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General cdl driver license test information

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You must have a Commercial Driver's License, or CDL license, for many jobs that involve driving large vehicles over the highways of the USA, Including, tractor trailer driver, delivery truck driver, school bus driver, dump truck driver, chartered bus driver, etc. These jobs involve a lot of responsibilityand liability, often including the lives of many people. The CDL license program, produced minimum standards a person must meet before being able to get approval to drive commercial vehicles. To obtain a CDL, you'll need to pass a two part test, the road CDL test, where you take a truck out on the road and demonstrate that you're capable of operating it and backing and parking safely,Bur first you will take a written test, which many people find harder than the actual driving test.

The state that you take the cdl drivers license in determines the cost and that varies from state to state, you need to check with your Department of Motor Vehicles for the cost. In addition to the written general CDL test, there are also several other endorsement tests you will be required to take if you want to add them to your cdl license. Such as the HazMat endorsement, which you need if you want to be able to haul containers of hazardous materials. The air brakes test if you will be driving a truck with air brakes (which most all big truckes have). Other endorsement tests are required for pulling double and triple trailers, carrying passengers, tanker truck or trailers. By taking these practice tests as many times as it takes to get a good score, you will greatly improve your chances of passing the actual tests.

Improve your skills free cdl practice pre-trip test


1. During the pre-trip inspection, you must show that:
A the vehicle is safe to drive.
B the vehicle is newer than 4 years old.
C you are competant and have no alcohol in your system.


2. During the pre-trip inspection you will:
A sit in a truck and drive around talking about your expertise.
B take a computerized test about truck driving.
C walk around the vehicle and point to or touch each item and explain to the examiner what you are checking and why.


3. When checking the hoses you should:
A look for puddles on the ground. Plus all below
B inspect hoses for condition and leaks.
C look for dripping fluids on underside of engine and transmission.


4. When checking the oil level you will show the examiner:
A that the oil level is within safe operating range.
B add water to the wipers.
C indicate where the power steering fluid dipstick is located.


5. You should never check the reservoir sight glass of the coolant level.
A True
B False
C Depends on the time of the year


6. When checking the power steering fluid at the pre-trip inspection the level must be above the low mark to be acceptable
A True
B False
C You do not need to check it


7. Check the following belts for snugness, cracks, or frays:
A power steering belt and water pump belt, alternator belt and air compressor belt.
B air compressor belt and seat belt.
C power steering belt and driver's belt.


8. To check the clutch/gearshift you should:
A depress clutch. And all the folowing
B place gearshift lever in neutral (or park for automatic transmissions).
C start engine, then release clutch slowly.


9. You must check to make sure that the oil pressure gauge is working.
A True
B False
C Don't need one


10. When checking the oil pressure gauge you should make sure that:
A the gauge shows decreasing oil pressure.
B It shows increasing or normail oil pressure or that the warning light goes off.
C It shows that it needs changing.


11. The temperature gauge is unimportant at a pre-trip inspection.
A True
B False
C Only if it's hot outside


12. During a pre-trip inspection the mirrors and windshield should be checked for:
A proper steering.
B colorful observation.
C cleanliness, obstructions, and damage.


13. Some emergency equipment that should always be carried is:
A unimportant during the pre-trip inspection.
B spare electrical fuses, three reflective triangles, a properly charged and rated fire extinguisher.
C spare electrical fuses, a walkie talkie, a fire extinguisher.


14. To check for steering play in a non-power steering vehicle you should turn the steering wheel back and forth. Play should not exceed:
A 30 degrees
B 20 degrees
C 10 degrees


15. Check that wiper arms and blades are secure, damaged, and operate occasionally.
A True
B False
C Unless tou have windshield washers


16. During a pre-trip inspection you whould show the examiner that you can check the lighting indicators for:
A the left and right turn signal.
B the four-way emargency flashers.
C the high beam headlights. And all the above


17. The horn and heater/defroster should be checked during a pre-trip inspection.
A True
B False
C Just the horn


18. To check the parking brake you should:
A apply the parking brake and make sure that it will hold the vehicle by shifting into a lower gear and gently pulling against the brake.
B apply the parking brake and pressing the foot brake to make usre that they will work together.
C You need not show that the parking brake works.


19. During a hydraulic brake check you must pump the brake pedal____times and then hold it down for______seconds. The brake pedal should not move (depress) for five seconds.
A 3, 5
B 5, 10
C 10,15


20. Failure to perform an air brake check will result in an automatic failure of the vehicle inspection test.
A True
B False
C possibly


21. When checking lights and reflectors all external and reflective equipment must be clean and functional. Light and reflector checks include:
A headlights, seatbelts, tail lights, decorative lights.
B clearance lights, headlights, tail lights, turn signals, four-way flashers, brake lights, and red reflectors (on rear and amber reflectors everywhere else).
C clearance lights, christmas lights, head and tail lights.


22. An external inspection of the steering box and hoses will include checking that the steering box is securely mounted and not leaking more than 4 ounces of fluid per hour.
A True
B False
C Only if you have power stering


23. The steering box must be securely mounted. You will check for:
A proper paint on the box.
B secure lighting on the steering box.
C missing nuts, bolts, and cotter keys.


24. On the steering linkage you must check for joints and sockets that are worn or loose and that there are no missing bolts, nuts, or cotter keys.
A True
B False
C Unless you have center point steering


25. The Suspension System check should include:
A hoses, springs, mounts, brakes.
B springs/air/torque, mounts, shock absorbers.
C mounts, shocks, brakes.


26. It is unneccesary to check the slack adjusters when checking the brake system.
A True
B False
C only if you have them


27. On some brake drums, there are openings where the brake linings can be seen from outside the drum. For this type of drum, check that:
A a visible amount of brake lining is showing.
B a visible amount of brake lining is not showing.
C that the brake lining is very thin.


28. Should you be prepared to perform the same brake components inspection of every axle (power unit and trailer, if equipped)?
A Yes
B No
C only if you have more then 3 axles


29. The following items must be inspected on every tire:
A Tread depth, tire brand, and hub oil seals.
B Tread depth, hub oil seals, lug nuts, and white walls.
C Tread depth, hub oil seals, lug nuts, and spacers.


30. Listen for air leaks when checking the air/electric lines. Hoses and electrical lines should not be cut but can be spliced.
A True
B False
C only on post trip


Correct answers:

Your Score:

The following practice endorsement tests written by experts from every state are also available

Full General cdl test  57 questions
cdl Air brake test  40 questions
cdl cdl Tanker endorsement  30 questions
cdl Doubles-Triples ensorsement  50 questions
cdl Hazardous Materials endorsement  50 questions
cdl Passenger (bus) endorsement  90 questions
Click here to view the endorsement tests

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