Automation System
A common data base is one requisite for converting CAD and CAM to CIM. Another is that:

there should be a common 3-D part description system.
None of these
the user must have access to both hardware and software
the system must make provision for new techniques.
technical assistance must be provided to the user.

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Automation System
Sensors:

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

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