Knowledge Test Class B - Colorado Cdl

1 . Emergency equipment, such as a fire extinguisher, is:

Only needed for vehicles transporting hazardous materials. Only needed for interstate travel. Required. Only required when transporting passengers. Click Here Full Cheat Sheet

2 . Which of the following is a good rule to follow when making a turn?

Honk your horn. Use your arms to get the attention of other drivers. Turn off your turn signal before entering the turn to avoid confusing other drivers. Signal early. Take a FREE Practice Test Now

3 . When loading a trailer, it is important to:

Place as little weight as possible over the axles. Place an appropriate amount of weight over the axles. Not be concerned about how the weight is distributed. Only place weight over the axles. Take a FREE Practice Test Now

4 . Hydroplaning:

Only occurs at extremely high speeds. Can occur at speeds as slow as 30 mph. Happens most frequently when tire pressure is too high. Happens most frequently when tires have good tread. Take a FREE Practice Test Now

5 . What is removed when an air tank is drained?

Water and oil Ammonia Wood Chlorine Click Here Full Cheat Sheet

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

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

7 . During the vehicle inspection test, you will be asked to:

Change a tire. Explain to the examiner what you would inspect and why. Estimate the weight of a load in a trailer. Change a windshield wiper. Take a FREE Practice Test Now

8 . While driving, you:

Can send text messages. Cannot read text messages. Cannot make any voice calls. Can make phone calls by pressing more than one button. Take a FREE Practice Test Now

9 . Rust around wheel nuts may mean:

It recently rained. The nuts are loose. The tires should be replaced. The nuts are too tight. Click Here Full Cheat Sheet

10 . If you are being tailgated, you should:

Drive on the shoulder. Pull off the roadway. Drive faster. Allow the vehicle to pass. Take a FREE Practice Test Now

11 . Belts in the engine compartment should be:

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

12 . When a tire goes flat, you may hear a loud bang. The truck will be affected:

Immediately. After a short delay. Only if the damaged tire is near the front of the truck. Only if the truck is hauling a load. Take a FREE Practice Test Now

13 . Which of the following is not a backing maneuver that you will be asked to perform during the basic control skills test?

Straight line backing Offset back/right Offset back/left Blind offset Click Here Full Cheat Sheet

14 . When taking the on-road test, you will be evaluated on regular traffic checks. You should not:

Scan the road for pedestrians. Check traffic regularly. Avoid checking your mirrors near intersections. Check your mirrors regularly. Take a FREE Practice Test Now

15 . Vehicles with dual air brake systems:

Maintain full-capacity air pressure in the braking systems even when the vehicle is not running. Maintain some air pressure in the braking systems when the vehicle is not running. Must be run to build enough air pressure to brakes to operate properly. Do not need time to build air pressure before a trip. Take a FREE Practice Test Now

16 . What is Gross Vehicle Weight (GVW)?

The total weight of a vehicle and its load The total weight of a vehicle's tractor The total weight of a loaded trailer The weight of a tractor and trailer, before adding in the load Take a FREE Practice Test Now

17 . When steering to avoid a crash, you should:

Only use one hand to steer. Keep both hands on the steering wheel. Not use your mirrors to check other lanes. Speed up as you get nearer to the hazard. Click Here Full Cheat Sheet

18 . A driver can have:

Two licenses, one for automobiles and one for trucks. Only one license. A license for each state in which they plan to drive. An automobile license from one state and a CDL from another. Take a FREE Practice Test Now

19 . Placards should be used:

Any time a vehicle is carrying hazardous materials. If there is open space in the truck. If the amount of hazardous materials in the truck exceeds 200 pounds. If the hazardous materials create an inhalation hazard. Take a FREE Practice Test Now

20 . Front brake limiting valves were intended to:

Prevent the front tires from skidding. Prevent the front tires from overheating. Create equal brake usage. Remove uncertainty when applying the brakes. Take a FREE Practice Test Now

21 . Fuel records supporting IFTA quarterly fuel use tax returns must be kept by carriers for:

One year. Two years. Three years. Four years. Click Here Full Cheat Sheet

22 . Stopping distance can be affected by:

Speed. Temperature. Time of day. Traffic. Take a FREE Practice Test Now

23 . What is the purpose of a vehicle inspection report?

