CDL general knowledge Day 2 parte B

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CDL general knowledge Day 2 parte B

parte 2 de conocimientos generales preg 63-122

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Driving Test

Number of questions: 60
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Cargo inspection: Is most often not the responsibility of the driver. Should be performed after every break you take while driving. Are needed only if hazardous materials are being hauled.
A vehicle is loaded with very little weight on the drive axle. What may happen? Poor traction Damage to the driver axle tires. Better handling.
If your vehicle catches fire while you are driving, you should: Park in an open area. Park where a building or trees shelter your vehicle from the wind. Increase your speed to put out the flames.
Containerized loads: Are nor required to be inspected by the driver. Should be supplied with their own tie-down devices or locks. Generally are used when freights have been carried part way by rail or ship.
when driving a commercial vehicle with a height over 13 feet, you should: Not worry about height clearances as long as you stay on state or federal highways. Assume all clearances are high enough. Stop and make sure that a clearance is high enough.
When should you test your parking brakes? While moving at a very low speed. While the vehicle is parked. When backing.
One can recognize hazardous materials by looking on the container ______: Labels Shapes Covers.
Truck and buses are subjects of certain law regulations and inspections. Which of the following statements is true? Country and city laws do not apply to trucks and buses engaged in interstate commerce. Federal regulations apply only to trucks and buses driven at least 50 mph Laws and restrictions can vary from place to place.
When approaching a bridge on a two-lane road, you should: Drive in the center of the bridge Check the weight limit of the bridge Slow down to 25 mph on the bridge.
Controlled braking is: Slamming on the brakes hard and making the wheels lockup. Squeezing the brakes firmly without locking them up Pressing the brakes until wheel lock-up occurs, releasing the brakes and then re-applying them.
You do not have a Hazardous Materials endorsement on your commercial driver's license. You can drive a vehicle hauling hazardous materials when: The weight of the hazardous materials load is 26 pounds or less The vehicle does not require placards A person who has Hazmat endorsement rides with you.
which of the following statements is true about hazardous materials: All hazardous materials present a health and safety danger. A truck carrying any amount of hazardous materials must have placardas. All public roads allow trucks carrying hazardous materials if they are loaded correctly.
Over weight, over sized loads: Require special permits Can only be driven at daylight Must be acompanied by the police.
Which of the following statements about braking is true? The heavier the vehicle is or the faster it is moving, the more heat the brakes have to absorb to stop it. Brake response is very quick when the vehicle is moving very fast. Brake face is not caused by heat.
Which of these pieces of emergency equipment should always be carried in your vehicle? Tire repair kit. First aid kit. Warning devices for parking the vehicle.
You must keep papers for hauling hazardous materials ________: Under the driver's seat. In the pouch of the driver's door In the glove compartment; which must be working.
The best driver are those who watch and prepare for hazards. This is called Diving _________. Offensive Defensive Objective.
What kind of optional equipment,(except tire wench), could be carried in your vehicle? Fully charged fire extinguisher. Set of warning devices. Battery charger.
Which of the following do not provide extra gears on some trucks? Automatic transmission Auxiliary transmission Multi-speed rear axles.
which of the following statements is true about rear drive wheel braking skid? Locked wheels usually have more traction than rolling wheels. Front wheels slide sideways to try to catch up with the rear wheels On a vehicle with trailer the trailer can push the towing vehicle sideways.
which of the following statements is true about tire pressure? Air pressure in tires increases with the temperature. You do not have to check the hot tires, because the tire is not blown out. The pressure is not to be checked during the trip if it passed the pre-trip.
What should you do if you are unsure whether or not you have enough overhead clearance? Slow down slightly and try to drive under the object. Find another route that will not require driving under the object. Estimate the height of the overhead object if it is not posted.
What should you do when your vehicle hydroplanes? Start stab braking. Release the accelerator. Accelerate slightly.
Which of these is true about tires and hot weather? You should check the pressure before driving If a tire is too hot to touch, you should drive on it to cool it off. A small amount of air could be let out but air pressure remains stable.
You are driving in heavy rain or snow. You can hardly see what is going on outside of your vehicle. You can let other drivers know you are there by: Blowing your horn. Turning on your inside cab lights. Turning on the low beam headlights.
You are driving a long vehicle that makes wide turns. You want to make a left turn from Ocean street onto Atlantic Street. There are two left turn lanes, (marked A and B), on Ocean Street. You should Use left turn lane "A" Use left turn lane "B" Start in left turn lane "A" and swing into left turn lane "B" just before entering the intersection.
Which of the following statements about speed management is true? If you double your speed, stopping distance will double. Empty trucks and loaded trucks will have the same stopping distance. If you double your speed, you will need four times more stopping distance.
You are traveling down a long steep hill. Your brakes get so hot that they fail. What should you do? Downshift and pump the brake pedal. Look for an escape ramp or escape route. Both A and B.
While driving, ice builds up on your wipers and they no longer clean the windshield. You should: Keep driving and turn your defroster on. Keep driving and spray the windshield with washer fluid. Stop safely and fix the problem.
