Question 1

What should you do to become familiar with the warnings and cautions associated with antilock brake systems?
A) Call the factory representative.
B) Study the service manual for the type of brake system on which you are working.
C) Ask someone in the shop.
D) All of these choices.

Accepted Answer

Studying the service manual for the type of brake system on which you are working is the best way to become familiar with the warnings and cautions associated with antilock brake systems. This will provide specific information and guidance for the system being worked on. While calling the factory representative or asking someone in the shop may also provide some helpful information, they may not have the specific knowledge tailored to the system being worked on.

Question 2

Automotive horns operate on the principle of:
A) Induced voltage.
B) Depletion zone bonding.
C) Frequency modulation.
D) Electromagnetism.

Accepted Answer

Automotive horns operate on the principle of electromagnetism, where an electric current flows through a coil, creating a magnetic field that moves a diaphragm or a disc back and forth, producing the sound.

Question 3

Electric vehicles power the motor by:
A) A generator.
B) A battery pack.
C) An engine.
D) None of these choices.

Accepted Answer

Electric vehicles use a battery pack to power the motor, which in turn drives the wheels. The battery pack is rechargeable and can be charged by plugging the vehicle into a charging station or using regenerative braking to convert kinetic energy into electrical energy. Generators and engines are not typically used to power electric vehicles.

Question 4

The charging system: 
A) Provides all electrical energy to operate the electrical system while the engine is running.
B) Restores the energy to the battery after starting the engine.
C) Uses the principle of magnetic induction to generate electrical power.
D) All of these choices.

Accepted Answer

The charging system provides all electrical energy to operate the electrical system while the engine is running, restores the energy to the battery after starting the engine, and uses the principle of magnetic induction to generate electrical power. Therefore, option D is the correct answer.

Question 5

All of the following are true of the easy exit feature of memory seat systems EXCEPT:
A) The system may move the steering wheel up.
B) It is an additional function on memory seat systems.
C) The driver's door is opened automatically.
D) The seat is moved all the way down and back when the vehicle is placed in park.

Accepted Answer

The easy exit feature does not necessarily move the seat all the way down and back when the vehicle is in park. Instead, it may move the seat to a pre-set position that allows the driver to exit and enter the vehicle more easily.

Question 6

The purpose of multiplexing is to:
A) Increase circuit loads to a sensor.
B) Prevent electromagnetic interference.
C) Allow computers to share information.
D) Prevent multiple system failures from occurring.

Accepted Answer

Multiplexing allows multiple signals or data from different sources to be combined and transmitted over a single transmission line, allowing multiple devices or computers to share the same transmission medium and communicate with each other efficiently. It does not increase circuit loads to a sensor, prevent electromagnetic interference, or prevent multiple system failures from occurring.

Question 7

Alternate propulsion systems include:
A) Electric vehicles.
B) Hybrid vehicles.
C) Fuel cell vehicles.
D) All of these choices.

Accepted Answer

All of these choices (Electric vehicles, Hybrid vehicles, Fuel cell vehicles) are the best choices for alternate propulsion systems as they reduce emissions and promote renewable energy sources. Each has its advantages and disadvantages depending on the specific use case and infrastructure available.

Question 8

What should you do before turning on a battery charger?
A) Check the polarity of the battery.
B) Clean the battery cable ends.
C) Connect the leads.
D) All of these choices.

Accepted Answer

All three steps are necessary before turning on a battery charger. Checking the polarity ensures that the positive and negative cables are connected to the correct battery terminals, which is important for preventing damage to the battery and the charger. Cleaning the cable ends ensures a good electrical connection between the battery and charger, which helps the charger work effectively. Connecting the leads involves attaching the positive and negative cables from the charger to the corresponding battery terminals, which allows electrical current to flow from the charger to the battery.

Question 9

The following are components of the starting system EXCEPT:
A) The flywheel ring gear.
B) Neutral safety switch.
C) Harmonic balancer.
D) Battery.

Accepted Answer

The harmonic balancer is a component of the engine's accessory drive system and is not directly related to the starting system. The other three components listed - the flywheel ring gear, neutral safety switch, and battery - are all essential parts of the starting system.

Question 10

All of the following statements concerning hybrid high-voltage system safety are true, EXCEPT:
A) Disconnect the motor generators prior to turning the ignition off.
B) Test the insulating gloves for leaks prior to use.
C) Do not attempt to test or service the system for 5 minutes after the high-voltage service plug is removed.
D) Turn the power switch to the off position prior to performing a resistance check.

Accepted Answer

Disconnecting the motor generators prior to turning the ignition off is not a standard safety procedure for hybrid high-voltage systems. Typically, the ignition should be turned off first to ensure safety.

Question 11

Which of the following describe(s) carbon monoxide?
A) Carbon monoxide is a colorless gas.
B) Carbon monoxide is odorless.
C) Carbon monoxide is a by-product of combustion.
D) All of these choices.

Accepted Answer

Carbon monoxide is a colorless, odorless gas that is a by-product of incomplete combustion.

Question 12

The following are true about the air bag system EXCEPT:
A) It is an active system.
B) It is a supplemental system.
C) It is mandated by the federal government.
D) Deployment is automatic.

