Automation System
Direct Numerical Control means:

using one computer to control several machines
eliminating computers from the manufacturing process
complete elimination of a need for a human operator.
using several computers to control one large machine
None of these

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

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

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Automation System
Ergonomics refers to:

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

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