I85PREP
⌘ K
PA CDL School Bus Test study materials
PA CDL School Bus Test study resources

PA CDL School Bus Test practice questions

One question at a time. Build your PA CDL School Bus Test understanding.

First 50 of 200 questions. Each one lists the choices, the correct answer, and an explanation. The checker at the top of this page saves progress in this browser when it is available.

Continue in the practice tool above to load more questions, 50 at a time.

Question 1School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

Under Pennsylvania law, what must a school bus driver do before crossing railroad tracks at a passive crossing with no signals or gates?

  1. Stop, open the service door, and listen before proceeding Correct answer.
  2. Stop only if a train is visible in either direction
  3. Sound the horn and continue at normal speed
  4. Slow to 15 mph and proceed without stopping

Explanation

School buses must stop at all railroad crossings, including passive ones, and the driver must open the door and listen to confirm no train is approaching before crossing. Simply slowing or honking does not satisfy this requirement.

Question 2School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

When a Pennsylvania school bus driver is unloading students who must cross the roadway, what is the correct signal for them to cross?

  1. A single blast of the horn
  2. An eye contact plus an arm motion pointing in the direction of travel Correct answer.
  3. A nod of the head
  4. A hand wave through the windshield

Explanation

The driver must make eye contact with students and give a clear hand signal pointing to the direction they should walk, ensuring they cross far enough in front of the bus to remain visible. This signal confirms the driver has checked traffic and is holding it.

Question 3School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the required stopping distance before a railroad crossing for a Pennsylvania school bus carrying passengers?

  1. At least 100 feet from the nearest rail
  2. Between 15 and 50 feet from the nearest rail Correct answer.
  3. Between 50 and 100 feet from the nearest rail
  4. As close to the rails as possible without touching them

Explanation

A school bus must stop between 15 and 50 feet from the nearest rail, close enough to see and hear but far enough that the front of the bus does not foul the track. Stopping outside that range is a violation.

Question 4School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus is stopped to load students with red lights flashing and the stop arm extended. A vehicle on a four-lane divided highway approaches from the opposite direction on the other side of a concrete median. What must that driver do?

  1. Continue, because a divided highway with a median separates opposing traffic Correct answer.
  2. Reduce speed to 15 mph and pass with caution
  3. Stop, because red lights always require all traffic to stop
  4. Stop only if students are visible crossing

Explanation

On a divided highway with a physical median separating opposing lanes, traffic approaching from the opposite direction is not required to stop for a school bus on the other side. Drivers traveling in the same direction as the bus must still stop.

Question 5School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

Before a Pennsylvania school bus driver moves the bus after loading or unloading students, what must the driver confirm?

  1. That the radio has been checked with dispatch
  2. That the route sheet has been initialed
  3. That all students are seated or properly standing and accounted for Correct answer.
  4. That the hazard lights have been on for 30 seconds

Explanation

The driver must account for every student and ensure they are seated or properly positioned before moving, because a student left outside or standing in the aisle can be injured when the bus moves. Route paperwork and radio checks do not substitute for this safety check.

Question 6School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is driving students on a field trip and the bus is equipped with seat belts. What is the driver's responsibility regarding seat belt use?

  1. Allow passengers to choose whether to buckle
  2. Require seat belts only for students under age 8
  3. Require all passengers to use seat belts if the bus is so equipped Correct answer.
  4. Require seat belts only on highways

Explanation

When a school bus is equipped with seat belts, the driver must ensure passengers use them. This applies to all passengers regardless of trip type or age.

Question 7School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the proper procedure for a Pennsylvania school bus driver when a student's book bag falls under the bus during unloading?

  1. Ask another student to get it
  2. Tell the student to crawl under and retrieve it
  3. Signal the student to stay back and retrieve the item only after ensuring the bus is secured and it is safe Correct answer.
  4. Retrieve it yourself immediately

Explanation

Students must never go under or near the bus to retrieve items. The driver should keep the student clear, secure the bus, and retrieve the item only when it is safe.

