To which of the following assemblies is a kingpin either welded or bolted?

A. upper coupler
B. lower coupler
C. fifth wheel
D. drawbar eye


Answer: A

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While performing steel-erection work, it is best to wear _____.

a. shirts with open pockets for easy access b. short-sleeve shirts to keep your arms free c. long-sleeved shirts d. an unbuttoned shirt over a t-shirt

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Once the wood is mechanically or chemically changed, it is referred to as _________ wood

A) dried B) converted C) ?old D) salvaged

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In the cellular telephone, the ________ is responsible for converting the reference frequency to the appropriate frequency for that particular cell

A) antenna B) transmitter C) receiver D) frequency synthesizer E) diplexer F) logic board

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Technician A says that the engine oil used should meet the vehicle manufacturer's standards. Technician B says that the specified viscosity of oil should be used. Which technician is correct?

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

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