Knowledge Test Class B - Connecticut Cdl

1 . When changing lanes:

You should not use your mirrors. You should use your mirrors. You should not use your turn signals. Click Here Full Cheat Sheet

2 . Emergency equipment in a vehicle is:

Only required for vehicles that are transporting hazardous materials. Only required during interstate travel. Required. Take a FREE Practice Test Now

3 . During a basic vehicle control skills test, what is considered an encroachment?

The vehicle crossing over an exercise boundary line. A driver executing a single pull-up. A driver placing the vehicle in neutral and applying the parking brake. The vehicle stalling while the driver shifts gears. Take a FREE Practice Test Now

4 . During the basic control skills test, you will receive points if you:

Pull up once. Check your positioning. Cross over exercise boundaries. Take a FREE Practice Test Now

5 . 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. When tank pressure falls below 5 psi. Click Here Full Cheat Sheet

6 . What is another name for front end header boards?

Headache racks Cargo stoppers Head braces Bonkers Take a FREE Practice Test Now

7 . When driving with covered cargo, a cover that flaps:

Is acceptable. Allows air to keep the cargo cool. Can tear loose. Can attract birds. Take a FREE Practice Test Now

8 . 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

9 . Which of the following is not an example of a driving hazard?

An accident on the roadway An open road A police car assisting a motorist on the side of the road An ice cream truck Click Here Full Cheat Sheet

10 . When leaving a vehicle unattended, a driver should:

Always set the parking brake. Only set the parking brake if the vehicle is parked on a slope. Deflate the tires by 10 percent. Take a FREE Practice Test Now

11 . When approaching a railroad crossing, you should:

Rely on the posted signals to indicate when a train is approaching. Rely on the movements of other motorists to indicate when a train is approaching. Not rely on signals to indicate when a train is approaching. Look to see if nearby plants are moving from the breeze created by a passing train Take a FREE Practice Test Now

12 . When you need to brake, how can you warn drivers behind you?

Tap on the brakes a couple of times. Stick your arm out the window. Swerve within your lane. Change lanes. Take a FREE Practice Test Now

13 . Alcohol is removed from the body:

By exercising. At a fixed rate. More quickly if the person stays awake. Click Here Full Cheat Sheet

14 . Unsafely reaching for a phone is:

Acceptable if you are driving without a passenger. Acceptable if you plan to use a hands-free feature. Unacceptable even if you plan to use a hands-free feature. Take a FREE Practice Test Now

15 . A commercial motor vehicle should:

Not be equipped with a fire extinguisher, unless transporting hazardous materials. Not be equipped with a fire extinguisher, unless the vehicle will be traveling through remote areas. Never be equipped with a fire extinguisher. Always be equipped with at least one fire extinguisher. Take a FREE Practice Test Now

16 . Rust around wheel nuts may mean:

It recently rained. The nuts are loose. The tires should be replaced. The nuts are too tight. Take a FREE Practice Test Now

17 . The air storage tanks:

Hold only enough air for one braking cycle. Hold enough air for brakes to be used several times if the compressor stops working. Do not hold air unless there is an emergency. Hold enough air for more than 1,000 braking cycles. Click Here Full Cheat Sheet

18 . Placards should be used:

Any time a vehicle is carrying hazardous materials. When there is extra space on a truck. Only when the amount of hazardous materials on a truck exceeds 200 pounds. Take a FREE Practice Test Now

19 . About how many drinks does it take for a 200-pound person to reach a 0.02 percent blood alcohol concentration (BAC)?

One Two Three Four Take a FREE Practice Test Now

20 . 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

21 . Which of the following is not a type of retarder?

Exhaust Engine Air Electric Click Here Full Cheat Sheet

22 . Air tank drains:

Should not be used in cold weather. Are helpful to remove water and oil from the air tanks. Are used to move air to the brakes. Clean the air in the passenger compartment. Take a FREE Practice Test Now

23 . Distracted driving:

Is caused only by physical distractions. Will be increased by pre-programming radio stations. Can be prevented by avoiding conversation with others. Take a FREE Practice Test Now

24 . When you must travel down a hill, when should you switch into a lower gear?

