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

Q.1

If you are driving in fog, you should not:

Turn on the four-way flashers.
Slow down.
Use your high beam lights.

Q.2

An example of required emergency equipment is:

A spare electrical fuse.
A loud horn.
A battery-operated flashlight.

Q.3

A driver operating a tank equipped with baffles should be particularly wary of:

Front-to-back surge.
Side-to-side surge.
End-to-end surge.

Q.4

When a vehicle is started, the coolant temperature should:

Decrease.
Rise slowly.
Jump quickly.

Q.5

One way to prevent a surge is to:

Brake in well advance, eliminating sudden stops.
Accelerate quickly.
Drive below the speed limit.

Q.6

Steering wheel play of more than ____ can make steering difficult.

10 degrees
25 degrees
50 degrees

Q.7

Skids caused by over-acceleration can usually be resolved by:

Removing your foot from the accelerator.
Braking.
Swerving to the right.

Q.8

If you must make a quick stop while transporting liquids, it may be a good idea to use the:

Controlled braking method.
Sharp braking method.
Cautious braking method.

Q.9

To use the stab braking method while transporting liquid cargo, you should apply the brakes:

With about half of your usual force.
As hard as possible without locking the wheels.
Completely until the wheels lock up. Release the brakes until the wheels start rolling, then repeat the process.

Q.10

If driving in extremely hot weather and the air pressure in your tires is too high, you should:

Continue driving.
Remove air from the tire.
Let the tires cool before continuing to drive.

Q.11

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.12

If an Anti-Locking Braking System (ABS) is not working on a truck:

The truck will not have any brakes.
The truck should be driven only at low speeds.
The truck will still have brakes.

Q.13

Mirrors should be used:

Only when there may be an emergency.
Regularly.
By a helper to monitor your blind spots.

Q.14

What should you do if your vehicle gets stuck on railroad tracks?

Stay in the vehicle.
Get out of the vehicle and call for assistance.
Continue trying to get your vehicle off the tracks until you are successful.

Q.15

Placards must be placed:

Within three inches of other markings.
So words or numbers are read from left to right.
Upside down.

Q.16

As part of the vehicle inspection test, you will be asked to:

Explain why you must check the items you are checking.
Change the coolant.
Replace a headlight.

Q.17

A truck tractor built after March 1, 1997 must be equipped with:

An Anti-Lock Braking System (ABS).
A flag.
Hydraulic brakes.

Q.18

Broken suspension parts:

Are not a cause for concern.
Are extremely dangerous.
Cannot be identified.

Q.19

If you must make a quick stop while transporting liquids, it may be a good idea to use the:

Pierced braking method.
Stab braking method.
Automatic braking method.

Q.20

Slow down and be extra careful:

When traveling in normal traffic.
When driving on dry pavement.
When approaching a work zone.

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