Question 8School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver must activate hazard warning lights in which of the following situations?

  1. When the bus is traveling below the posted speed limit
  2. When the bus is disabled or stopped in a hazardous location Correct answer.
  3. When the bus is stopped to load or unload students
  4. When the bus is approaching a railroad crossing

Explanation

Hazard warning lights are used when the bus is disabled or stopped where it creates a hazard, to warn other drivers. Loading and unloading uses the red flashing lights and stop arm, not hazards.

Question 9School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the maximum speed a Pennsylvania school bus may travel on a highway with a posted limit of 65 mph?

  1. 65 mph Correct answer.
  2. 50 mph
  3. 60 mph
  4. 55 mph

Explanation

School buses may travel at the posted speed limit unless a lower limit applies to the specific road or conditions. There is no separate lower maximum for school buses on a 65 mph highway.

Question 10School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

When a Pennsylvania school bus driver is backing the bus, what is required?

  1. Use a spotter whenever possible and back only when necessary Correct answer.
  2. Backing is prohibited at all times
  3. Rely solely on the mirrors without checking surroundings
  4. Back at normal speed to save time

Explanation

Backing a school bus should be avoided whenever possible; when it is necessary, the driver should use a spotter and check all around the bus. Mirrors alone leave blind spots that can hide children.

Question 11School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the proper way for a Pennsylvania school bus driver to check that students have cleared the danger zone after unloading?

  1. Honk twice and proceed
  2. Assume they have cleared once they step onto the sidewalk
  3. Count students and scan the area around the bus before moving Correct answer.
  4. Rely on the crossing guard to confirm

Explanation

The driver must account for all students and visually scan the danger zone around the bus before moving. Assuming clearance or relying on others can leave a child in a blind spot.

Question 12School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is approaching a stop where students are waiting. What should the driver do if students are not visible at the stop?

  1. Sound the horn and continue
  2. Stop only if a parent waves
  3. Stop anyway and wait briefly in case students are approaching Correct answer.
  4. Continue without stopping

Explanation

Drivers should stop at the designated stop even if students are not immediately visible, because they may be running late or approaching from a blind spot. Proceeding without stopping risks leaving a child behind or striking one rushing to the bus.

Question 13School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What does the Pennsylvania school bus pre-trip inspection specifically require the driver to check regarding emergency equipment?

  1. Fire extinguisher, first aid kit, and emergency reflectors/triangles Correct answer.
  2. Only the reflectors
  3. Only the first aid kit
  4. Only the fire extinguisher

Explanation

The pre-trip inspection must confirm the fire extinguisher, first aid kit, and emergency reflectors or triangles are present and serviceable. All are required emergency equipment on a school bus.

Question 14School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is stopped to unload students when a vehicle passes the bus on the left despite the red lights. What should the driver do?

  1. Ignore it since the students are already off the bus
  2. Record the vehicle information and report it to the proper authority Correct answer.
  3. Chase the vehicle and confront the driver
  4. Sound the horn continuously until the vehicle stops

Explanation

The driver should note identifying information and report the violation to law enforcement or the school district. Chasing or confronting another driver endangers students and the driver.

Question 15School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

According to Pennsylvania school bus rules, when should the driver activate the amber warning lights before a stop?

  1. At least 100 feet before the stop in a residential area Correct answer.
  2. Only after stopping at the stop
  3. When the bus is within 10 feet of the stop
  4. Immediately after the red lights are activated

Explanation

Amber warning lights alert traffic that the bus is preparing to stop and should be activated in advance of the stop, typically at least 100 feet in residential areas. The red lights and stop arm are activated once the bus is stopped.

Question 16School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the correct action for a Pennsylvania school bus driver when a student is injured on the bus?

  1. Send the student home without notifying anyone
  2. Stop, render aid, and notify dispatch and emergency services as needed Correct answer.
  3. Wait until the next scheduled stop to assess the injury
  4. Continue the route and report at the end

Explanation

The driver must stop, provide appropriate aid, and notify dispatch and emergency services if needed. Delaying care or failing to report an injury is not acceptable.

