Knowledge Test Class A - Oregon Cdl

1 . Sometimes, when checking the automatic transmission fluid level:

Your vehicle should be parked uphill. Your vehicle should be parked downhill. Your vehicle should be washed. Your vehicle may have to be left running. Click Here Full Cheat Sheet

2 . During a vehicle inspection, be sure that:

The emergency exits are difficult to open. The emergency exit warning devices work properly. The emergency exits squeak. The emergency exits are not accessible from inside the cab. Take a FREE Practice Test Now

3 . A driver can rely on front wheel braking to work:

On dry roadways only. Under all conditions. Under all conditions, except for snow. Take a FREE Practice Test Now

4 . When using a turn signal, you should not:

Signal early. Signal continuously. Cancel the turn signal after completing the turn. Allow the turn signal to stay on long after the turn has been completed. Take a FREE Practice Test Now

5 . After a tire has been changed, the driver should stop after a short distance to:

Check the tightness of the lug nuts. Lower the tire's air pressure. See if rocks have gotten into the tread. Click Here Full Cheat Sheet

6 . What kind of brakes do most newer heavy-duty trucks use?

Single air brakes Dual air brakes Triple air brakes Take a FREE Practice Test Now

7 . Air tank drains should:

Only be used by mechanics. Only be used when it is wet outside. Be used to drain the tanks completely. Take a FREE Practice Test Now

8 . Which of the following is not a sign of bad brakes?

Cracked drums Very thin pads Pads free of oil or grease Take a FREE Practice Test Now

9 . If being shipped on either a flatbed trailer or a trailer without sides, cargo must be:

Glued to the bed. Strapped down. Loose to allow it to shift when the vehicle turns. Heavy enough that it won’t shift. Click Here Full Cheat Sheet

10 . When it is difficult to see other vehicles, such as at dawn or dusk, you should:

Keep your lights off. Turn your lights on. Drive on the shoulder. Take a FREE Practice Test Now

11 . Pre-trip inspections:

Should never be done the same way two times in a row. Should always be done in the same order. Do not need to be done if the driver thinks the vehicle is in good operating order. Take a FREE Practice Test Now

12 . A danger of swerving to avoid a hazard while driving a large truck is that:

The truck may miss the object. The truck may flip over. The truck may stay in the same lane. Take a FREE Practice Test Now

13 . An item that is 40 feet long placed on a flatbed trailer should be secured by at least ____ tie-down(s).

One Two Three Four Click Here Full Cheat Sheet

14 . Steering wheel play should be no more than:

10 degrees. 50 degrees. 75 degrees. Take a FREE Practice Test Now

15 . When carrying a wide load, you should:

Drive as fast as possible. Obtain special permits and follow special rules, such as driving during certain hours. Honk at other drivers to get them to move from the lane closest to you. Drive on the shoulder. Take a FREE Practice Test Now

16 . What is a tire load?

The minimum safe weight a tire can carry The maximum safe weight a tire can carry The weight of a tire The weight of the air within a fully inflated tire Take a FREE Practice Test Now

17 . If you must drive in reverse, it is helpful to:

Drive as fast as possible and get it over with. First exit the truck and walk the path to look for obstacles. Use only the passenger side mirror. Stick your head out the window and look backward. Click Here Full Cheat Sheet

18 . While driving downhill, you should brake until you reach a speed that is ____ below your safe speed, then release the brake pedal.

5 mph 10 mph 15 mph 20 mph Take a FREE Practice Test Now

19 . A steering wheel should be held:

With both hands. With one hand, keeping the other hand free for other tasks. With one hand at a time, alternating between hands. At the base of the wheel. Take a FREE Practice Test Now

20 . Which of the following is not a problem?

Loose or broken exhaust pipes Loose or broken mounting brackets Exhaust parts rubbing against fuel system parts Exhaust system parts that are not leaking Take a FREE Practice Test Now

21 . When backing a truck, you should:

Only use the side mirrors on the driver’s side. Use both side mirrors. Not use a helper. Only use the mirror on the passenger's side. Click Here Full Cheat Sheet

22 . During the vehicle inspection test, you must be able to do all of the following, except:

Show where the dipstick is located. Show that the engine oil is within safe operating range. Show that the oil is below the refill mark. Take a FREE Practice Test Now

23 . Belts in the engine compartment should be:

Frayed. Tight. Greasy. Easy to slide off. Take a FREE Practice Test Now

24 . During the vehicle inspection test, you must be able to do all of the following, except:

Show where the power steering fluid dipstick is located. Check for adequate power steering fluid. Ensure that the power steering fluid level is above the full mark. Take a FREE Practice Test Now

25 . If coolant has to be added to a system without a recovery tank, you should:

Keep the vehicle running while adding coolant. Open the radiator cap quickly. Not use gloves to touch the radiator cap. Wait for the engine to cool before adding coolant. Click Here Full Cheat Sheet

26 . When stopping in an emergency situation, you should:

Veer your trailer to the right and stop. Stop in a straight line. Veer your trailer to the left and stop. Take a FREE Practice Test Now

Study tip: Reduce your study time from hours to minutes with a DMV exam “Cheat Sheet” 99.2% of people who use the cheat sheet pass the FIRST TIME Click Here Full Cheat Sheet

27 . How many daily hours of sleep does an adult need to maintain alertness?

