Automation System
The method of solid modeling that defines the topology of faces, edges, and vertics, as well as data that defines the surface in which each face lies is called:

boundary representation
isometric
layering
constructive solid geometry
None of these

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Automation System
A sequence controller:

is a mechanical only controller
None of these
performs on/off control functions in relation to time.
is no longer in widespread use
is difficult to program

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