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

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

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Automation System
Ergonomics refers to:

the level of involvement the operator has with the workstation
the cost relationship of the workstation versus productivity
the technology involved in the workstation itself
the human aspect of the environment around the workstation as well as the workstation itself
None of these

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