Automation System
What Is a process variable?

A manipulated variable
None of these
A controlled variable
All of these
A process parameter that changes value

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Automation System
CAE and CAM are linked through:

a common data base and communications system
None of these
parts production and testing
assembly automation and tool production.
NC tape programming and automated design

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Automation System
How is the integral mode implemented on a digital controller?

the error is divided into discrete amounts
the digital controller cannot handle integral mode
All of these
None of these
the error signal is summed over a discrete time interval and accumulated by the controller

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