Technician A says that a green 9-pin J1939 DLC must be used to connect to a post-2014 Volvo truck J1939 data bus. Technician B says that the green 9-pin J1939 DLC is backward compatible and can connect to any pre-2014 black receptacle. Who is correct??

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


Answer: B

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Photosynthetic rates are ________ in cuttings after roots are initiated; hence, it is better to maintain irradiance at ________ levels until rooting occurs.

Fill in the blank(s) with the appropriate word(s).

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Rural _____________________ deals with the interactions of people in rural settings

Fill in the blank(s) with correct word

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Whenever possible you should attempt to _______

A) Never give performance evaluations B) Reward performance and ignore lack of performance C) Tie performance to compensation D) Separate compensation from performance

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Two technicians are discussing non-indicator type ball joint inspection. Technician A says that the vehicle should be on the ground with the ball joints loaded, then checked for free play. Technician B says the ball joints should be unloaded before checking for free play. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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