Six to seven Seven to eight Eight to nine Four to five Take a FREE Practice Test Now

28 . If a tire fails, you should:

Use the brakes. Stay off the brakes. Swerve. Wave your arms at other drivers. Take a FREE Practice Test Now

29 . While driving:

Creating a text is not permitted, but reading a text is. Creating a text is permitted, but reading a text is not. Neither creating nor reading a text is permitted. Click Here Full Cheat Sheet

30 . When checking tires, finding which of the following is not a cause for concern?

Too much air pressure Too little air pressure Radial and bias-ply tires used together Tread of at least 2/32 an inch on rear tires Take a FREE Practice Test Now

31 . Pre-trip inspections should be done:

Differently each time, emphasizing different items. The same way each time so you are less likely to forget something. Once in a while. By someone other than the driver. Take a FREE Practice Test Now

32 . If a vehicle has a vehicle inspection report from the previous driver:

The driver should not conduct a pre-trip inspection and rely on the report. The driver should take the vehicle to a mechanic. The driver should review the report. The driver should speak with the previous driver. Take a FREE Practice Test Now

33 . What is a Gross Vehicle Weight Rating?

The maximum weight stated by the manufacturer as the loaded weight of a single vehicle The maximum weight that can be pulled by a single vehicle The minimum weight that can be hauled by a single vehicle The maximum amount that can be loaded onto a single trailer Click Here Full Cheat Sheet

34 . Too little weight on a steering axle can result in:

Poor traction. Increased visibility. Longer stopping distances. Improved gas mileage. Take a FREE Practice Test Now

35 . Which of the following is true?

It is safe to drive on a tire that is missing one or two lug nuts. A cracked lock ring on a rim is safe if you are not driving faster than 55 mph. A missing clamp on a rim is dangerous and should be corrected. Take a FREE Practice Test Now

36 . How does doubling your speed from 20 mph to 40 mph affect your vehicle's braking distance?

It stays about the same. It doubles. It quadruples. Take a FREE Practice Test Now

37 . To use the controlled braking method, you should:

Apply the brakes as hard as possible without locking the wheels. Apply the brakes with about half-force. Apply the brakes until the wheels lock. Pump the brakes. Click Here Full Cheat Sheet

38 . When stopped on the side of the road, the driver should:

Keep their side door open. Turn on their emergency flashers. Wave their arms. Turn off all their lights. Take a FREE Practice Test Now

39 . Which of the following is not a sign of bad brakes?

Pads free of oil or grease Shoes with oil or grease on them Shoes worn thin Take a FREE Practice Test Now

40 . Without engine oil:

A vehicle will get better gas mileage. An engine can be destroyed quickly. An Anti-Lock Braking System (ABS) won’t work properly. Take a FREE Practice Test Now

41 . Sending text messages while driving:

May be done if the messages are short. Is encouraged. Is permitted if you are asking a question of your employer. Is not permitted. Click Here Full Cheat Sheet

42 . If pulled off to the side of the road, you should:

Allow your taillights to alert other motorists. Turn on your emergency flashers to warn other motorists. Keep your lights off to avoid distracting other motorists. Keep your door open to warn other motorists. Take a FREE Practice Test Now

43 . The steering wheel should be:

Held with both hands. Held by one hand to allow for other tasks, such as eating and drinking. Held by one hand at a time, alternating between hands. Cracked to allow for an improved grip. Take a FREE Practice Test Now

44 . After starting the engine as part of a pre-trip inspection, the driver should:

Listen for unusual noises. Rev the engine. Deactivate the parking brake. Take a FREE Practice Test Now

45 . Exhaust system parts should be:

Leaking. Rubbing against other parts of the vehicle. Secured tightly. Click Here Full Cheat Sheet

46 . If a vehicle is equipped with power steering, the hoses should be checked:

For leaks. To ensure that they are still clear. To ensure that they are connected to the battery. For the proper amount of brake fluid. Take a FREE Practice Test Now

47 . Steering wheel play of more than ____ can make steering difficult.

10 degrees 25 degrees 50 degrees Take a FREE Practice Test Now

48 . Before driving a power steering-equipped vehicle, you should make sure that:

The fluid is at a proper level. The hoses are connected to the battery. Any leak is small. Take a FREE Practice Test Now

49 . When a vehicle is started:

The brakes should be locked up. Warning lights should turn on, then quickly turn off. The coolant temperature should decrease. The hood must be open. Click Here Full Cheat Sheet

50 . On a slippery road, a driver should:

Make turns as quickly as possible. Refrain from passing slower vehicles. Stop quickly. Take a FREE Practice Test Now