Automation System
One of the following is not considered a method of input control in a CAD system.

Joystick
None of these
Plotter
Programmable function box
Touch terminal

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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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Automation System
An encoder:

converts a binary number to a decimal number.
converts an input to a binary number
is used to send telegraph signals
None of these
can have only four keys

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