Technician A says that most trucks that use a J1939 data bus have provision for the older J1587/1708 data bus. Technician B says that the current J1939 data bus is based on CAN 2.0 communications protocols. Who is correct?

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


Answer: C

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What does an ammeter measure?

What will be an ideal response?

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Open end and box end wrenches are offset how many degrees for clearance?

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The BACnet protocol is primarily used in:

A) Commercial refrigeration systems. B) Small appliances. C) Building automation control. D) Residential systems.

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