Automation System
Advantages of robots include:

increased productivity
good return on investment and better company image
ability to withstand hazardous environments
None of these
All of these

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

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

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