Mississippi CAR DMV Practice Test 21

Driving more slowly than other traffic can be dangerous. Drivers behind you may become impatient and will be tempted to take dangerous risks to pass you.

A diamond-shaped yellow sign warns of possible danger ahead. Orange signs, which are mostly diamond-shaped, are used to warn of possible dangers in or near work areas.

Blue signs on the roadway are service signs. They are used to provide information about motorist services, such as upcoming rest areas, food options, or nearby hospitals.

Before returning to your original lane after passing, you must make sure you are not dangerously close to the vehicle you have just passed. When you can see both of the vehicle's headlights in your rearview mirror, you may have enough room to return to the lane.

It is illegal to drive under the influence of any substance that impairs your ability to drive safely. This includes alcohol, prescription medications, over-the-counter medications, and illegal drugs.

Excessive speed is one of the most common contributing factors to vehicle crashes. Excessive speed does not save time and often leads to high-risk decision-making.

Drivers should decrease their speed under treacherous driving conditions. Posted speed limits are intended only for the most ideal conditions.

The color orange is used only for construction and maintenance warning signs.

Use low beam headlights when driving in rain, snow, sleet, or fog. High beam headlights in adverse weather conditions lower visibility by reflecting off the precipitation and back into the driver's eyes.

Orange-colored signs indicate construction areas. Proceed with caution.

To avoid the dangers of fatigued driving, take breaks every hour or so during a long trip. If possible, share driving responsibilities with another person so you can each sleep while the other person drives.

Continuous hard braking on snow and ice can result in the locking of the front brake, causing a loss of steering. To avoid the need for excessive braking, make sure to maintain an appropriate speed for conditions.

Drivers must obey any instructions given by a police officer, even if the instructions contradict laws, signs, signals, or markings that would otherwise apply.

Before you return to the driving lane when completing a pass, be sure there is a safe gap between your vehicle and the passed vehicle. When you can see both headlights of the vehicle in your rearview mirror, it is safe to return to the driving lane.

When a stopped school bus is using its flashing red lights, approaching drivers must stop and remain stopped until the lights stop flashing. If the school bus is on the opposite side of a divided highway, drivers do not need to stop.

If the headlights of an oncoming vehicle are blinding, glance toward the right edge of the road instead of looking directly ahead. This should keep your vehicle safely on the road until you pass the oncoming vehicle.

Do not go around or under any lowered gate at a railroad crossing. Once the gate is raised, do not proceed across the tracks until you can see clearly in both directions and are sure there are no trains coming.

Treat a flashing red traffic signal the same as you would treat a stop sign. Come to a complete stop, yield to oncoming traffic or pedestrians, and proceed when the way is clear.

A flashing red traffic light means the same thing as a stop sign. You must come to a complete stop, yield to other traffic and pedestrians, and then proceed when it safe to do so.

Before beginning a right turn, use the appropriate signal to give surrounding drivers adequate notice of your intentions. Slow down and approach the intersection from the right lane, staying as close as is practical to the right curb or edge of the roadway.

Never attempt to drive on a flooded road. Even if the water looks shallow, it may hide many kinds of hazards. If you encounter a flooded area, turn around and seek another route to your destination.

All roads are slippery and dangerous when wet. This sign warns of conditions that can cause a driver to lose control of a car. A driver should slow down when coming upon wet pavement because it takes longer to stop.

When backing up, place your right arm on the back of the passenger seat and look directly through the rear window. Do not depend on your rearview or side mirrors as mirrors do not show directly behind your vehicle. Only drive in reverse at a low speed.

Warning signs are usually yellow with black markings. This sign warns drivers that the upcoming road will curve right, followed by a curve to the left. Drivers should adjust their speed to safely continue on the road.

Before changing lanes, you should check your side mirrors and look over your shoulder to make sure it is safe to proceed.

Make room for vehicles that are entering a freeway. If possible, merge into the next lane to create a gap for the incoming vehicles. If you cannot merge, adjust your speed to allow for the vehicles to enter traffic as smoothly and safely as possible.

Mississippi law requires that your headlights be on between sunset and sunrise. You are required by law to use low headlight beams when approaching within 500 feet of, or when following within 500 feet of, another vehicle.

Railroad crossing signs are used to warn drivers of the possibility of a passing train. Drivers should obey all railroad crossing signs and never go around barriers or disregard the warning sign.

The posted maximum speed limit is the fastest legal speed you can travel on a road under ideal conditions. It is safest to drive at the same speed as surrounding traffic, up to the maximum speed limit. Maintaining a safe speed at all times is a responsibility shared by all motorists.

Orange, diamond-shaped signs are used to mark construction, maintenance, survey, and utility work areas. These signs help direct drivers and pedestrians safely through dangerous zones. Fines for traffic convictions may double in areas marked by these signs.