GENERAL KNOWLEDGE CDL TEST OREGON - PRACTICE TEST

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The CDL general knowledge test is required to be taken by all CDL applicants. The Oregon CDL test consists of 50 questions. To pass, you must correctly answer at least 40 questions (80%). The general knowledge test covers the contents of the Oregon CDL Manual. All CDL applicants (Class A, B and C) must study the following sections: Driving Safely, Transporting Cargo Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Vehicle Inspection Test, Basic Control Skills Test, Road Test. In addition, the Class A CDL test will include questions based on the Combination Vehicles section. Take this CDL practice test now to prepare for the actual OR general knowledge test! To get your CDL, you must pass both the knowledge and skills tests. CDL knowledge tests include: General Knowledge, Passenger Transport, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker Vehicles, Doubles/Triples, School Bus, Firefighter. Depending on what class of license (A, B or C) and endorsements you need, you must take one or more knowledge tests. A special endorsement is also required to drive certain types of vehicles. The following endorsements may be used with a Class A, B or C CDL: HazMat (H), Tank Vehicles (N), Tank Vehicles Transporting Hazardous Materials (X) and Passenger Transport (P). The School Bus endorsement (S) is only available for Class A or B CDL, and the Doubles/Triples endorsement (T) is only available for Class A driver's licenses.
1. When you're going uphill and a heavy load is slowing you down, you should:
drive on the shoulder if you can.
pass another slow vehicle to gain speed.
stay in the left lane if you can.
shift into a lower gear.
2. To prevent drowsiness before a trip, drivers should:
prepare the route carefully, including stopping points.
drive at night.
drive alone.
get at least 5 hours of sleep.
3. Most heavy-duty vehicles use:
pressure brakes.
hydraulic brakes.
air brakes.
solid brakes.
4. If you see a hazard ahead, you should:
call the emergency services.
think about the emergencies that could develop and be prepared to take action.
come to a complete stop when safe to do so.
none of the above.
5. With low beams, drivers can see ahead about:
250 feet
100 feet
15 feet
150 feet
6. Fully loaded trucks require greater stopping distances than empty vehicles. True or False?
True, but only if the truck was built after 1998.
True, but only on wet surfaces.
False.
True.
7. Emergency lines are often coded with the color ___ to keep from getting them mixed up with the service line.
blue.
white.
yellow.
red.
8. Suspension system defects include:
steering wheel play of more than 10 degrees.
cracked or broken spring hangers.
rust around wheel nuts.
All of the above.
9. If you do not have a cell phone or CB, the first thing you should do at an accident scene is to:
care for the injured.
gather Information for theĀ  accident report.
protect the accident area.
clear the area.
10. An item that is 15 feet long placed on a flatbed trailer should have at least:
2 tie-downs.
15 tie-downs.
3 tie-downs.
1 tie-down.
 
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OR CDL Practice Test

Number of questions: 50
Correct answers to pass:40
Passing score:80%
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