Question 17School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver must evacuate students from the bus. What is the first priority after stopping the bus safely?

  1. Collect all student belongings
  2. Call the school principal
  3. Lock the bus doors
  4. Turn off the engine, set the parking brake, and activate hazard lights Correct answer.

Explanation

Securing the bus by turning off the engine, setting the parking brake, and turning on hazard lights prevents further danger before students exit. Communication and belongings come after securing the vehicle.

Question 18School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

When a Pennsylvania school bus is stopped to load or unload students on a two-lane road, which vehicles must stop?

  1. No vehicles if the bus is off the roadway
  2. Only vehicles behind the bus
  3. All vehicles in both directions Correct answer.
  4. Only vehicles approaching from the front

Explanation

On a two-lane road, all traffic in both directions must stop for a school bus with red lights flashing and the stop arm extended. This protects students who may cross the roadway.

Question 19School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the correct mirror adjustment check a Pennsylvania school bus driver should perform before driving?

  1. Adjust mirrors only when passengers complain
  2. Rely on the rearview mirror alone
  3. Set mirrors to show only the sky
  4. Adjust mirrors so the side of the bus is visible and blind spots are minimized Correct answer.

Explanation

Mirrors should be adjusted so the driver can see the side of the bus and the areas around it, minimizing blind spots where children may be hidden. Proper adjustment is part of the pre-trip check.

Question 20School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is transporting students in fog. What is the appropriate action?

  1. Maintain the posted speed limit
  2. Use high beam headlights continuously
  3. Reduce speed and increase following distance Correct answer.
  4. Stop in the travel lane and wait

Explanation

In fog, the driver should slow down and increase following distance to allow more reaction time. High beams reflect off fog and reduce visibility, and stopping in a travel lane creates a hazard.

Question 21School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the required action when a Pennsylvania school bus driver is involved in a crash with a student on board?

  1. Move the students to another bus before checking injuries
  2. Stop, check for injuries, and notify authorities and dispatch Correct answer.
  3. Continue to the school and file a report later
  4. Leave the scene to call from a nearby phone

Explanation

The driver must stop, check for injuries, and notify authorities and dispatch. Leaving the scene or delaying care is prohibited and endangers students.

Question 22School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver must ensure students understand emergency exit procedures. Which of the following is the correct approach?

  1. Rely on the aide to explain exits
  2. Discuss exits only if a student asks
  3. Review exits only at the start of the school year
  4. Conduct regular evacuation drills and review exit locations Correct answer.

Explanation

Regular evacuation drills and reviews of exit locations help students respond safely in an emergency. One-time or optional reviews are insufficient.

Question 23School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is stopped at a loading zone on a hill. What is the proper procedure?

  1. Leave the bus in gear without the parking brake
  2. Rely on the foot brake only
  3. Turn off the engine and leave the bus in drive
  4. Set the parking brake and place the bus in park or neutral with wheels turned appropriately Correct answer.

Explanation

On a hill, the driver must set the parking brake and secure the transmission, turning the wheels so the bus would roll away from traffic if it moved. Relying on the foot brake alone is unsafe.

Question 24School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What should a Pennsylvania school bus driver do if a student refuses to follow safety instructions during unloading?

  1. Physically force the student off the bus
  2. Continue the route and ignore the behavior
  3. Keep the student on the bus and notify dispatch and school officials Correct answer.
  4. Leave the student at the stop without notifying anyone

Explanation

The driver should keep the student safely on the bus and notify dispatch and school officials rather than using force or abandoning the student. Safety and proper notification are the priorities.

Question 25School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is approaching a school zone with children present. What is the appropriate action?

  1. Reduce speed and be prepared to stop Correct answer.
  2. Sound the horn continuously
  3. Pass other vehicles to save time
  4. Maintain speed to stay on schedule

Explanation

In a school zone with children present, the driver must reduce speed and be ready to stop for children who may enter the roadway. Schedule pressure never justifies speeding through a school zone.

