Automation System
Most current PC CAD systems are used for producing:

circuit simulation
2-D drawings
None of these
solids modeling
finite element analysis

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Automation System
Sensors:

None of these
probably will not improve over the next decade
are not important in automation
are easily developed
will be much smarter and more sophisticated in the future

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Automation System
Digital signals:

have a frequency measured in units of hertz
have a sinusoidal shape.
are assigned values of 1 or 0 depending on the voltage level
can have three possible levels
None of these

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Automation System
Straight-line operations:

must be parallel to one of the axes of the coordinate system
All of these
must be limited to two per workpiece
can include diagonal cuts if they aren't curved
None of these

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