Serial data is data that is transmitted by ________
A) Magnetic fields B) A series of rapidly changing voltage signals
C) Vacuum D) Light
B
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A technician does not tighten the lug nuts and causes the customer to be in an accident. Which insurance policy covers the injury?
A. Business liability insurance (Business operations policy) B. Garage keepers insurance C. Property insurance with commercial auto coverage D. Workers compensation
The white light of low-voltage systems is comparable to the light of the ____________________
Fill in the blank(s) with correct word
All hazard/risk categories require the use of __________________.
A. safety glasses B. FR clothing C. a hard hat D. leather work boots
What is the most common form of switching used for mechanical thermostats?
A) spring and bellows B) Magnets C) Mercury bulb D) Warped discs