Which of these questions addresses the most important aspect of career choice?
a. How much money do you want to make?
b. What do you enjoy doing?
c. How much time and effort are you willing to spend in training and education?
d. For which type of job is there the greatest demand right now?
B
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Grasses that produce edible grains are called:
a. turf crops c. pulse crops b. fiber crops d. cereal crops
Which of these tools is needed when diagnosing an electronic throttle system?
A) Scan tool B) Pocket code reader C) Spark tester D) Vacuum gauge
One difference between refrigerant piping practices for air-conditioning systems and refrigerant piping practices for commercial refrigeration systems is that:
A) The suction lines on air-conditioning systems do not require insulating because of their higher temperature. B) Most commercial refrigeration system manufacturers do not recommend oil traps. C) Most air-conditioning manufacturers do not recommend oil traps. D) Suction lines are typically larger for air-conditioning applications for the same capacity of commercial refrigeration systems.
Before flushing any system, all in-line devices, such as soft-seated control valves and magnetic flowmeters,
must be _____. a. calibrated b. opened c. closed d. removed