Auto I Final Assessment

What is the main function of a gasket in an engine?

• To cool the engine

• To seal joints and prevent leaks

• To lubricate moving parts

• To filter coolant

What is the purpose of a radiator cap in the cooling system?

• To add coolant

• To maintain system pressure

• To filter coolant

• To circulate coolant

Which of the following is a sign that a coolant hose needs to be replaced?

• Hose feels soft or spongy

• Hose is warm to the touch

• Hose is clean

• Hose is flexible

When applying sealant to a gasket, what is the correct method?

• Apply a thick, uneven layer

• Apply a thin, even layer only where specified by the manufacturer

• Apply sealant to both sides of the gasket regardless of instructions

• Do not use sealant at all

How should a student properly inspect a drive belt for wear?

• By checking for cracks, fraying, or glazing on the belt surface

• By feeling if the belt is warm

• By listening for squealing noises only

• By spraying water on the belt

A vehicle is overheating despite having enough coolant. Which of the following is a logical next step in diagnosing the problem?

• Replace the engine oil

• Check if the thermostat is stuck closed

• Add more coolant

• Replace the battery

A student is asked to select the best type of gasket for a high-temperature engine application. What should they do?

• Choose the cheapest gasket available

• Select a gasket material rated for high temperatures and compatible with engine fluids

• Use any leftover gasket from previous jobs

• Use only paper gaskets

A vehicle’s engine is making a squealing noise after a new belt was installed. What should the student do to diagnose the issue?

• Ignore the noise; it will go away

• Check the belt tension and alignment, and inspect for installation errors

• Replace the coolant

• Add more oil

What is the first step in servicing an automatic transmission?

• Drain the transmission fluid

• Remove the transmission pan

• Check the transmission fluid level

• Inspect the transmission filter

What is the purpose of a transfer case in a vehicle's drivetrain?

• To cool the engine

• To filter transmission fluid

• To increase engine power

• To distribute power between the front and rear axles