Knowledge Test Class A #2 - Mississippi Cdl

1 . When driving down a steep grade, your brakes may fade. What happens if brakes fade?

They become quieter. They become less effective. They work better than usual. They work differently from front to back. Click Here Full Cheat Sheet

2 . Alcohol evaporators are:

Illegal. Used to introduce alcohol into air brake systems. Only allowed in the northern parts of the state. Take a FREE Practice Test Now

3 . When driving down a steep grade:

You should ride your brakes all the way down. Shift into a higher gear as a way to slow down your vehicle. Shift into lower gears as a way to slow down your vehicle. The truck should be put in neutral as a way to slow down your vehicle. Take a FREE Practice Test Now

4 . A cargo van carrying a light load is usually:

The same height as when carrying a heavy load. Taller than when carrying a heavy load. Shorter than when carrying a heavy load. Less stable than when carrying a heavier load. Take a FREE Practice Test Now

5 . When checking the engine compartment:

The parking brake should not be engaged. Wheels should be chocked. The engine should be running. The gearshift should be in first gear. Click Here Full Cheat Sheet

6 . Pressing and releasing the brake pedal unnecessarily can:

Release air faster than it can be replaced. Add more air to a brake system. Make the brake pedal harder to depress. Create a loud noise. Take a FREE Practice Test Now

7 . When loading a trailer, you should:

Place as little weight as possible over the axles. Place a well-balanced amount of weight over the axles. Not be concerned with how the weight is distributed. Take a FREE Practice Test Now

8 . Front wheel braking works:

Only on packed snow. Under all conditions. Only if the road is dry. Under most conditions. Take a FREE Practice Test Now

9 . When traveling down a steep downgrade:

The air brakes should be used. Shift into a lower gear, then use brakes to supplement the braking effect of the engine. The vehicle should be continually downshifted in the place of using the brakes. The vehicle should be driven on the shoulder. Click Here Full Cheat Sheet

10 . If pulled over on the side of the road, you should:

Use the taillights to alert other motorists. Turn on your four-way flashers. Keep your lights off to avoid distracting other drivers. Set out items from the cab to warn motorists. Take a FREE Practice Test Now

11 . Brake linings should be:

Loose. Free of oil. Soft. Take a FREE Practice Test Now

12 . A safety valve is set to open at ____ pounds per square inch (psi).

100 150 200 Take a FREE Practice Test Now

13 . When completing an offset back/right parking maneuver, you should:

Pull straight forward, then drive straight back. Drive straight back, then pull forward to the left. Pull straight forward, then back to the right. Click Here Full Cheat Sheet

14 . The parking brake should be:

Used whenever you park the vehicle. Used while driving. Set when driving in bad weather. Used to stop the vehicle in normal driving. Take a FREE Practice Test Now

15 . What is Gross Vehicle Weight Rating (GVWR)?

The loaded weight of a single vehicle as stated by the manufacturer The total weight of the vehicle without a laod The total weight of the cargo minus the containers used to transport the load The maximum weight allowed to be transported by a vehicle Take a FREE Practice Test Now

16 . How can you avoid becoming drowsy on a trip?

Get about three hours of sleep beforehand. Plan ahead, including stopping points. Do not build exercise into your daily routine. Schedule the trip at night. Take a FREE Practice Test Now

17 . 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. Click Here Full Cheat Sheet

18 . If confronted by an aggressive driver, you should:

Keep your vehicle in front of them. Make eye contact with them Ignore their gestures. Take a FREE Practice Test Now

19 . If stopped on the road or shoulder, within 10 minutes, you must:

Place emergency warning devices. Alert local law enforcement. Stand behind your vehicle and motion for traffic to pass you. Call a mechanic. Take a FREE Practice Test Now

20 . Black ice is:

Usually thick – about half an inch or more of ice. Usually thin. Not a hazard when driving. Not really ice. Take a FREE Practice Test Now

21 . Dual tires should:

