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

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
the error is divided into discrete amounts

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Automation System
The robot:

None of these
represents the most powerful new industrial automation tool currently on the horizon
All of these
is very primitive at the present
will be more useful when robot vision is improved significantly

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Automation System
An operating system:

None of these
provides ability for other programmers to understand the software structure
is useless in most control applications
can help reduce software development time
All of these

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