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:

layering
None of these
constructive solid geometry
boundary representation
isometric

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Automation System
A stepping motor;

is a good choice where continuous rotation is needed
has a speed proportional to voltage input
can index positional movement.
has a commutator
None of these

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Automation System
The computer graphics system called SKETCHPAD was demonstrated at

University of Aston, Birmingham, 1960
None of these
Massachusetts Institute of Technology in 1963
Cranfield Institute of Technology, London, 1962
Imperial college of Science and Technology, London, 1973

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