It tells the motor carrier about problems that may need to be fixed. It ensures that the vehicle is inspected regularly. It keeps drivers accountable for inspecting their vehicles. It provides a plan for the next five trips. Take a FREE Practice Test Now

24 . Rims with welding repairs:

Are unsafe. Are acceptable on tires in the rear of the vehicle. Are acceptable only when carrying a heavy load. Are acceptable in combination vehicles. Take a FREE Practice Test Now

25 . If you are unsure if there is enough space for your vehicle to safely pass under an upcoming bridge, you should:

Increase your speed. Swerve as you pass under the bridge. Slow down. Drive on the shoulder. Click Here Full Cheat Sheet

26 . When transporting cargo, drivers must check the securement of the cargo every:

10 miles. 150 miles. 500 miles. 1,000 miles. 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 . When driving:

You should always drive at the posted speed limit. You should always drive slightly below the posted speed limit. You should adjust your speed according to conditions. You should drive as fast as possible. Take a FREE Practice Test Now

28 . You should always be able to stop within:

10 feet of your vehicle. 1,000 feet of your vehicle. Your view of the road ahead. A minute of hitting the brakes. Take a FREE Practice Test Now

29 . If another driver is tailgating you, you should:

Move into the left lane. Speed up. Increase the space in front of your vehicle. Flash your lights. Click Here Full Cheat Sheet

30 . Which of the following is acceptable if found during a pre-trip inspection?

Tires in mismatched sizes Tread depth of 2/32 of an inch in the grooves of the front tires Tires manufactured by different makers Cracks in the tires Take a FREE Practice Test Now

31 . Your vehicle's final position should be:

Exactly where the examiner has instructed it to be. Within five feet of the final position described by the examiner. Wherever you can safely park. Within two feet of the final position described by the examiner. Take a FREE Practice Test Now

32 . After starting the engine, oil pressure should reach a normal level:

Within a few seconds. After about a minute. After about four minutes. Within 10 minutes of driving. Take a FREE Practice Test Now

33 . When inspecting cargo, the driver should ensure all of the following, except:

That the truck is not overloaded. That the cargo is balanced. That the cargo is secured properly. That the cargo is heavier at the top than the bottom. Click Here Full Cheat Sheet

34 . A vehicle should be equipped with all of the following, except:

A fire extinguisher. Spare electrical fuses. Warning devices for parked vehicles, such as flares. A spotlight. Take a FREE Practice Test Now

35 . Be sure you are always driving so your vehicle can stop:

Within 10 feet of your current position. Within 1,000 feet of your current position. Within your view of the road ahead. Immediately. Take a FREE Practice Test Now

36 . When checking your vehicle's lights before driving:

The vehicle should be running and in gear. The engine should be turned off. The check can be done from inside the vehicle. The check can be done by looking at a reflection from a shiny surface. Take a FREE Practice Test Now

37 . If driving in a foggy area, you should not:

Decrease your speed. Increase your speed. Use your low beam headlights. Turn on your four-way flashers. Click Here Full Cheat Sheet

38 . When checking the springs during a vehicle inspection, do all of the following, except:

Look for missing leaf springs. Look for broken coil springs. Ensure torsion springs are not damaged. Glue cracked leaf springs. Take a FREE Practice Test Now

39 . While driving a vehicle, if an unusual noise or feeling occurs, the driver should:

Assume it is not a concern and continue driving. Hope the vehicle makes it until it is switched to another driver. Check the vehicle to determine the proper solutions. Drive on the shoulder. Take a FREE Practice Test Now

40 . Blocking a load:

Is dangerous and should never be done. Helps stabilize the load. Is only done with liquids. Can only be done in dry weather. Take a FREE Practice Test Now

41 . During a basic vehicle control skills test, you may be asked to:

Alley dock. Parallel park to your right. Parallel park to your left. All of the above. Click Here Full Cheat Sheet

42 . ____ is a thin layer of ice that forms on road surfaces.

White ice Black ice Green ice Blue ice Take a FREE Practice Test Now

43 . A low air pressure warning signal should activate:

When tank pressure falls below 120 psi. When tank pressure falls below 60 psi. When tank pressure falls below 10 psi. Take a FREE Practice Test Now

44 . Header boards:

Should never be used. Protect the driver from being hit by cargo. Protect the driver's head when entering the cab of a truck. Provide extra storage. Take a FREE Practice Test Now

45 . When driving, it is important to:

Keep your attention focused in front of your vehicle. Look only to the front and right side of your vehicle. Look only to the front and sides of your vehicle. Look to the front, sides, and rear of your vehicle. Click Here Full Cheat Sheet

46 . Roads are most slippery right after it begins to rain because:

The water mixes with oil and grease on the road. The roads are naturally slippery. The gravel gets washed to the middle of the lane. Some tires are not designed for rain. Take a FREE Practice Test Now

47 . If a load is 40 feet long, it must be secured by a minimum of ____ tie-downs.

Two Three Four Five Take a FREE Practice Test Now

48 . An example of mandatory emergency equipment is:

A supply of spare electrical fuses. A loud horn. A battery-operated flashlight. A supply of fireworks. Take a FREE Practice Test Now

49 . When you leave your vehicle, you should:

Apply the parking brake. Apply the air brake. Not apply any brake. Leave the door open. Click Here Full Cheat Sheet

50 . What can happen if a parking brake is used in very wet weather when temperatures are below freezing?

The brakes will squeak. The brakes may freeze so the vehicle cannot move. The brakes may suddenly release by themselves. The brakes may explode. Take a FREE Practice Test Now