Iowa CDL Tank 2 - DMV Written Test Questions with Answers - MCQGeeks.com

Q.1

An Anti-Lock Braking System (ABS):

Is not available for most trucks.
Is not helpful in most situations.
Is required on newer trucks.

Q.2

When starting from a complete stop, a vehicle should:

Jerk forward.
Roll backwards.
Not move backwards.

Q.3

If you notice a cargo leak, you should identify the leaking hazardous materials by:

Smelling the materials.
Touching the materials.
Using the shipping papers.

Q.4

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.5

If a vehicle is accompanied by a vehicle inspection report:

The driver should first inspect the vehicle, then compare their notes with the report.
The driver should first look at the report when completing an inspection.
The driver should not conduct a pre-trip inspection and should rely only on the report.

Q.6

Pushing in the trailer air supply control will:

Supply the trailer with air.
Deactivate the air brakes.
Prevent the vehicle from skidding.

Q.7

Carrying liquids in a leaking tank:

Can be done if no one is following you.
Is illegal.
Is not dangerous as long as there are no sparks.

Q.8

If you are driving in fog, you should not:

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

Q.9

A Class 1 hazardous material is:

An explosive.
Liquid.
Corrosive.

Q.10

As part of a pre-trip inspection, you should look for all of the following, except:

Tires with too much air pressure.
Tires with too much wear.
Tires made by different manufacturers.

Q.11

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.12

Steering wheel play should be no more than:

10 degrees.
50 degrees.
75 degrees.

Q.13

Who must mark and label the materials for shipping?

The mechanic
The shipper
The driver

Q.14

Exhaust system parts should:

Rub against the fuel system.
Rub against tires.
Not leak.

Q.15

An improperly placarded vehicle:

May never be moved.
May only be moved in an emergency.
May be driven if the cargo is not radioactive.

Q.16

Shipping papers should be:

Hidden from view.
Placed in the glove box.
Easily seen by anyone entering the cab.

Q.17

When driving in hot weather:

The air pressure in tires will decrease.
The engine oil can help to keep the engine cool.
Antifreeze is not important.

Q.18

If a parked trailer does not have spring brakes, you should keep the trailer from moving by:

Having the vehicle parked against a wall or other vehicle.
Using chock blocks.
Parking on a slight incline.

Q.19

If driving so slowly that you could impede the flow of traffic, you should:

Drive on the shoulder.
Drive while using your emergency flashers.
Drive without using any lights.

Q.20

When starting from a stop:

A vehicle should shift to the right.
A vehicle should be put into third gear.
A vehicle should not roll back.

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