Technician A says that after replacing the drive axle tires on a highway tractor, the new revolutions per mile data must be programmed to the chassis data bus. Technician B says that the previous programming data is still valid providing the tires are of the same nominal dimension. Who is correct?

A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B


Answer: A

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According to the National Electrical Code®, After a main power failure, the activation of an emergency system must take place within ________.

A. 10 seconds B. 30 seconds C. 45 seconds D. 1 minute

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The accompanying figure shows the construction of a typical deck. What is feature 2?

A. Inside header B. Planking C. Wood posts D. Built-up girder

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Strut designs are being discussed. Technician A says the conventional MacPherson strut suspension combines a coil spring, damper, and bearing plate into a single unit. Technician B says a new form of MacPherson strut uses a modified steering knuckle. Who is correct?

A. A only B. B only C. both A and B D. Neither A or B

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6.7 × 8 =

A) 536 B) 0.536 C) 5.36 D) 53.6

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