Automation System
Four basic elements are required for an automated machine tool or production process. They are: input interface, memory, output interface and:

logic
NC tape programming
None of these
software
computer graphics workstation

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Automation System
What is offset error?

the difference between the control setpoint value and the actual value.
None of these
the difference between the controller output and the setting of the manipulated variable.
All of these
the difference between the sensor input and the absolute sensed parameter.

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Automation System
Vision sensors:

will more closely match the capabilities of the human eye
can not improve much in the next decade
None of these
All of these
will remain very costly

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