What does a displayed active code represent in a truck engine management system?
A. any type of historic code
B. a malfunction at the time of the display
C. engine shutdown is imminent
D. engine is likely to be damaged unless shutdown
Answer: B
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A measurement of the actual weight of water in a given volume of air is ________.
A) Relative humidity B) Absolute pressure C) Absolute humidity D) Dew point
A primary advantage of using J-K flip-flops in asynchronous counter circuits is their ability to:
A) toggle on the clock if the J-K inputs are held HIGH. B) toggle on the clock if the J-K inputs are held LOW. C) toggle on the clock if the PRESET and CLEAR inputs are held HIGH. D) toggle on the clock if the PRESET and CLEAR inputs are held LOW.
A good general rule about hearing protection is that it should be used if you must raise your voice for someone
to hear you when they are _____. a. 2 feet (61 cm) away b. 3 feet (91 cm) away c. 5 feet (1.5 m) away d. 8 feet (2.4 m) away
The control system for MOVs is basically a forward/reverse control with the addition of a special limit switch and a torque switch.
Answer the following statement true (T) or false (F)