Electrical System Operation



1.	Acid is the only potentially harmful substance contained in batteries.
	A.	True.
	B.	False.

2.	When using terminal removal tools, use heavy pressure to flex the primary locks.
	A.	True.
	B.	False.

3.	When replacing a blown fuse:
	A.	Install a fuse with a higher rating to avoid future fuse failure.
	B.	A higher-rated fuse will fail faster than a lower-rated fuse.
	C.	A higher-rated fuse will allow excess current flow.
	D.	None of the above.

4.	Which of the following is true of wiring diagrams and current flow?
	A.	The current is assumed to flow from top to bottom.
	B.	The current is assumed to flow from bottom to top.
	C.	The current is assumed to flow from left to right.
	D.	The current is assumed to flow from right to left.

5.	Which of the following is true of test light use?
	A.	Power from a test light can damage electrical components.
	B.	Test lights should be used to safely test all electronic equipment.
	C.	The vehicle battery should remain connected to any device being tested.
	D.	None of the above.

6.	Wiring insulation penetrated by a logic probe can be repaired with:
	A.	Duct tape.
	B.	CTV sealant.
	C.	Electrical tape.
	D.	Trim adhesive.

7.	If used to bypass a load component, a jumper wire allows:
	A.	Less current to flow through the circuit.
	B.	Excess current to flow through the circuit.
	C.	The same amount of current to flow through the circuit.
	D.	A load component to operate more efficiently.

8.	Excessive resistance in a circuit increases current flow.
	A.	True.
	B.	False.

9.	Which of the following is a hazard associated with soldering?
	A.	Fumes can be harmful to eyes.
	B.	Fumes can be harmful to lungs.
	C.	Hot solder can burn skin.
	D.	All of the above.

10.	A defective module may have been caused by a closed clamping diode.
	A.	True.
	B.	False.

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