CDL COMBINATION PRACTICE TEST (ME)
11.
If you must stop on a one-way or divided highway, you should place warning devices _______ toward the approaching traffic.
|
10, 100 and 200 feet
|
|
|
5, 25 and 50 feet
|
|
|
5, 50 and 500 feet
|
12.
If a load is 10 feet long, the minimum number of tie-downs required is:
|
3
|
|
|
2
|
|
|
1
|
13.
To stop a trailer skid, you should:
|
use the trailer hand brake to straighten out the rig.
|
|
|
use the brakes to slow down.
|
|
|
release the brakes to get traction back.
|
14.
By pushing the trailer air supply control knob in, you:
|
supply the trailer with air.
|
|
|
shut the air off and put on the trailer emergency brakes.
|
|
|
supply the tires with air.
|
15.
If a load is placed on one side of the trailer:
|
a rollover is more likely.
|
|
|
the steering axle weight will be too light to steer safely.
|
|
|
making turns may be easier.
|
16.
A trailer jackknife is more likely to happen when the trailer is:
|
empty.
|
|
|
overloaded.
|
|
|
loaded to its full capacity.
|
17.
When looking at your cargo covers in the mirrors while driving, you must be aware that a flapping cover:
|
keeps the cargo cool.
|
|
|
can tear loose, uncovering the cargo.
|
|
|
helps keep the cargo as close to the ground as possible.
|
18.
If your trailer starts to skid, you should:
|
release the brakes to get traction back.
|
|
|
use the trailer hand brake (if you have one) to straighten out the rig.
|
|
|
keep the rear of your vehicle close to the curb.
|
19.
Livestock:
|
should never be carried on a trailer.
|
|
|
can move around in a trailer and cause unsafe handling.
|
|
|
should never be kept bunched together.
|
20.
Which of the following is NOT part of the procedure to stop a trailer skid?
|
Recognizing the skid
|
|
|
Not using the hand brake
|
|
|
Using the trailer hand brake to get traction back
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More