Accepted Answer

Airbag systems are considered passive safety systems, not active systems. They automatically deploy in the event of a collision without requiring any action from the vehicle occupants.

Question 13

The seat recall position on most memory seat systems is only allowed if:
A) The vehicle is stationary.
B) The vehicle transmission is in park.
C) The engine is shut off.
D) The parking brake is applied.

Accepted Answer

Most memory seat systems allow seat recall only when the vehicle transmission is in park to ensure safety while adjusting the seat position.

Question 14

What should you do if battery acid gets into your eyes?
A) Blink fast to start tears.
B) Rub salve in your eyes.
C) Flush your eyes with water and go to a doctor.
D) All of these choices.

Accepted Answer

The answer of What should you do if battery acid...

Question 15

Which of the following is not included in proper lifting practices?
A) Do not lift with your back.
B) Keep your back and elbows straight.
C) Lift the object by yourself so others are out of the way.
D) While carrying the object, do not twist your body to change directions.

Accepted Answer

Proper lifting practices include lifting with your legs rather than your back, keeping your back and elbows straight, and not twisting your body while carrying the object. However, lifting an object by yourself and disregarding the presence of others can be hazardous in certain situations. It is always safer to have assistance when necessary.

Question 16

Which of the following statements concerning gasoline storage is true?
A) Always use approved gasoline containers that are painted blue for proper identification.
B) Prevent air from entering the container by filling gasoline containers completely full.
C) Always transport gasoline containers on plastic bed liners.
D) Do not store a partially filled gasoline container for long periods of time.

Accepted Answer

It is not recommended to store a partially filled gasoline container for long periods of time as the gasoline can deteriorate and lead to safety issues. It is also important to note that approved gasoline containers are generally red, not blue, and should be transported on a flat surface, not necessarily a plastic bed liner. Filling gasoline containers completely full can also lead to safety hazards, as gasoline needs room to expand and contract with temperature changes.

Question 17

The memory seat system: 
A) Operates separately of the power seat system.
B) Requires the vehicle to be moving before the seat position can be recalled.
C) Allows for the driver to program different seat positions that can be recalled at the push of a button.
D) Can only be equipped on vehicles with manual position seats.

Accepted Answer

The memory seat system allows for the driver to program different seat positions that can be recalled at the push of a button. It operates separately from the power seat system and does not require the vehicle to be moving before the seat position can be recalled. It can be equipped on vehicles with both manual and power seats.

Question 18

Alternate propulsion vehicle systems may include all of the following except:
A) Fuel cell vehicles
B) Hydroelectric vehicles
C) Hybrid vehicles
D) Electric vehicles

Accepted Answer

Hydroelectric vehicles are not a type of alternate propulsion vehicle system. Hydroelectric power is a method of generating electricity using moving water, but it is not typically used to power vehicles. The other choices (A, C, and D) are all examples of alternate propulsion vehicle systems.

Question 19

Which of the following statements on HEV safety is correct?
A) Always place the high-voltage service plug where someone will not accidentally reinstall it.
B) Use a voltmeter set on 400 VDC to determine if the high-voltage system voltage is at 0 volts before servicing.
C) Test the integrity of the insulating gloves prior to use.
D) All of these choices.

Accepted Answer

All of these safety statements are correct and important to follow when working with HEVs. It is essential to always place the high-voltage service plug where it cannot be accidentally reinstalled to prevent accidental electrocution. Using a voltmeter set on 400 VDC to determine if the high-voltage system is at 0 volts is also important to ensure safety during servicing. Testing the integrity of insulating gloves prior to use is another essential safety measure to protect against electric shock.

Question 20

Which of the following is the most correct statement?
A) Automotive electrical systems are interlinked with each other.
B) All automotive electrical systems function the same on every vehicle.
C) Manufactures are required by Federal legislation to limit the number of computers used on today's vehicles.
D) All of these choices.

Accepted Answer

Automotive electrical systems are highly interconnected and rely on each other to function properly. However, not all systems are identical on every vehicle. Additionally, there are no federal regulations limiting the number of computers used in vehicles, so choice C is incorrect. Therefore, choice A is the most correct statement.

Quiz 1: Introduction to Automotive Electrical and Electronic Systems Safety

What should you do to become familiar with the warnings and cautions associated with antilock brake systems?

Automotive horns operate on the principle of:

Electric vehicles power the motor by:

The charging system:

All of the following are true of the easy exit feature of memory seat systems EXCEPT:

The purpose of multiplexing is to:

Alternate propulsion systems include:

What should you do before turning on a battery charger?

The following are components of the starting system EXCEPT:

All of the following statements concerning hybrid high-voltage system safety are true, EXCEPT:

Which of the following describe(s) carbon monoxide?

The following are true about the air bag system EXCEPT:

The seat recall position on most memory seat systems is only allowed if:

What should you do if battery acid gets into your eyes?

Which of the following is not included in proper lifting practices?

Which of the following statements concerning gasoline storage is true?

The memory seat system:

Alternate propulsion vehicle systems may include all of the following except:

Which of the following statements on HEV safety is correct?

Which of the following is the most correct statement?