Automation System
Operator interaction directly with the CRT is accomplished via:

a touch terminal
a stylus
a digitizing tablet
vector scanning
None of these

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

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

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Automation System
A solenoid:

None of these
is spring operated
is related to an aneroid
can be used only in de circuits
is widely used in industrial automation

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