Question 26School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

Under Pennsylvania law, which drivers must stop for a school bus displaying a flashing red light and stop arm on a divided highway with a physical median?

  1. All drivers traveling in the same direction as the bus Correct answer.
  2. Only drivers who can see the stop arm clearly
  3. Only drivers in the lane directly behind the bus
  4. Drivers in both directions regardless of the median

Explanation

When a physical median or barrier separates the roadway, only traffic approaching from behind the bus in the same direction must stop. Traffic on the opposite side of the divided highway continues without stopping because it does not pass the bus or its students.

Question 27School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is preparing to leave a school loading area crowded with students. What is the safest practice before moving the bus?

  1. Sound the horn and proceed after a brief pause
  2. Count the students, secure the door, and verify the area is clear Correct answer.
  3. Move slowly and rely on students to step aside
  4. Ask a teacher to wave the bus forward

Explanation

Before moving from any loading area, the driver must account for every student, confirm the door is closed, and visually verify the danger zone around the bus is clear. This prevents leaving a child behind or striking one who has moved out of sight.

Question 28School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

While driving a loaded school bus, a Pennsylvania driver notices smoke coming from the engine compartment. What should the driver do first?

  1. Continue to the next scheduled stop to keep the route on time
  2. Radio the dispatcher and wait for instructions before stopping
  3. Stop in a safe location, evacuate students, and move them a safe distance away Correct answer.
  4. Open the engine cover to locate the source of the smoke

Explanation

A fire threat requires the driver to stop as soon as it is safe, evacuate all students, and lead them well away from the bus. Passengers are moved upwind and away before the driver addresses the vehicle or notifies dispatch.

Question 29School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

How far from the nearest rail must a Pennsylvania school bus stop before crossing railroad tracks?

  1. Between 5 and 10 feet
  2. Directly at the stop line or edge of the crossing
  3. At least 100 feet
  4. Between 15 and 50 feet Correct answer.

Explanation

School buses must stop between 15 and 50 feet from the nearest rail before crossing, then look and listen in both directions. The distance keeps the bus clear of the crossing signal equipment while allowing the driver to see approaching trains.

Question 30School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is stopped to unload students and sees a vehicle approaching from behind without slowing. What is the best defensive action?

  1. Keep the students on the bus until the vehicle has stopped Correct answer.
  2. Step into the roadway to signal the vehicle to stop
  3. Sound the horn and let the students exit as planned
  4. Wave the students across the road quickly

Explanation

The driver controls the unloading process and should keep students aboard until it is clear that approaching traffic will stop. Releasing students into the path of a vehicle that is not slowing creates an avoidable hazard.

Question 31School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the required color of the warning lights that a Pennsylvania school bus uses to alert traffic that it is about to stop?

  1. Red
  2. White
  3. Blue
  4. Amber Correct answer.

Explanation

Amber warning lights signal that the bus is preparing to stop so traffic can slow down. Red lights and the stop arm are used only once the bus is actually stopped for loading or unloading.

Question 32School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is completing a post-trip inspection after the last run. Why is this check required?

  1. To ensure no student has been left asleep or behind on the bus Correct answer.
  2. To verify that the two-way radio is charging
  3. To confirm the fuel level for the next day's route
  4. To record the mileage for the maintenance log

Explanation

The post-trip inspection is a required walk-through of the bus to make sure every student has exited and nothing is left behind. It is a direct safeguard against leaving a child on the bus at the end of a route.

Question 33School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the proper way for a Pennsylvania school bus driver to use the bus's stop arm?

  1. Extend it whenever students are aboard the bus
  2. Extend it whenever the bus slows below 20 mph
  3. Extend it only when the bus is stopped to load or unload students Correct answer.
  4. Extend it at every intersection the bus crosses

Explanation

The stop arm is deployed together with the red flashing lights only when the bus is stopped to load or unload students. Using it at other times would confuse motorists and weaken the meaning of the signal.

Question 34School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver must transport a student who uses a wheelchair. What should the driver confirm before departing?