Always come into contact with one another. Come into contact with one another fairly regularly. Not come into contact with one another. Click Here Full Cheat Sheet

22 . The maximum amount of play that is safe on a 20-inch steering wheel is:

One-quarter of an inch. Two inches. 10 inches. Take a FREE Practice Test Now

23 . As the driver of a truck carrying a load, you are responsible for all of the following, except:

Inspecting the cargo. Recognizing poorly balanced weight. Knowing the phone numbers of all fire departments along your intended route of travel. Take a FREE Practice Test Now

24 . 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

25 . An Anti-Lock Braking System (ABS) will:

Allow you to drive faster than you would be able to otherwise. Allow you to follow other vehicles more closely than you would be able to otherwise. Allow you to drive less carefully than you would be able to otherwise. Not decrease your stopping distance. Click Here Full Cheat Sheet

26 . When the brake pedal is depressed, air brakes work:

Immediately. After a short delay. After about a minute. Only if the green lever on the control panel is pushed down. 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 . What happens when a vehicle hydroplanes?

The tires lose contact with the road. The tires have extra traction. The vehicle is easier to control. The vehicle becomes heavier. Take a FREE Practice Test Now

28 . Texting while driving is:

Allowed if you are contacting your employer. Allowed when driving on rural roads. Not allowed. Take a FREE Practice Test Now

29 . If a roadway is covered by fog, it is best for you to:

Drive faster than usual. Use your high beam headlights. Turn off your headlights. Avoid driving. Click Here Full Cheat Sheet

30 . 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

31 . A suspension system:

Has a weight capacity rating. Uses pressurized water to support the load. Can handle any weight load. Has a minimum weight rating. Take a FREE Practice Test Now

32 . Poisonous fumes can enter a cab due to:

A defective exhaust system. Using the wrong type of fuel. A lack of oil in the engine. Take a FREE Practice Test Now

33 . Having weight loaded in a way that creates a high center of gravity:

Increases the likelihood of a rollover. Increases the likelihood that items will fall down. Increases the difficulty of unloading the cargo. Click Here Full Cheat Sheet

34 . 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

35 . If air pressure drops to a level between ____, a visual low pressure warning signal should have already activated.

55 and 75 psi. 80 and 95 psi. 65 and 100 psi. Take a FREE Practice Test Now

36 . The ____ tells a driver how much pressure is in the air tanks.

Application pressure gauge Air compressor governor Supply pressure gauge Drum brake Take a FREE Practice Test Now

37 . When driving in winter, which of the following should receive extra attention in a pre-trip inspection?

Coolant and antifreeze levels The air conditioning unit The oil pressure Click Here Full Cheat Sheet

38 . When making a turn, when should you cancel your turn signal?

Before you enter the turn In the middle of the turn After the turn is completed It does not matter. Take a FREE Practice Test Now

39 . 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

40 . 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

41 . How much water must be present for a vehicle to hydroplane?

Usually several inches A good amount, such as a large puddle A small amount 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 . 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. Take a FREE Practice Test Now

44 . Rust around wheel nuts may mean:

It has rained recently. The nuts could be loose. The tires should be replaced. Take a FREE Practice Test Now

45 . When other vehicles have trouble seeing you at dawn or dusk, you can increase your visibility by:

Turning on your four-way flashers. Honking your horn. Turning on your headlights. Turning on your windshield wipers. Click Here Full Cheat Sheet

46 . In general, if you are convicted of a traffic violation in your personal car:

The convicting officer will alert your employer. Your CDL will not be affected because the violation is on your personal license. You should tell your employer within six months. You must tell your employer within 30 days. Take a FREE Practice Test Now

47 . If you have more than one license:

You are unlikely to be caught. You are doing nothing wrong. You will be penalized. There is no way for authorities to find out. Take a FREE Practice Test Now

48 . When passing another vehicle, you should:

Make eye contact with the driver. Assume the driver doesn’t see you. Honk your horn. Wait for the other driver to signal that it is safe to do so. Take a FREE Practice Test Now

49 . 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

50 . 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