ASVAB Automotive and Shop Information (2020)

If a car has disc brakes in the front and drum brakes in the back, how many brake rotors does the car have?

2

In general, what is the primary difference between a saw blade designed for wood and a saw blade designed for metal?

A wood blade has longer teeth that are spaced farther apart than a metal blade.

What are the primary components of a transaxle?

Differential, Transmission

Which is true about all automobile engines?

None of these answers.

What makes a box wrench different from an open end wrench?

The box wrench has two closed ends that can be used, while an open end wrench has an open end.

To make a very fine cut (i.e. a finishing cut) on a piece of wood, what type of blade should be used and how quickly should the cut be made?

The wood should be cut slowly with a blade with a high tooth count.

What is a limited slip differential?

a differential that mechanically limits the maximum difference in speed between the drive wheels

Which is true about fuel pumps?

a fuel pump is what pumps fuel from the fuel tank to the engine

What is the shape of the bit on a flat head screwdriver?

a minus sign

A joiner's mallet is used by whom?

a person who joins two pieces of material

What kind of head does a Torx screwdriver have?

a six-pointed star shape

What is the order of the air intake components in a naturally-aspirated engine starting with the air filter?

air filter, mass flow sensor, throttle body, intake manifold

What does a coping saw do?

allows cutting curves in wood

What does a center punch allow you to do?

allows the operator to begin a hole in any material that needs to be drilled

Where is the radiator most commonly located?

between the engine and the vehicle grille

Where is the differential located in a front engine, rear wheel drive car?

between the rear wheels

A turbo charger does which of the following?

blows compressed air and fuel into the cylinders during the intake cycle

What part of a drum brake rotates with the wheel?

brake drum

What component contacts and applies pressure to the brake rotor to slow or stop a vehicle?

brake pads

Which of the following is not a part of the drive train in an automobile with a manual transmission?

brakes

What is the part of the brakes that house the brake pads and pistons called?

caliper

Which of the following engine components has a direct influence on the timing of the valves?

camshaft

Which of the following is a symptom of a head gasket leak?

coolant in the oil

A hacksaw is best for what?

cutting metals such as copper and iron

What is the name of the device fitted underneath the rear bumper on some cars for either purposes of appearance or to increase aerodynamic performance?

diffuser

A forstner bit is typically used for:

drilling a smooth hole with a flat bottom.

What is the order that exhaust components are commonly connected to the engine starting from the engine?

exhaust manifold, down pipe, catalytic converter, tailpipe

Which of the following describes an engine where the pistons move horizontally rather than vertically or diagonally?

flat / boxer

What is the name for the component that cools air before it enters the engine?

intercooler

A soldering gun is used with what kind of materials?

metals

What is a ball peen hammer best at?

shaping metal

What ignites the compressed air-fuel mixture in a gasoline engine?

spark plug

In a car with a steering rack which order do the components that link the steering wheel to the front wheels come, starting with the steering wheel?

steering wheel, steering column, steering rack, tie rods

In what type of automotive suspension are the drive axles themselves used to locate the wheel?

swing arm

What makes a claw hammer different from a general hammer?

there is no difference--they are the same tool

In a diesel engine, what initiates and controls the combustion?

timing of fuel injection

What is the purpose of the crankshaft?

to convert the linear motion of the pistons into rotational motion

What is a rasp used for?

to file and shape wood pieces

A cotter pin allows the castellated nut to do what?

to lock the castellated nut in place

What is a chisel used for?

to shape wood, metal, or other materials

In an automatic transmission, what is the functional equivalent to a clutch?

torque converter