent movement during transportation.
Made of cardboard.

Q.18

ABS allows you to:

Drive faster.
Brake harder.
Stay in control when stopping.

Q.19

After a vehicle is started, warning lights and buzzers:

Should stay on for several minutes.
Should turn off within a few seconds.
Should stay on until manually turned off.
Should remain on.

Q.20

How soon after starting a trip must cargo securement be checked?

After 50 miles
After 100 miles
After 250 miles

0 h : 0 m : 1 s