  1. That another student will hold the wheelchair during the trip
  2. That the wheelchair is secured and the student is restrained as required Correct answer.
  3. That the student can transfer to a regular seat independently
  4. That the wheelchair is folded and stored in the aisle

Explanation

Wheelchairs must be secured to the bus and the occupant restrained according to the equipment provided, such as a lap belt and shoulder harness. Proper securement protects the student during normal driving and sudden stops.

Question 35School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

In Pennsylvania, what must a school bus driver do at a highway-railroad crossing where the bus has already stopped and the crossing gates are raised?

  1. Stop, look and listen, and cross only when clear Correct answer.
  2. Follow the vehicle ahead closely across the tracks
  3. Proceed without stopping because the gates are up
  4. Sound the horn and cross at normal speed

Explanation

School buses must stop at railroad crossings regardless of gate position, then look and listen in both directions before crossing. Gates can malfunction, so the driver's own observation is the final check.

Question 36School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is driving in heavy rain and the bus begins to hydroplane. What is the correct response?

  1. Accelerate to push through the water
  2. Brake firmly and steer toward the shoulder
  3. Ease off the accelerator and avoid sudden braking Correct answer.
  4. Turn the steering wheel sharply to regain contact

Explanation

When tires lose contact with a wet road, the driver should ease off the accelerator and hold a steady course until traction returns. Sudden braking or steering inputs can cause a loss of control.

Question 37School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the purpose of the school bus driver's daily pre-trip inspection of the emergency exits?

  1. To verify that the exits are locked during the trip
  2. To confirm that exit doors and windows open freely and are not blocked Correct answer.
  3. To test the public address system volume
  4. To count the number of students who will use each exit

Explanation

The pre-trip check confirms that every emergency exit opens properly and that aisles and exits are clear of obstructions. An exit that sticks or is blocked can cost critical seconds during an evacuation.

Question 38School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is stopped and a student drops a cell phone in the aisle near the door. What should the driver do?

  1. Allow students to step over the phone and continue unloading
  2. Tell the student to pick it up while others exit
  3. Back the bus slightly to reposition for the student
  4. Keep students seated and retrieve the item safely before unloading continues Correct answer.

Explanation

The driver should keep students seated and control the situation until the aisle is clear, then retrieve the item safely. Allowing students to move around a dropped object near the door invites trips and falls during unloading.

Question 39School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the minimum following distance a Pennsylvania school bus driver should maintain behind another vehicle under normal conditions?

  1. Two seconds
  2. Ten seconds
  3. Four seconds Correct answer.
  4. One second

Explanation

School bus drivers should use at least a four-second following distance under normal conditions to allow time to react and stop. The greater distance accounts for the bus's weight and the students on board.

Question 40School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver must cross a set of railroad tracks, but the bus stalls on the tracks. What should the driver do first?

  1. Call the dispatcher and wait for help
  2. Place the bus in neutral and push it off the tracks
  3. Evacuate students and move them away from the tracks Correct answer.
  4. Try to restart the engine repeatedly while students remain seated

Explanation

If a bus stalls on the tracks, the immediate priority is to get all students off and well away from the crossing. The driver should then contact authorities and, if possible, warn approaching trains.

Question 41School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

How should a Pennsylvania school bus driver position the bus when stopping to load students on a road with a shoulder?

  1. As far to the right as practical, close to the shoulder or curb Correct answer.
  2. In the center of the lane to block traffic in both directions
  3. In the travel lane with the left wheels near the center line
  4. With the rear of the bus angled toward the shoulder

Explanation

The bus should be pulled as far right as practical so students have a protected path and traffic has the best chance to see and pass safely. A proper pull-off also reduces the distance students walk in the roadway.

Question 42School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the primary reason a Pennsylvania school bus driver must count students when they leave the bus at school?

  1. To confirm that every student who boarded has exited Correct answer.
  2. To determine how many seats are available
  3. To calculate the route's fuel use
  4. To report attendance to the school office

Explanation

Counting students as they exit confirms that no child remained on the bus or wandered into the danger zone. The count is a safety check, not an attendance record.

