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
None of these
the error signal is summed over a discrete time interval and accumulated by the controller
All of these

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Automation System
The "walk-through" method of programming a robot involves:

moving the robot from one location to another
walking through your suggested procedure with your supervisor prior to programming
physically moving the robot through all the motions it is to repeat
All of these
None of these

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