where should the ignition key be during the pre-trip inspection? In your pocket In the ignition On the driver's seat.
Which of these statements about double clutching and shifting is true? You can use the tachometer to tell you when to shift. Double clutching should not be used when the road is slippery. Double clutching should only be used with a heavy load.
Which of the following statements about speed is true? Empty trucks always stop in a shorter distance than fully loaded trucks. When you double your speed, (go twice as fast), it will take twice the distance to stop. You should choose a speed that allows you to stop within the distance that you can see ahead.
A full stop is required at railroad crossing when: There is no flagman, warning signal or gate at the crossing. The nature of the cargo makes a stop mandatory under state of federal regulations. The crossing is located in a town or city with a frequent train transit.
When driving at night, you should use your low beams when oncoming vehicles are within how many feet? 400 500 300.
When driving through a work zone you should: Reduce your speed only if workers are close to the roadway. Turn on your parking lights. Watch for sharp pavement drop offs.
Backing of a commercial vehicle is: Always dangerous. Is not dangerous if you don't have to turn. Not dangerous if you have a helper.
when you are parked on the side of the road at night you must: Turn on your four-way emergency flashers to warn others. Put out your emergency warning lights within 30 minutes. Use your tail lights to give warning to others.
You must stop on a hill or curve on a two-way road. How far should you place the reflective triangle? As far back as necessary so others can see you. Within 200 feet behind you Within 500 feet behind you.
In bad weather many car drivers tailgate larger vehicles. what should you do ? Increase your following distance. Lightly tap your brakes to warn the tailgater to drop back. Speed up to distance yourself from the tailgated.
Which of the following system should receive extra attention during winter weather inspection? Suspension Exhaust Steering.
What happens to tar on the pavement during hot weather? Nothing It becomes staining, marking tires stick to the road. It bleeds,making the road surface slippery.
What is the best advice for the driver to take when a heavy for occurs? Do not drive too slowly or other drivers may hit you. Park the truck until the fog disappears. Alternate your own high beams to improve your vision.
Which of the following statements is true about hours of service? After you have reached a thousand hours of service, you'll be exempt a service regulation. You should allow enough hours to rest. You must take a break every 2 hours of driving.
Which of the following statements is true about the use of drugs while driving? Prescription or no-prescription drugs are allowed at any time of driving. Use of amphetamines is allowed if you are using them to stay alert. Prescription drugs are allowed if a doctor says they will not affect your ability to drive.
Which of the following statements is true about the proper use of the steering wheel? If you do not hold the steering wheel with both hands it could pull away from you. If you have reached a cruising speed on a highway, you can drive with one hand Only with an attempt of a difficult turn do you need to use both hands on the steering wheel.
When should a helper be used to back your vehicle? Only if you need to park Whenever you need to backup Only if you have a trailer on your vehicle.
To avoid an accident you moved to the shoulder of the road. To return to the road you should: Ride on the shoulder until the next exit and then re-enter the road. Using mirrors and turn signals turn sharply to get back on the road. Using mirrors and turn signals return when the road is clear.
Turn signals should be used _______ : At least 100 feet before turning or changing lanes. At least 150 feet before turning or changing lanes. At least 200 feet before turning or changing lanes.
When going down a long, steep downgrade, you should always: Use the braking effect of the engine. Use controlled braking. Brake when you exceed safe speeds by 5mph.
Which of the following is not a brake check you would normally do during your walk-around inspection? Brake adjusment. Conditions of hoses. Hydraulic brake cylinder leaks.
Which of these is not a type of retarder? Electric Hydraulic Robotic.
Which of the following is true? Most people are more alert at night than during the day. Most hazard are easier to see at night than during the day. Many heavy vehicle accidents occur between midnight and 6 am.
The space to the ________ your vehicle is the most important to manage. Back of Front of To the side of.
Your brakes can get wet when you are driving through heavy rain. What can happen when the brakes are applied? Hydroplanning Extensive brake wear Trailer jack-knife.
Which of the following statements about the inspection of your vehicles suspension system is true? Distorted springs are safe as long as they are not broken. Axle mounts should be checked at each point they are secured on the vehicle frame and axles. Suspension components should be checked at all axles except for the following unit.
You are checking your brakes and suspension system for a pre-trip inspection. Which of the following statements is true? Just one missing leaf in a leaf spring is not dangerous. Spring hangers that are cracked, but still tight, are not dangerous. Brake shoes should not have oil, grease or brake fluid on them.
You will be placed out of service for 24 hours if you blood alohol concentration (BAC), is at least ________: 0.02 0.04 Any detectable amount.
If you are convicted of driving a commercial vehicle while under the influence of alcohol or drugs, you will lose your CDL for _______: 6 month 1 year 2 years.
Which of the following is true about a commercial vehicles habit of swinging wide turns? Off-tracking Wide rounding Side winding.
You may get hung up on the railroad tracks if: If you cross the double tracks too slowly. The tracks have a steep approach. You try to shift gears when crossing.
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