CDL Manual Section 1
CDL Manual Section 2
CDL Manual Section 2
CDL Manual Section 3
Misc. Common Questions
100

All drivers who need a CDL must take the...

General Knowledge Test

100

Suspension systems...

Keep the axles in place

100

To correct a drive-wheel braking skid you should...

Release the brake and steer/counter-steer

100

Cargo inspections should...

Be performed after every break you take while driving.

100

How far ahead should you be looking while driving in town?

1 Block.

200

If you are stopped at a rest area and found to have a BAC (Blood Alcohol Concentration) of .02 you will:

Be placed out of service for 24 hours

200

The key principle in balancing cargo weight is to keep the load:

Balanced in the cargo area.

200

Water can be used to extinguish which of the following fires?

Tires

200

The legal size and weight distribution limits...

does not ensure safe operations in adverse conditions.

200
Medical certificates must be renewed every...

2 years.

300

If you are convicted of a traffic violation in a state other than one that issued your CDL...

You must notify your home state of the conviction

300

What is the reason the exhaust system should be checked?

A leaking exhaust system can allow poisonous fumes into the cab. 

300

The most common cause of serious vehicle skids is...

Driving too fast for road conditions.

300

A vehicle is loaded with very little weight on the drive axle. What may result?

Poor traction.


300

How are escape ramps used?

To stop runaway vehicles.

400

When should you wear seat belts?

Any time you in a moving vehicle.

400

Rust around wheel nuts often means that...

The nuts are loose.
400

What can help you stay alert while dirivng?

Taking short breaks before you are drowsy.

400

When should the pre-trip inspection report from the last driver be reviewed?

During your pre-trip inspection.

400

Name two causes of fires.

Underinflated tires 

Duals that touch

500

You're pulled over for weaving all over the lanes. If you refuse to take an alcohol sobriety test, you may be disqualified just as if you WERE driving under the influence. This is because... 

Implied consent law

500

Normal oil pressure while idling is...

5 to 15 psi

500

The best way to put out a fire is to...

Stand upwind and spray the base of the fire.

500

Blocking used to prevent cargo movement...

Is secured to the cargo compartment floor. 
500

What does a baffle do?

Control the load surge