Automotive Technology Practice Exam

These questions are part of the practice quiz. Start practicing

• What is the maximum allowable tread depth for most tires?
• When a vehicle is supported on jackstands, what tool can a technician use to roll under it?
• What is the appropriate action if a tool shows signs of damage?
• What is the function of the wheel bearing?
• What is the primary function of an air filter in an engine?
• Which tool is best for removing oil filters?
• What do soft metal jaw covers on a tool help protect?
• Should air powered tools always be lubricated before use?
• What type of bearing supports the crankshaft inside an engine?
• Which device is utilized to maintain vehicle stability during braking?
• What does a hydrocarbon emissions test measure?
• Which type of tools use pressurized liquid to transmit force?
• Insulated tools for use on hybrid vehicle drive trains should have a minimum rating of how many volts?
• What does the term "horsepower" measure in automotive engines?
• What are the primary types of brake systems in vehicles?
• What do "tread wear indicators" refer to on tires?
• What component on an electric power tool prevents current from passing through your body?
• Is it safe to connect battery charger leads to the battery while the charger is turned on?
• What should you do if a tool is not working properly?
• What happens to a tool when it is mushroomed at its head?
• What does a catalytic converter do?
• What condition must be met before using an electric power tool?
• What is a common cause of overheating in an engine?
• What does a vehicle’s drivetrain consist of?
• Which of the following are symptoms of a failing alternator?
• What is the primary function of a timing belt in an engine?
• What is the purpose of engine coolant?
• What does the term "gear ratio" refer to in a transmission?
• What is the main purpose of the crankshaft in an engine?
• In what scenario is it still important to wear eye protection while using power tools?
• Why is the vehicle's VIN considered significant?
• What is a common sign of a failing water pump?
• What is typically used to apply torque to turn bolts and nuts?
• Why is it advised not to hammer on a file?
• What distinguishes a diesel engine from a gasoline engine?
• How can tire tread depth be measured?
• What is the purpose of a vehicle's air conditioning compressor?
• Which tool looks similar to a screwdriver but has a sharp pointed tip?
• How should the tip of a pin punch be ground?
• What feature do torque screws have on their heads?
• Which fire extinguisher class indicates that it is meant for use on paper and wood fires?
• What is the term for a wrench that completely encircles the bolt head?
• What is the main function of a vehicle's exhaust system?
• What is the most common reason for using jackstands in a repair shop?
• What is the main purpose of wheel alignment?
• What is the primary purpose of the catalytic converter?
• What is the role of a fog light?
• What type of hammer has one flat face and one rounded end?
• What signs may indicate a blown head gasket?
• How often should engine oil be changed under normal operating conditions?
• When using a hacksaw, on which stroke should light pressure be applied?
• What is a safety precaution to take when working with chemicals in an automotive shop?
• Which type of punch is used to create a small indentation in metal prior to drilling?
• Which tool is designed to have a head that rebounds from solid metal parts?
• What should you check for when maintaining brake fluid?
• What are the four strokes of a four-stroke engine cycle?
• True or False: High-quality tools are generally stronger, lighter, and more reliable than low-cost tools.
• What does tire pressure affect in vehicle performance?
• What does OBD-II stand for in automotive diagnostics?
• If the head of a chisel or punch becomes mushroomed, what should be done?
• What is the primary role of the crankshaft in an engine?
• When should an adjustable wrench be used?
• What cleaning tool can be used with an air or electric drill to remove old gasket material?
• Which classification of fire extinguisher is used for materials that can create a hazardous chemical reaction when wet?
• What is the role of transmission fluid in an automatic transmission?
• A magnetic pick-up tool is capable of attracting which of the following?
• What shape does an Allen wrench have?
• Shop air pressure usually operates within which range?
• Should dust from brake shoes be blown off parts with compressed air?
• What is the purpose of a sway bar in a vehicle’s suspension?
• What system do modern automotive engines use to control fuel injection?
• Which statement is true regarding the shape of torque screws?
• What are chisels primarily used for in automotive work?
• Which component is responsible for mixing the air-fuel ratio in an engine?
• Which component must be removed from a truck before turning on a drill press?
• Which hammer is designed to prevent rebound with lead shot inside its head?
• Which type of suspension system incorporates springs and shock absorbers?
• Which equipment is essential for lifting a vehicle safely?
• What does a welder use high electric current to create for joining metal?
• Must power tools always be used with safety guards in place?
• What type of gloves should be worn when working on high voltage hybrid drive systems?
• In automatic transmissions, what does the term "slip" refer to?
• Are fire, electrical shock, and physical injuries the only types of accidents likely to happen in an auto repair shop?
• What is the function of the alternator in a vehicle?
• A tubing or flare nut wrench is also known as which type of wrench?
• Must the air hammer cool head be pressed tightly against the workpiece before turning the tool on?
• What is generally the primary use of an adjustable wrench?
• Which tool holds parts on a work surface when drilling, cutting, or performing other operations?
• What should you spend most of your time doing if you do a job right?
• What is the purpose of a swivel in automotive tools?
• Should you always have your instructor demonstrate potentially dangerous equipment before using it?
• Which screwdriver has a similar tip shape to the Frearson screwdriver?
• What color is often associated with special impact sockets and extensions?
• What is a common safety measure to take when working around machinery?
• What type of fluid is used in hydraulic braking systems?
• Is it safe to use power tools without wearing eye protection if you use them carefully?
