Automation System
Which technique enables the designer to mold and shape, rather than construct on object using a series of lines?

Surface modeling
None of these
Solid modeling
FEM (Finite Element Modeling)
Wire-frame modeling

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Automation System
Semiconductor devices:

have a very short infant mortality period
All of these
are less reliable than electro¬mechanical components
None of these
usually have a very short MTBF (mean time between failure)

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