Three of the most common shapes of screw heads are the flat head, round head, and ____ head.

a.square
c.oblong
b.oval
d.pentagonal


ANS: B

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____________ mandates training in environmental control rules and regulations.

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Technician A says that a stuck open wastegate can cause the engine to burn oil. Technician B says that a clogged PCV system can cause the engine to burn oil. Which technician is correct?

A) Technician A B) Technician B C) Both technicians D) Neither technician

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A defective thermostat can cause the powertrain control module (PCM) to set what diagnostic trouble code (DTC)?

A) P0171 B) P0300 C) P0172 D) P0128

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A requirement for an area in which a non-vented high-intensity infrared heater is to be installed is _____

a. the area must be well ventilated b. all ceilings must be at least 20' high c. no combustible material can be within 15' of the heater d. no vehicles can be parked under the heater

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