AUTOMOTIVE 1ST SEMESTER FINAL
EXAM QUESTIONS AND ANSWERS
100% CORRECT!!
,assembly - ANSWER a set of fitted parts designed to complete a function
chassis - ANSWER collection of vehicle assemblies that contains the tire, wheels,
engine, transmissions, and drive axle assembly
frame - ANSWER strong medal structure that provides a mounting place for all the other
parts
body - ANSWER skin that forms the outside of the vehicle
T or F- the most common construction design used to build passenger vehicles is
unibody - ANSWER true
Vehicle curb weight - ANSWER Total weight of the vehicle with a full tank of gas and no
driver.
Track width - ANSWER distance between the centerlines of two wheels (right and left)
on the same axle
Vehicle length - ANSWER Distance from the outermost point on a vehicle front bumper
to the outermost point on its rear bumper.
Vehicle wheelbase - ANSWER Distance from the centerline of the front wheels to the
centerline of the rear wheels.
Which of the following characteristics does not describe the crossover vehicle design?
A. features a low center of gravity for greater stability when cornering
B. features a mid or rear engine design for improved weight distribution
C. is a sport utility vehicle built on a passenger
D. is manufactured with a small cross section for improved aerodynamics - ANSWER B
Which of the following are major parts of an automotive computer system? - ANSWER
electronic control module, sensors, and actuators
Throttle Valve - ANSWER controls airflow into the engine
Which of the following systems would not be included in a vehicle's electrical system?
A. Lighting
B. Ignition
C. Transmission
, D. Charging - ANSWER C. Transmission
ignition system - ANSWER needed on gasoline engines to ignite the air-fuel mixture in
the engine combustion
starting system - ANSWER used to rotate the engine crankshaft until the engine fires
and runs on its own power
12-volt battery - ANSWER provides electricity for the starting system in a conventional
vehicle
emission control system - ANSWER reduces the amount of toxic wastes produced by
an internal combustion engine
All of the following parts of a drive train except
A. transmission
B. drive shaft
C. steering knuckle
D. clutch - ANSWER steering knuckle
Drive train - ANSWER - transfers turning force from the engine crankshaft to the drive
wheels
Clutch - ANSWER allows the driver to dis/engage the engine and manual transmission
or transaxle
Transmission - ANSWER uses gear combinations or ratios to multiply engine speed and
torque to accommodate driving conditions
manual transmission - ANSWER lets driver manual change gear ratios to better
accomodate driving conditions
automatic transmission - ANSWER - uses an internal hydraulic system and, sometimes,
electronic controls to shift gears
drive shaft - ANSWER Transfers power from the transmission to the rear axle assembly.
Rear Axle Assembly - ANSWER Contains a differential and two axles
differential - ANSWER transmits power via a set of gears and shafts, from the drive
shaft to the axles
EXAM QUESTIONS AND ANSWERS
100% CORRECT!!
,assembly - ANSWER a set of fitted parts designed to complete a function
chassis - ANSWER collection of vehicle assemblies that contains the tire, wheels,
engine, transmissions, and drive axle assembly
frame - ANSWER strong medal structure that provides a mounting place for all the other
parts
body - ANSWER skin that forms the outside of the vehicle
T or F- the most common construction design used to build passenger vehicles is
unibody - ANSWER true
Vehicle curb weight - ANSWER Total weight of the vehicle with a full tank of gas and no
driver.
Track width - ANSWER distance between the centerlines of two wheels (right and left)
on the same axle
Vehicle length - ANSWER Distance from the outermost point on a vehicle front bumper
to the outermost point on its rear bumper.
Vehicle wheelbase - ANSWER Distance from the centerline of the front wheels to the
centerline of the rear wheels.
Which of the following characteristics does not describe the crossover vehicle design?
A. features a low center of gravity for greater stability when cornering
B. features a mid or rear engine design for improved weight distribution
C. is a sport utility vehicle built on a passenger
D. is manufactured with a small cross section for improved aerodynamics - ANSWER B
Which of the following are major parts of an automotive computer system? - ANSWER
electronic control module, sensors, and actuators
Throttle Valve - ANSWER controls airflow into the engine
Which of the following systems would not be included in a vehicle's electrical system?
A. Lighting
B. Ignition
C. Transmission
, D. Charging - ANSWER C. Transmission
ignition system - ANSWER needed on gasoline engines to ignite the air-fuel mixture in
the engine combustion
starting system - ANSWER used to rotate the engine crankshaft until the engine fires
and runs on its own power
12-volt battery - ANSWER provides electricity for the starting system in a conventional
vehicle
emission control system - ANSWER reduces the amount of toxic wastes produced by
an internal combustion engine
All of the following parts of a drive train except
A. transmission
B. drive shaft
C. steering knuckle
D. clutch - ANSWER steering knuckle
Drive train - ANSWER - transfers turning force from the engine crankshaft to the drive
wheels
Clutch - ANSWER allows the driver to dis/engage the engine and manual transmission
or transaxle
Transmission - ANSWER uses gear combinations or ratios to multiply engine speed and
torque to accommodate driving conditions
manual transmission - ANSWER lets driver manual change gear ratios to better
accomodate driving conditions
automatic transmission - ANSWER - uses an internal hydraulic system and, sometimes,
electronic controls to shift gears
drive shaft - ANSWER Transfers power from the transmission to the rear axle assembly.
Rear Axle Assembly - ANSWER Contains a differential and two axles
differential - ANSWER transmits power via a set of gears and shafts, from the drive
shaft to the axles
