Technician Asays solid-state circuitry is used in headlight dimming systems to control beam switching. Technician B says headlight dimming systems can use mechanical relays to control beam switching. Who is correct?

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


Answer: C

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Technician A says that carbon inside the engine can cause excessive NOx to form. Technician B says that excessive NOx could be caused by a cooling system fault causing the engine to operate too hot. Which technician is correct?

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

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What flow chart symbol is used to show an entry point to a program?

A) a diamond B) a parallelogram C) a circle D) a square

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A roller chain sprocket with a hub on one side is a/an _____ type sprocket

A. "A" type. B. "B" type. C. "C" type. D. "D" type.

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When the fuel oil tank is located above the burner, a __________-pipe oil system is adequate.

A. 1 B. 2 C. 3 D. 4

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