People under the influence of ____________________ will create a hazard to themselves and others while working on a construction site.

A. alcohol and illegal drugs
B. some prescription drugs
C. some over-the-counter drugs
D. a, b, and c


Answer: D

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Indicate whether the statement is true or false

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If an OBD II PCM has set a catalyst efficiency code, all of the following pre-checks should be performed before condemning the converter EXCEPT for: 

A. checking the exhaust system for any leaks B. using a scan tool to check for O2 sensor codes C. visually checking the O2 sensors for cracked housings D. verifying that the engine does not have excessive cycling

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Synthetic oil has a retail price of $6.19 per quart. Find the total price of a 6-quart case when 4.5% sales tax is included

A) $6.49 B) $37.14 C) $38.81 D) None of these

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