Automation System
Direct Numerical Control means:

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

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Automation System
Microcomputer-based control sys-tems

will tend to increase in cost.
will just keep their present capability
All of these
will have more standard industrial application software available in the future.
None of these

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Automation System
One of the major benefits of using CAD in tool design is that:

product design represents approximately one-half the engineering costs
it simplifies the trial-and-error method
there is better coordination in the materials-handling area
tool motions can be checked to see if there is interference between the tool and the object
None of these

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