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Question 1 

The electronics in the rain-sense wiper module can detect the presence of rain drops under various lighting conditions. Which of these solid state components is used to sense rain drops?
A) Infrared light sensor      B) Photo Diode      C) Laser LED      D) Any of these

Answer

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Question 2 

Which event causes the capacitor to retain a voltage potential?
A) Open circuit      B) Closed circuit      C) Both A and B      D) Neither A nor B

Answer

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Question 3 

On-board diagnostic (OBD) systems levels I and II are being discussed. Technician A says that only OBD II systems require misfire detection. Technician B says that OBD I was capable of detecting exhaust emission control system failures. Who is right?
A) Technician A      B) Technician B      C) Both technicians      D) Neither technician

Answer

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Question 4 

Global (generic) OBD-II contains some data in what format?
A) Hexadecimal      B) Plain English      C) Roman numerals      D) All of the above

Answer

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Question 5 

A sheet metal screw holding a metal body panel has pierced the insulation of a wire and is touching the copper wire. This would cause a ________.
A) High resistance      B) Short to ground      C) Short to power      D) None of these

Answer

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Question 6 

A battery high-rate discharge (load capacity) test is being performed on a 12 volt battery.  Technician A says that a good battery should have a voltage reading of higher than 9.6 volts while under load at the end of the 15 second test.  Technician B says that the battery should be discharged (loaded) to 2 times its CCA rating.  Which technician is correct?
A) Technician A only      B) Technician B only
C) Both Technicians A and B      D) Neither Technician A nor B

Answer

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Question 7 

The type of solder that should be used for electrical work is ________.
A) Rosin core      B) 60/40 with no flux
C) Acid core      D) 50/50 with acid paste flux

Answer

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Question 8 

How many watts are consumed by a light bulb if 1.2 amperes are measured when 12 volts are applied?
A) 14.4 watts      B) 144 watts      C) 0.10 watt      D) 10 watts

Answer

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Question 9 

Which unit is used to measure electrical pressure (force)?

▸ Ampere

▸ Watt

▸ Volt

▸ Ohm

Answer

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Question 10 

If the bell housing is not properly torqued to the engine block, ________.
A) The crankshaft will crack
B) The rear cylinder can be distorted (become out-of-round)
C) The bell housing will distort
D) The engine block will crack

Answer

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