CDL GENERAL KNOWLEDGE TEST (DELAWARE) - PRACTICE TEST

41. Which of the following is NOT a type of retarder?
Electric
Engine
Hydraulic
Anti-lock
42. What are the two basic reasons for covering cargo?
To protect the cargo from pilferage and from weather.
To protect the cargo from weather and to avoid littering.
To protect people from spilled cargo and the cargo from pilferage.
To protect people from spilled cargo and the cargo from weather.
43. Which of these describes the proper braking technique when driving on a long and steep downgrade?
Apply the brakes until your speed has been reduced to 5 mph, then release the brakes. When your speed has increased to your safe speed, repeat the previous steps.
Release the brakes until your speed is 5 mph above your safe speed, then apply the brakes. When your speed has decreased to your safe speed, repeat the previous steps.
Apply the brakes. When your speed has been reduced to 5 mph below your safe speed, release the brakes. When your speed has increased to your safe speed, repeat the previous steps.
All of the above.
44. Air storage tanks:
pump air into the air storage tanks.
are installed in the first tank the air compressor pumps air to.
hold compressed air for the brakes.
use parts of the service brake systems to stop the vehicle in a brake system failure.
45. When conducting a pre-trip inspection:
the inspection report should only be reviewed if you will be carrying passengers.
you should review the last vehicle inspection report.
the vehicle inspection report should not be reviewed unless your supervisor tells you to do so.
None of the above.
46. To test the service brakes, pull forward at about _____ and apply the brakes firmly using the brake.
35 mph
15 mph
5 mph
10 mph
47. Headlights:
should be out of adjustment.
can blind other drivers.
must be turned on a half hour before sunset to a half hour after sunrise.
should not be used when driving at night.
48. Which of the following statements about staying alert while driving is true?
Some drugs can overcome fatigue.
If you are drowsy, the only safe cure is to stop and take a fresh shower.
Drinking a cup of coffee will do more to keep you alert than a 20 minute nap.
None of the above.
49. Brakes out of adjustment can cause the other brakes to:
apply more braking power.
work better.
last longer.
overheat and fade.
50. In ideal conditions, if you are driving at 55 mph your vehicle will travel a minimum of _______ until you can bring it to a complete stop.
250 feet
At least 350 feet
209 feet
419 feet
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More