CDL PRACTICE TEST - GENERAL KNOWLEDGE (LOUISIANA)
11.
_________ is the distance it takes to stop in ideal conditions once the brakes are applied.
|
Braking distance
|
|
|
Perception distance
|
|
|
Stopping distance
|
|
|
Safe following distance
|
12.
When driving on slippery surfaces, you should:
|
change lanes often.
|
|
|
not pass slower vehicles unless necessary.
|
|
|
make turns as quickly as possible.
|
|
|
All of the above.
|
13.
The following are some causes of vehicle fires:
|
Under-inflated tires and duals that touch
|
|
|
Tailgating while smoking
|
|
|
Tight turns and gravel roads
|
|
|
All of the above.
|
14.
When you have to back, you should use a helper:
|
when you need to back on a curved path.
|
|
|
only when backing toward the right side.
|
|
|
whenever possible.
|
|
|
only when you back up with a trailer.
|
15.
_____ is a thin layer of ice that forms on road surfaces.
|
Blue ice
|
|
|
Grey ice
|
|
|
White ice
|
|
|
Black ice
|
16.
ABS brakes help you:
|
find an escape route when the service brakes fail.
|
|
|
lock up the wheels in an emergency stop.
|
|
|
avoid wheel lock up.
|
|
|
downshift before starting down a hill.
|
17.
When approaching a vehicle as part of a pre-trip inspection, the driver should look under the vehicle for all of the following except:
|
Grease
|
|
|
Fresh oil
|
|
|
Coolant
|
|
|
Windshield wiper fluid
|
18.
Engine oil pressure should come up to normal within _________ after the engine is started.
|
ten minutes
|
|
|
seconds
|
|
|
two minutes
|
|
|
five minutes
|
19.
Which of the following statements about driving in cold weather is true?
|
You should use windshield washer antifreeze.
|
|
|
An engine cannot overheat when the weather is very cold.
|
|
|
Brakes will never fade or fail from excessive heat caused by using
them too much.
|
|
|
Exhaust system leaks are less dangerous in cold weather.
|
20.
At highway speeds, good drivers look at least _______ ahead.
|
1/4 mile
|
|
|
1 mile
|
|
|
150 feet
|
|
|
1/2 feet
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More