GENERAL KNOWLEDGE CDL TEST MARYLAND - PRACTICE TEST
21.
To prevent drowsiness before a trip, you should:
|
drive with a passenger.
|
|
|
schedule trips for the hours you are normally awake.
|
|
|
consult your physician if you suffer from daytime sleepiness.
|
|
|
All of the above.
|
22.
In cool weather, as the temperature rises to the point where ice begins to melt:
|
the road will become more slippery.
|
|
|
it is safe to drive.
|
|
|
traction will increase.
|
|
|
black will makes the road look wet.
|
23.
When approaching a traffic light that has been green for a long time, you should:
|
speed up to get through the light.
|
|
|
maintain your current speed.
|
|
|
start slowing down and be ready to stop.
|
|
|
None of the above.
|
24.
If you experience a loss of hydraulic pressure, you should do all of the following except:
|
Pump the brakes
|
|
|
Downshift
|
|
|
Put the transmission in Neutral
|
|
|
Use the parking brake
|
25.
If you must stop on or by a one-way or divided highway, you must place warning devices ___ feet, ___ feet, and ___ feet toward the approaching traffic.
|
5; 50; 100
|
|
|
20; 200; 400
|
|
|
10; 100; 200
|
|
|
15; 150; 300
|
26.
The parking brake should be tested while the vehicle is:
|
moving forward slowly.
|
|
|
moving at highway speeds.
|
|
|
moving back slowly.
|
|
|
None of the above.
|
27.
You should downshift:
|
after starting down a hill and after entering a curve.
|
|
|
before entering a curve and before starting down a hill.
|
|
|
before starting up a hill and while going around a curve.
|
|
|
when stopping suddenly and when you are being tailgated.
|
28.
Hazardous materials placards are:
|
Signs put on top of a vehicle that identify the hazard class of the cargo.
|
|
|
Signs put on the outside of a vehicle that identify the hazard class and weight of the vehicle.
|
|
|
Signs put on the outside of a vehicle to warn others of hazardous materials.
|
|
|
None of the above.
|
29.
Skids caused by acceleration can usually be stopped by:
|
swerving to the right.
|
|
|
taking your foot off the accelerator.
|
|
|
applying the brakes firmly.
|
|
|
swerving to the left.
|
30.
You must have at least ________ tread depth in every major groove on front tires.
|
4/32 inch
|
|
|
1/2 inch
|
|
|
2/32 inch
|
|
|
1/16 inch
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More