The data highway is ________
A) An open industrial networking standard that takes advantage of commercial off-the-shelf Ethernet hardware
B) A low-cost communications single cable network with input and output devices with an embedded microprocessor for network communications
C) A vendor-specific network for use with AB hardware
D) An open network standard that uses the producer/consumer network model to efficiently exchange time-critical application information in control systems
C
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Después de doblar PVC, el doblez se puede fijar utilizando:
a. hielo seco. b. una esponja o paño húmedo. c. un secador de cabello. d. agua helada.
The difference between the taps in a standard (not serial) set is found on the:
A) Pitch diameter B) Shank C) Flutes D) Chamfer
When measuring circuit resistance with a DMM, what will the ohmmeter display when you place the test leads across an open portion of the circuit?
A. extremely low resistance B. high resistance C. OL D. zero resistance
List six indoor air pollutants.
What will be an ideal response?