_______________ are devices that can measure some type of environmental parameter or a controlled variable and converting this parameter to a value that the controller can understand.
Fill in the blank(s) with the appropriate word(s).
Sensors
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____ is a common indicator of a DoS attack.
A. Unusually light network traffic B. Detection of a new virus C. User reports of system unavailability D. Unknown processes running
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By the 1840s, voter participation in the presidential election reached
A. nearly 50 percent. B. 25 percent. C. 40 percent. D. 15 percent. E. nearly 80 percent.
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Where in the compression refrigeration cycle is the refrigerant superheated?
What will be an ideal response?
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Materials that have many free electrons and offer little resistance to current flow are called ____.
A. conductors B. insulators C. semiconductors D. circuits
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