Question 43School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is driving at night and sees an oncoming vehicle with bright headlights. What should the driver do?

  1. Look toward the right edge of the roadway and reduce speed Correct answer.
  2. Look directly at the headlights to judge the distance
  3. Move toward the center line to increase visibility
  4. Flash the high beams to warn the other driver

Explanation

Looking toward the right edge of the road helps the driver maintain lane position without being blinded. Reducing speed provides more time to react while vision recovers.

Question 44School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

Before backing a Pennsylvania school bus in a loading area, what must the driver do when no spotter is available?

  1. Back quickly to minimize time in reverse
  2. Back slowly using mirrors only and trust the horn
  3. Get out and walk the area to confirm it is clear before backing Correct answer.
  4. Ask a student to stand behind the bus and signal

Explanation

When no spotter is available, the driver must walk behind the bus and verify the path is clear before backing. Mirrors alone leave blind spots where a child could be hidden.

Question 45School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What does a Pennsylvania school bus driver need to do if a student becomes seriously ill while the bus is moving?

  1. Have another student monitor the student until the route ends
  2. Continue the route and notify the school at the next stop
  3. Stop safely, attend to the student, and request emergency help Correct answer.
  4. Send the student to the back of the bus to lie down

Explanation

A serious illness requires the driver to stop in a safe location, care for the student, and summon emergency medical help as needed. Continuing the route delays necessary treatment.

Question 46School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is stopped for students and a motorist passes the bus on the left despite the red lights. What should the driver do?

  1. Sound the horn and let students cross immediately
  2. Chase the vehicle to obtain its plate number
  3. Ignore the violation because the motorist is already past
  4. Keep students on the bus or in a safe position and report the violation Correct answer.

Explanation

The driver's first duty is to protect students, so they should be held back until it is safe and the violation reported to the proper authority. Chasing another vehicle endangers the students and the driver.

Question 47School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What is the correct use of the school bus's eight-way light system in Pennsylvania?

  1. Red lights at all railroad crossings
  2. Amber lights when approaching a stop, red lights and the stop arm when stopped for students Correct answer.
  3. Red lights whenever the bus is moving below 15 mph
  4. Amber lights whenever students are aboard the bus

Explanation

The eight-way system uses amber lights to warn that the bus is about to stop and red lights with the stop arm once it is stopped for students. This sequence gives motorists time to slow and then stop as required.

Question 48School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver must evacuate students on a highway. Where should the students be assembled?

  1. At least 100 feet off the roadway and away from traffic Correct answer.
  2. Behind the bus near the rear emergency door
  3. Directly in front of the bus so the driver can see them
  4. Along the shoulder next to the bus

Explanation

Students should be moved well off the roadway, generally at least 100 feet away, and kept together under supervision. This keeps them clear of passing traffic and the bus itself.

Question 49School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

What should a Pennsylvania school bus driver do when a student repeatedly refuses to stay seated while the bus is moving?

  1. Allow the student to stand if they hold a handrail
  2. Continue driving and address the student at the end of the route
  3. Stop the bus and leave it to escort the student home
  4. Pull over safely, address the behavior, and report it through school procedures Correct answer.

Explanation

The driver should stop in a safe place, correct the unsafe behavior, and document the incident through school channels. Standing while the bus is moving is a serious safety violation that must be addressed promptly.

Question 50School Bus Endorsement Knowledge (Pennsylvania Commercial Driver's Manual)

A Pennsylvania school bus driver is approaching a blind curve on a rural road. What is the appropriate action?

  1. Flash the headlights to warn oncoming traffic
  2. Maintain speed and stay near the center line
  3. Slow down, keep well to the right, and be ready to stop Correct answer.
  4. Sound the horn continuously through the curve

Explanation

On a blind curve the driver should reduce speed, stay to the right side of the lane, and be prepared to stop for oncoming traffic or hazards. This gives the most room and time if a vehicle appears.