As you begin to move downward As you go downhill and pick up speed Before you start going downhill Take a FREE Practice Test Now

25 . When backing with a trailer:

You should not back up in a straight line. You should not correct drift until you are far off course. You should frequently pull forward to reposition the vehicle. Click Here Full Cheat Sheet

26 . While driving:

A driver does not need to inform others of their intentions. A driver should only use turn signals if a vehicle is next to them. A driver should not use a turn signal if their lane change will be obvious. A driver should always use turn signals to inform others of their intentions. 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 . To confirm that a trailer has ABS, you can:

Look under the trailer for wheel speed sensors coming from the back of the brakes. Look under the hood for the ABS sticker. Look at the tires. Remove a tire and look for the ABS sensor on the axle. Take a FREE Practice Test Now

28 . When using a fire extinguisher to put out a fire, you should:

Stay as far away as possible from the flames. Aim at the flames. Use any extinguisher on every type of fire. Take a FREE Practice Test Now

29 . When starting a vehicle with dual air brakes, pressure of ____ should be built up in the system before it is driven.

10 psi 25 psi 100 psi 200 psi Click Here Full Cheat Sheet

30 . You must have an air brake endorsement:

To use a vehicle with air brakes. To drive any truck with a trailer. To transport hazardous materials. Take a FREE Practice Test Now

31 . One way to prevent hydroplaning on wet road surfaces is to:

Ensure that your tires have good tread depth. Under-inflate your tires. Drive faster than usual. Take a FREE Practice Test Now

32 . When a vehicle is started, the coolant temperature should:

Decrease. Rise slowly. Hold steady. Take a FREE Practice Test Now

33 . The service brake system:

Applies and releases the brakes when you press the brake pedal while driving normally. Applies and releases the parking brakes. Applies and releases the emergency brake. Applies and releases the axle brake. Click Here Full Cheat Sheet

34 . A pre-trip inspection should include:

A check of the engine oil level. Removing coolant. Washing the tire rims. Take a FREE Practice Test Now

35 . Some air brake systems use alcohol:

To reduce the risk of ice forming in air brake valves. To make the compressor run more efficiently. To lubricate parts of the braking system. To reduce the risk of rust forming on air brake valves. Take a FREE Practice Test Now

36 . Air tanks usually hold enough compressed air:

For one stop before needing to be refilled. For several stops before needing to be refilled. For a day’s worth of braking. For an unlimited number of stops. Take a FREE Practice Test Now

37 . During the driving test, when encountering a railroad crossing, you should:

Pass another vehicle on the tracks if the other vehicle is going too slow. Get out of the vehicle to check for a train. Not change gears while your vehicle is on the tracks. Click Here Full Cheat Sheet

38 . When approaching an active railroad crossing:

You should expect to hear any approaching train. You may not hear a train as it approaches. You will hear two short blasts of the train's horn. There will always be flashing warning lights. Take a FREE Practice Test Now

39 . What should happen before the air pressure in an air brake system tank falls below 55 psi?

The warning light should activate. The vehicle will be unable to shift out of gear. The front lights should flash. Take a FREE Practice Test Now

40 . Blocking a load:

Is dangerous and should never be done. Is essential to preventing cargo from moving in transit. Is only done with liquid loads. Take a FREE Practice Test Now

41 . Having more than one license can result in a fine of up to:

$100. $500. $5,000. Click Here Full Cheat Sheet

42 . The air compressor is connected to the:

Transmission. Engine. Radiator. Take a FREE Practice Test Now

43 . 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. Take a FREE Practice Test Now

44 . What does ABS do?

Prevent wheel lockup Prevent the air compressor from overheating Prevent the front brakes from being used on ice Prevent the brakes from being used if downshifting would be more effective Take a FREE Practice Test Now

45 . A convex mirror is sometimes called a ____ mirror.

Bug-eye Square Helper Click Here Full Cheat Sheet

46 . A stopped bus:

Is not a cause for concern since it is stopped. Is only a concern if passengers are exiting the bus. Is a concern whether or not passengers are visible. Take a FREE Practice Test Now

47 . Improperly loaded cargo:

Can be safer than properly loaded cargo. Can be a hazard. Can improve fuel efficiency. Take a FREE Practice Test Now

48 . If brakes fail on a long downgrade, the driver should:

Turn the vehicle off and then back on to reset the brakes. Pump the brakes. Look for an escape ramp or other way to stop. Take a FREE Practice Test Now

49 . 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. Click Here Full Cheat Sheet

50 . Which of the following is the best advice for driving in fog?

Try not to drive in fog. Use your high beam headlights. Turn off your lights. Take a FREE Practice Test Now