Should be closed when a vehicle is being driven.

May be open when a vehicle is being driven.

Should be removed when a vehicle is being driven.

You should adjust your speed according to conditions.

You should always drive at the posted speed limit.

You should always drive slightly below the posted speed limit.

You should drive as fast as possible.

Contain bulkheads with holes, allowing liquid to move among sections of the tank.

Are ineffective in preventing front-to-back liquid surge.

Colorado CDL Tank 1 - DMV Written Test Questions with Answers

Q.1

When backing up to couple a trailer, you should position the tractor:

At a 90-degree angle in front of the trailer.
Directly in front of the trailer.
At a 30-degree angle in front of the trailer.
At a 60-degree angle in front of the trailer.

Q.2

Of the following, which is not a way to prevent drowsiness during a trip?

Getting an adequate amount of sleep before driving
Traveling with a passenger
Scheduling trips during hours when you would not normally be awake
Avoiding medications that may cause drowsiness

Q.3

What is the purpose of a vehicle inspection report?

It tells the motor carrier about problems that may need to be fixed.
It ensures that the vehicle is inspected regularly.
It keeps drivers accountable for inspecting their vehicles.
It provides a plan for the next five trips.

Q.4

Steering wheel play should be no more than:

10 degrees.
25 degrees.
50 degrees.
75 degrees.

Q.5

Passive railroad crossings:

Are controlled by flashing lights.
Are not controlled by any type of traffic control device.
Have gates that lower when trains are approaching.
Should never be crossed by a CMV.

Q.6

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

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

Q.7

If a vehicle has a vehicle inspection report, the driver:

Should not look at the report and instead try to find any issues themselves.
Should take the vehicle to a mechanic.
Should review the report.
Should not conduct a pre-trip inspection and rely only on the report.

Q.8

If cargo containing hazardous materials is leaking, the driver should:

Drive to find a phone to alert emergency personnel
Drive to a designated hazardous materials clean up facility
Park the vehicle and contact emergency personnel
Continue driving to the destination

Q.9

Manhole covers:

May be open when a vehicle is being driven.
Should be closed when a vehicle is being driven.
Should never be used.
Should be removed when a vehicle is being driven.

Q.10

When loading or unloading a tank that is divided by bulkheads, the person loading the tank should be mindful of:

Equal weight distribution.
Insects coming out of the tank.
The placement of the nozzle.
Other vehicles.

Q.11

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.12

If a tank is found to be leaking, the driver should:

Drive with their flashers activated to warn other motorists.
Get the leak fixed immediately.
Let someone know at the end of the trip.
Try to fix the leak by welding the opening shut.

Q.13

Flammable gases are categorized as ____ hazards.

Class 1
Class 2
Class 4
Class 7

Q.14

For safety purposes, when should you turn off a retarder?

When the roadways are slippery
When you are carrying a passenger
When you are carrying a heavy load
When driving in heavy traffic

Q.15

When inspecting the exhaust system for defects, which of the following should be fixed?

All of the above
Missing mounting brackets or clamps
A broken exhaust pipe, muffler, or tailpipe
Leaking exhaust system parts

Q.16

To make it as safe as possible to leave a stop, you should park:

So that you must back up to leave your parking space.
So that you can pull forward to leave your parking space.
On the side of a roadway, not in a parking lot.
By backing into a parking space.

Q.17

Placards must be placed:

In any manner, as long as they are visible.
So words and numbers are read from left to right.
Upside down.
Within three inches of other markings.

Q.18

When driving:

You should always drive at the posted speed limit.
You should always drive slightly below the posted speed limit.
You should adjust your speed according to conditions.
You should drive as fast as possible.

Q.19

When changing lanes, you should:

Move quickly before other vehicles get into the lane you wish to occupy.
Move slowly, in case another vehicle is in the lane you wish to occupy.
Not use your turn signal.
Never use the right lane.

Q.20

Baffled tanks:

Are ineffective in preventing front-to-back liquid surge.
Contain bulkheads with holes, allowing liquid to move among sections of the tank.
Remove air through a valve.
Allow for easier unloading.