• Which hammer has a plastic coated, metal face and is filled with small metal balls?
• What is a universal joint used for in automotive work?
• Which components make up a vehicle's powertrain?
• What does a cutting torch generate heat by burning?
• Which component is primarily responsible for steering a vehicle?
• Which class of fire extinguishers is specifically intended for electrical fires?
• What component measures the amount of air entering the engine?
• What type of hammer has a soft, heavy head to prevent damage to surfaces?
• What tool is primarily used to grip, cut, cramp, hold, and bend various parts?
• Which area in the shop is used to store tools, small equipment, and supplies?
• What is the primary purpose of a center punch in automotive work?
• What facility is used for seminars, demonstrations, and technician training?
• Must the safety catch on a hydraulic lift be engaged after working under a vehicle?
• What is the function of the differential in a vehicle?
• When discussing sockets, Technician A claims the socket's point refers to the square opening for the handle. Technician B says it refers to the box configuration for the bolt head. Who is correct?
• Which class of fire extinguishers is designated for use on wood, paper, and plastic fires?
• What type of control system adjusts the throttle opening in response to driver input?
• What is a symptom of a clogged fuel filter?
• When should a six-point box end wrench be used?
• What does "power steering" assist the driver with?
• A cold ___ tank is used to clean grease and oil off parts.
• What is the function of a multimeter in automotive diagnostics?
• Which hammer is noted for being light and having a soft head?
• Which tool is useful during various driving and cutting operations?
• Which type of engine uses reciprocating pistons to create rotary motion?
• Should vehicles be pulled through shop doors slowly and carefully?
• What is the most common type of hammer used in automotive work?
• What is the most common type of multi-purpose fire extinguisher used?
• Which of the following tools is NOT used for grip, cut, cramp, hold, or bend?
• Which of the following is NOT a benefit of using high-quality tools?
• Which tool is best suited for fine detail work in automotive tasks?
• Which type of wrench is best suited for tightening or loosening nut and bolt combinations?
• What is the primary reason for wearing safety glasses when using a vise?
• What is a common symptom of a failing starter motor?
• What hammer is characterized by a large and heavy head intended for powerful blows?
• What is the primary purpose of engine oil?
• What does ABS stand for in automotive technology?
• What is the typical purpose of a vehicle’s battery?
• What material is commonly used as fuel in a cutting torch for generating heat?
• What is the primary purpose of a torque wrench?
• What is another name for a dead blow hammer?
• What does the term "grounding" refer to in automotive systems?
• What type of maintenance is most effective in prolonging a vehicle's life?
• Is it safe to work under a vehicle if it is supported only by a jack?
• What is the heaviest type of hammer commonly used in automotive work?
• Is carbon steel superior to high-speed steel for drill bits?
• What tool is characterized by a strong steel bar commonly used for prying?
• Can a wire wheel in a bench grinder be used to clean soft metal or brass parts?
• What is the primary function of a vehicle’s fuses?
• What is the role of the thermostat in an automotive cooling system?
• What tool is small, cylinder-shaped, and comes in various sizes for fitting onto bolts?
• In what case is it not advisable to remove safety guards from power tools?
• What distinguishes a rawhide hammer from others?
• When dealing with gasoline spills, what is the proper method to absorb them?
• Which substance is considered the most dangerous and underestimated flammable material in an auto shop?
• What is the function of the ignition coil in a vehicle?
• What tool is commonly used to tighten or loosen lug nuts on a vehicle?
• What part of the brake system is used to increase braking force?
• Why is it important to use the correct tool for a job in automotive technology?
• Which tool is specifically used to drive nails or perform heavy impact tasks?
• What does "DFI" stand for in relation to fuel systems?
• Which tool is better for preventing damage to a surface when striking?
• What type of footwear is considered safe when working in an automotive shop?
• Which tool has jobs that can be adjusted to fit different size bolt and nut heads?
• What is a negative effect of worn spark plugs on a vehicle?
• What is the purpose of a neutral safety switch in a vehicle?
• What is another name for a tubing or flare nut wrench?
• Is shop air pressure typically higher than 50 psi?
• Which technology is commonly used to improve fuel efficiency in modern vehicles?
• Is asphyxiation caused by breathing toxic substances in the air?
• To prevent undo wear, pressure should be applied to a file only on which stroke?
• Must an electric power tool have a functional ground prong before use?
• Which class of fire extinguishers is appropriate for extinguishing fires involving liquids, oil, and gasoline?
• What type of vise should be used to prevent damaging a positioned part?
• What is the primary purpose of a vehicle's radiator?
• Fire extinguishers for combustible metals are classified under which category?
• What are quick disconnects typically used on in a shop setting?
• What does the "fuel octane rating" measure?
• What is a ranch designed to be hit by a hammer called?
• What does the "check engine" light indicate in a vehicle?
• What is the role of the fuel pump in a vehicle?
• Which tool can be used to loosen extremely tight screws?
• What type of fuel system delivers fuel directly into the combustion chamber?
• What type of protection must be worn when grinding a chisel or punch?
• What is used to support a vehicle once it has been lifted?
• True or False: Power tools used in the automotive shop can be powered by compressed air, hydraulics, or electricity.
• What class of fire extinguishers should be used for flammable gases?
• Which of the following is not a type of accident likely to happen in an auto repair shop?
• What is the main purpose of a dead blow hammer?